/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-acceleration/diamond_1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 06:55:07,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 06:55:07,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 06:55:07,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-01 06:55:07,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 06:55:07,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 06:55:07,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 06:55:07,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 06:55:07,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 06:55:07,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 06:55:07,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 06:55:07,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 06:55:07,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 06:55:07,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 06:55:07,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 06:55:07,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 06:55:07,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-01 06:55:07,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 06:55:07,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 06:55:07,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 06:55:07,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-01 06:55:07,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 06:55:07,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 06:55:07,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 06:55:07,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 06:55:07,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 06:55:07,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 06:55:07,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 06:55:07,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 06:55:07,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 06:55:07,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 06:55:07,792 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 06:55:07,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 06:55:07,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 06:55:07,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 06:55:07,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 06:55:07,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 06:55:07,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 06:55:07,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 06:55:07,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 06:55:07,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 06:55:07,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-01 06:55:07,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-01 06:55:07,794 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-01 06:55:07,794 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 06:55:08,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 06:55:08,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 06:55:08,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 06:55:08,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 06:55:08,120 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 06:55:08,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/diamond_1-1.c [2021-05-01 06:55:08,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/504f78727/b95ff48eb5594eef96512a823a27abc1/FLAG54991b761 [2021-05-01 06:55:08,535 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 06:55:08,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/diamond_1-1.c [2021-05-01 06:55:08,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/504f78727/b95ff48eb5594eef96512a823a27abc1/FLAG54991b761 [2021-05-01 06:55:08,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/504f78727/b95ff48eb5594eef96512a823a27abc1 [2021-05-01 06:55:08,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 06:55:08,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-01 06:55:08,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 06:55:08,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 06:55:08,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 06:55:08,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7912c7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08, skipping insertion in model container [2021-05-01 06:55:08,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 06:55:08,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 06:55:08,710 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/diamond_1-1.c[373,386] [2021-05-01 06:55:08,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 06:55:08,724 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 06:55:08,731 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/diamond_1-1.c[373,386] [2021-05-01 06:55:08,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 06:55:08,743 INFO L208 MainTranslator]: Completed translation [2021-05-01 06:55:08,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08 WrapperNode [2021-05-01 06:55:08,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 06:55:08,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 06:55:08,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 06:55:08,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 06:55:08,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (1/1) ... [2021-05-01 06:55:08,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 06:55:08,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 06:55:08,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 06:55:08,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 06:55:08,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (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 [2021-05-01 06:55:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 06:55:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 06:55:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 06:55:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 06:55:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 06:55:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 06:55:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 06:55:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 06:55:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 06:55:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 06:55:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 06:55:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 06:55:09,102 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 06:55:09,102 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-05-01 06:55:09,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 06:55:09 BoogieIcfgContainer [2021-05-01 06:55:09,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 06:55:09,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-01 06:55:09,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-01 06:55:09,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-01 06:55:09,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.05 06:55:08" (1/3) ... [2021-05-01 06:55:09,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a435ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 06:55:09, skipping insertion in model container [2021-05-01 06:55:09,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 06:55:08" (2/3) ... [2021-05-01 06:55:09,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a435ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 06:55:09, skipping insertion in model container [2021-05-01 06:55:09,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 06:55:09" (3/3) ... [2021-05-01 06:55:09,123 INFO L111 eAbstractionObserver]: Analyzing ICFG diamond_1-1.c [2021-05-01 06:55:09,127 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-01 06:55:09,143 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-01 06:55:09,161 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-01 06:55:09,191 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-01 06:55:09,191 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-01 06:55:09,191 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-01 06:55:09,191 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-01 06:55:09,191 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-01 06:55:09,191 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-01 06:55:09,191 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-01 06:55:09,191 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-01 06:55:09,204 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 12 states have internal predecessors, (16), 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) [2021-05-01 06:55:09,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-05-01 06:55:09,209 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:09,210 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:09,210 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:09,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:09,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1418018830, now seen corresponding path program 1 times [2021-05-01 06:55:09,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:09,223 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1973586854] [2021-05-01 06:55:09,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:09,274 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 06:55:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:09,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:09,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:09,466 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:09,467 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1973586854] [2021-05-01 06:55:09,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1973586854] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:09,469 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:09,469 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-01 06:55:09,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576888971] [2021-05-01 06:55:09,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-01 06:55:09,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:09,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-01 06:55:09,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 06:55:09,486 INFO L87 Difference]: Start difference. First operand has 19 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 12 states have internal predecessors, (16), 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 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-05-01 06:55:09,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:09,560 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2021-05-01 06:55:09,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-01 06:55:09,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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 11 [2021-05-01 06:55:09,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:09,567 INFO L225 Difference]: With dead ends: 30 [2021-05-01 06:55:09,568 INFO L226 Difference]: Without dead ends: 13 [2021-05-01 06:55:09,572 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 56.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 06:55:09,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-05-01 06:55:09,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-05-01 06:55:09,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2021-05-01 06:55:09,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-05-01 06:55:09,601 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2021-05-01 06:55:09,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:09,602 INFO L480 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-05-01 06:55:09,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-05-01 06:55:09,602 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-05-01 06:55:09,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-05-01 06:55:09,603 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:09,603 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:09,603 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-01 06:55:09,603 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:09,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:09,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1427254040, now seen corresponding path program 1 times [2021-05-01 06:55:09,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:09,604 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [244853180] [2021-05-01 06:55:09,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:09,614 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 06:55:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:09,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:09,676 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-05-01 06:55:09,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-05-01 06:55:09,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:09,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:09,708 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:09,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [244853180] [2021-05-01 06:55:09,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [244853180] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:09,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:09,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-01 06:55:09,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868468663] [2021-05-01 06:55:09,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-01 06:55:09,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:09,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-01 06:55:09,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-01 06:55:09,710 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-05-01 06:55:09,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:09,756 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-05-01 06:55:09,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-01 06:55:09,756 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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 11 [2021-05-01 06:55:09,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:09,757 INFO L225 Difference]: With dead ends: 20 [2021-05-01 06:55:09,758 INFO L226 Difference]: Without dead ends: 15 [2021-05-01 06:55:09,758 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-01 06:55:09,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-05-01 06:55:09,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2021-05-01 06:55:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 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) [2021-05-01 06:55:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-05-01 06:55:09,763 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 11 [2021-05-01 06:55:09,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:09,763 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-05-01 06:55:09,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-05-01 06:55:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-05-01 06:55:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-05-01 06:55:09,764 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:09,764 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:09,764 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-01 06:55:09,764 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:09,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:09,764 INFO L82 PathProgramCache]: Analyzing trace with hash -397340509, now seen corresponding path program 1 times [2021-05-01 06:55:09,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:09,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1983658239] [2021-05-01 06:55:09,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:09,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:09,791 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_11 4294967296) 99) (not (= (mod v_main_~y~0_6 2) 0))) InVars {main_~x~0=v_main_~x~0_11, main_~y~0=v_main_~y~0_6} OutVars{main_~x~0=v_main_~x~0_11, main_~y~0=v_main_~y~0_6} AuxVars[] AssignedVars[] [2021-05-01 06:55:09,802 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:09,808 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,812 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,815 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,822 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,824 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,841 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:09,864 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:09,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,869 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:09,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,878 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,887 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,894 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:09,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:09,927 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:09,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:09,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:09,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:09,990 INFO L142 QuantifierPusher]: treesize reduction 21, result has 87.3 percent of original size [2021-05-01 06:55:09,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:55:10,037 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.1 percent of original size [2021-05-01 06:55:10,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-05-01 06:55:10,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:10,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:10,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:10,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:10,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:10,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:10,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,157 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:10,201 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:10,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:10,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:10,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:10,217 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:10,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1983658239] [2021-05-01 06:55:10,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1983658239] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:10,218 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:10,218 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-01 06:55:10,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571867095] [2021-05-01 06:55:10,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-01 06:55:10,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:10,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-01 06:55:10,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-05-01 06:55:10,220 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 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) [2021-05-01 06:55:10,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:10,431 INFO L93 Difference]: Finished difference Result 29 states and 36 transitions. [2021-05-01 06:55:10,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-01 06:55:10,432 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 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 13 [2021-05-01 06:55:10,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:10,432 INFO L225 Difference]: With dead ends: 29 [2021-05-01 06:55:10,432 INFO L226 Difference]: Without dead ends: 19 [2021-05-01 06:55:10,434 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 290.6ms TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-05-01 06:55:10,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-05-01 06:55:10,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2021-05-01 06:55:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 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) [2021-05-01 06:55:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2021-05-01 06:55:10,442 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 13 [2021-05-01 06:55:10,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:10,442 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2021-05-01 06:55:10,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 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) [2021-05-01 06:55:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2021-05-01 06:55:10,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-01 06:55:10,443 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:10,443 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:10,443 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-01 06:55:10,443 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:10,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:10,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1507084702, now seen corresponding path program 2 times [2021-05-01 06:55:10,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:10,444 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1130694600] [2021-05-01 06:55:10,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:10,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:10,455 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_7 2) 0)) (< (mod (+ v_main_~x~0_15 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_15, main_~y~0=v_main_~y~0_7} OutVars{main_~x~0=v_main_~x~0_15, main_~y~0=v_main_~y~0_7} AuxVars[] AssignedVars[] [2021-05-01 06:55:10,461 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:10,465 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,474 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:10,479 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:10,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,487 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:10,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,498 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,501 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,508 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,516 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,519 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,528 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:10,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:10,558 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:10,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:10,563 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_8 2) 0)) (< (mod v_main_~x~0_17 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_17, main_~y~0=v_main_~y~0_8} OutVars{main_~x~0=v_main_~x~0_17, main_~y~0=v_main_~y~0_8} AuxVars[] AssignedVars[] [2021-05-01 06:55:10,569 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:10,571 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,590 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:10,594 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:10,595 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:10,602 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,605 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,612 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,622 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,624 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,628 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,630 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,631 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:10,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:10,658 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:10,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:10,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:10,759 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.3 percent of original size [2021-05-01 06:55:10,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-05-01 06:55:10,818 INFO L142 QuantifierPusher]: treesize reduction 21, result has 90.5 percent of original size [2021-05-01 06:55:10,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:55:10,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:10,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:10,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:10,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:10,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:10,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,915 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:10,959 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:10,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:10,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:10,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:10,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:10,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:11,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:11,009 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:11,009 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1130694600] [2021-05-01 06:55:11,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1130694600] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:11,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:11,010 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-05-01 06:55:11,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266479605] [2021-05-01 06:55:11,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-01 06:55:11,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:11,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-01 06:55:11,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-05-01 06:55:11,011 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. Second operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 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) [2021-05-01 06:55:11,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:11,133 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2021-05-01 06:55:11,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-01 06:55:11,133 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 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 [2021-05-01 06:55:11,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:11,133 INFO L225 Difference]: With dead ends: 27 [2021-05-01 06:55:11,134 INFO L226 Difference]: Without dead ends: 20 [2021-05-01 06:55:11,134 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 237.8ms TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-05-01 06:55:11,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-05-01 06:55:11,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-05-01 06:55:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 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) [2021-05-01 06:55:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2021-05-01 06:55:11,138 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 22 transitions. Word has length 15 [2021-05-01 06:55:11,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:11,138 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-05-01 06:55:11,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 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) [2021-05-01 06:55:11,138 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2021-05-01 06:55:11,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-01 06:55:11,138 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:11,138 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:11,138 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-01 06:55:11,139 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:11,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:11,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1978535968, now seen corresponding path program 1 times [2021-05-01 06:55:11,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:11,139 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [513839968] [2021-05-01 06:55:11,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:11,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:11,145 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_22 2) 4294967296) 99) (= (mod v_main_~y~0_9 2) 0)) InVars {main_~x~0=v_main_~x~0_22, main_~y~0=v_main_~y~0_9} OutVars{main_~x~0=v_main_~x~0_22, main_~y~0=v_main_~y~0_9} AuxVars[] AssignedVars[] [2021-05-01 06:55:11,147 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:11,148 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,169 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:11,184 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:11,213 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:11,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,232 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:11,236 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:11,241 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:11,242 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:11,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,299 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,308 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,309 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:11,370 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:11,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:11,371 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:11,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:11,390 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_24 4294967296) 99) (= (mod v_main_~y~0_10 2) 0)) InVars {main_~x~0=v_main_~x~0_24, main_~y~0=v_main_~y~0_10} OutVars{main_~x~0=v_main_~x~0_24, main_~y~0=v_main_~y~0_10} AuxVars[] AssignedVars[] [2021-05-01 06:55:11,392 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:11,394 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,428 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:11,436 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:11,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,468 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:11,472 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:11,476 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:11,480 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:11,480 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:11,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,516 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,536 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,541 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,547 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:11,622 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:11,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:11,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:11,625 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_26 4294967296) 99) (not (= (mod v_main_~y~0_11 2) 0))) InVars {main_~x~0=v_main_~x~0_26, main_~y~0=v_main_~y~0_11} OutVars{main_~x~0=v_main_~x~0_26, main_~y~0=v_main_~y~0_11} AuxVars[] AssignedVars[] [2021-05-01 06:55:11,627 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:11,629 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,638 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:11,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,660 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:11,661 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:11,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,670 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,681 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,683 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,685 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,687 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,692 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,693 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:11,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:11,718 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:11,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:11,777 INFO L142 QuantifierPusher]: treesize reduction 27, result has 76.1 percent of original size [2021-05-01 06:55:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:11,814 INFO L142 QuantifierPusher]: treesize reduction 37, result has 86.3 percent of original size [2021-05-01 06:55:11,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 233 [2021-05-01 06:55:11,855 INFO L142 QuantifierPusher]: treesize reduction 37, result has 86.3 percent of original size [2021-05-01 06:55:11,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-05-01 06:55:11,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:11,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:11,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:11,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:11,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:11,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:11,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:11,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 06:55:11,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 06:55:11,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:11,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:11,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:12,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:12,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:12,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:12,015 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:12,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [513839968] [2021-05-01 06:55:12,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [513839968] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:12,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:12,015 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-01 06:55:12,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305251230] [2021-05-01 06:55:12,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-01 06:55:12,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:12,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-01 06:55:12,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-05-01 06:55:12,016 INFO L87 Difference]: Start difference. First operand 20 states and 22 transitions. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 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) [2021-05-01 06:55:12,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:12,203 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2021-05-01 06:55:12,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-01 06:55:12,204 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 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 [2021-05-01 06:55:12,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:12,204 INFO L225 Difference]: With dead ends: 33 [2021-05-01 06:55:12,204 INFO L226 Difference]: Without dead ends: 23 [2021-05-01 06:55:12,204 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 278.6ms TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2021-05-01 06:55:12,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-05-01 06:55:12,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-05-01 06:55:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 18 states have internal predecessors, (22), 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) [2021-05-01 06:55:12,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2021-05-01 06:55:12,209 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 15 [2021-05-01 06:55:12,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:12,209 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2021-05-01 06:55:12,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 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) [2021-05-01 06:55:12,209 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-05-01 06:55:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-05-01 06:55:12,209 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:12,209 INFO L519 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:12,210 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-01 06:55:12,210 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:12,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:12,210 INFO L82 PathProgramCache]: Analyzing trace with hash 2003644377, now seen corresponding path program 3 times [2021-05-01 06:55:12,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:12,210 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [21766572] [2021-05-01 06:55:12,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:12,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:12,214 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= 0 (mod v_main_~y~0_12 2))) (< (mod (+ v_main_~x~0_32 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_32, main_~y~0=v_main_~y~0_12} OutVars{main_~x~0=v_main_~x~0_32, main_~y~0=v_main_~y~0_12} AuxVars[] AssignedVars[] [2021-05-01 06:55:12,216 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:12,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,231 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,235 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,239 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:12,242 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:12,243 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:12,246 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,249 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,252 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,255 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,259 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:12,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:12,288 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:12,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:12,290 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_13 2) 0)) (< (mod v_main_~x~0_34 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_34, main_~y~0=v_main_~y~0_13} OutVars{main_~x~0=v_main_~x~0_34, main_~y~0=v_main_~y~0_13} AuxVars[] AssignedVars[] [2021-05-01 06:55:12,292 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:12,296 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,307 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,318 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:12,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,326 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:12,326 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:12,329 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,355 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:12,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:12,381 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:12,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:12,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:12,407 INFO L142 QuantifierPusher]: treesize reduction 36, result has 71.7 percent of original size [2021-05-01 06:55:12,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-05-01 06:55:12,438 INFO L142 QuantifierPusher]: treesize reduction 52, result has 72.0 percent of original size [2021-05-01 06:55:12,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-05-01 06:55:12,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:12,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:12,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:12,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:12,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:12,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,510 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:12,554 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:12,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:12,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:12,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:12,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,581 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:12,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:12,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,605 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:12,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:12,618 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:12,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [21766572] [2021-05-01 06:55:12,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [21766572] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:12,618 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:12,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 06:55:12,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196799061] [2021-05-01 06:55:12,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 06:55:12,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:12,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 06:55:12,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-05-01 06:55:12,619 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2021-05-01 06:55:12,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:12,774 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2021-05-01 06:55:12,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-01 06:55:12,775 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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 17 [2021-05-01 06:55:12,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:12,775 INFO L225 Difference]: With dead ends: 32 [2021-05-01 06:55:12,775 INFO L226 Difference]: Without dead ends: 25 [2021-05-01 06:55:12,775 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 255.2ms TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2021-05-01 06:55:12,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-05-01 06:55:12,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-05-01 06:55:12,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 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) [2021-05-01 06:55:12,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2021-05-01 06:55:12,780 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 17 [2021-05-01 06:55:12,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:12,780 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2021-05-01 06:55:12,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2021-05-01 06:55:12,780 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-05-01 06:55:12,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-05-01 06:55:12,780 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:12,780 INFO L519 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:12,780 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-01 06:55:12,781 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:12,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:12,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1088949283, now seen corresponding path program 2 times [2021-05-01 06:55:12,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:12,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [477829358] [2021-05-01 06:55:12,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:12,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:12,786 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_40 2) 4294967296) 99) (= (mod v_main_~y~0_14 2) 0)) InVars {main_~x~0=v_main_~x~0_40, main_~y~0=v_main_~y~0_14} OutVars{main_~x~0=v_main_~x~0_40, main_~y~0=v_main_~y~0_14} AuxVars[] AssignedVars[] [2021-05-01 06:55:12,788 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:12,789 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,816 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:12,843 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:12,851 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:12,860 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,865 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:12,871 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:12,877 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:12,878 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:12,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,938 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,942 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:12,945 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:13,005 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:13,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:13,006 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:13,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:13,008 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_42 4294967296) 99) (= (mod v_main_~y~0_15 2) 0)) InVars {main_~x~0=v_main_~x~0_42, main_~y~0=v_main_~y~0_15} OutVars{main_~x~0=v_main_~x~0_42, main_~y~0=v_main_~y~0_15} AuxVars[] AssignedVars[] [2021-05-01 06:55:13,009 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:13,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,018 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,020 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,051 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:13,110 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:13,152 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:13,164 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:13,165 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:13,178 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,187 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,206 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:13,251 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:13,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:13,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:13,255 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_16 2) 0)) (< (mod v_main_~x~0_44 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_44, main_~y~0=v_main_~y~0_16} OutVars{main_~x~0=v_main_~x~0_44, main_~y~0=v_main_~y~0_16} AuxVars[] AssignedVars[] [2021-05-01 06:55:13,257 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:13,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,263 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,270 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,275 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:13,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,290 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:13,291 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:13,295 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,307 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,308 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:13,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:13,335 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:13,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:13,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:13,410 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size [2021-05-01 06:55:13,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-05-01 06:55:13,441 INFO L142 QuantifierPusher]: treesize reduction 74, result has 74.3 percent of original size [2021-05-01 06:55:13,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-05-01 06:55:13,507 INFO L142 QuantifierPusher]: treesize reduction 72, result has 77.0 percent of original size [2021-05-01 06:55:13,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-05-01 06:55:13,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:13,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:13,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:13,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:13,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:13,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:13,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:13,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:13,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:55:13,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-05-01 06:55:13,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:13,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:13,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:13,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:13,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:13,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:13,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:13,712 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:13,712 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [477829358] [2021-05-01 06:55:13,713 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [477829358] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:13,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:13,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-05-01 06:55:13,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439618729] [2021-05-01 06:55:13,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-01 06:55:13,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:13,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-01 06:55:13,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-05-01 06:55:13,714 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 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) [2021-05-01 06:55:13,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:13,896 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2021-05-01 06:55:13,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-01 06:55:13,897 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 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 17 [2021-05-01 06:55:13,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:13,897 INFO L225 Difference]: With dead ends: 36 [2021-05-01 06:55:13,897 INFO L226 Difference]: Without dead ends: 29 [2021-05-01 06:55:13,898 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 354.3ms TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2021-05-01 06:55:13,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-05-01 06:55:13,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2021-05-01 06:55:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 22 states have internal predecessors, (26), 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) [2021-05-01 06:55:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2021-05-01 06:55:13,902 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 17 [2021-05-01 06:55:13,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:13,902 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2021-05-01 06:55:13,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 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) [2021-05-01 06:55:13,903 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-05-01 06:55:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-01 06:55:13,903 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:13,903 INFO L519 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:13,903 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-01 06:55:13,903 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:13,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:13,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1838845100, now seen corresponding path program 4 times [2021-05-01 06:55:13,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:13,904 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [371764328] [2021-05-01 06:55:13,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:13,908 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_17 2) 0)) (< (mod (+ v_main_~x~0_51 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_51, main_~y~0=v_main_~y~0_17} OutVars{main_~x~0=v_main_~x~0_51, main_~y~0=v_main_~y~0_17} AuxVars[] AssignedVars[] [2021-05-01 06:55:13,911 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:13,912 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,917 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:13,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,924 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:13,924 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:13,927 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,938 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,953 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,955 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,963 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:13,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:13,988 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:13,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:13,990 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= 0 (mod v_main_~y~0_18 2))) (< (mod v_main_~x~0_53 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_53, main_~y~0=v_main_~y~0_18} OutVars{main_~x~0=v_main_~x~0_53, main_~y~0=v_main_~y~0_18} AuxVars[] AssignedVars[] [2021-05-01 06:55:13,992 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:13,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,997 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:13,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,004 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,005 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,010 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:14,017 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:14,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,021 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:14,023 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,036 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:14,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:14,063 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:14,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:14,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:14,084 INFO L142 QuantifierPusher]: treesize reduction 35, result has 77.1 percent of original size [2021-05-01 06:55:14,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-05-01 06:55:14,122 INFO L142 QuantifierPusher]: treesize reduction 44, result has 75.1 percent of original size [2021-05-01 06:55:14,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-05-01 06:55:14,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:14,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:14,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:14,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:14,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:14,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,199 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:14,243 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:14,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:14,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,247 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:14,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:14,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,269 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:14,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:14,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:14,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:14,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,319 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:14,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:14,332 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:14,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [371764328] [2021-05-01 06:55:14,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [371764328] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:14,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:14,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-05-01 06:55:14,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787560276] [2021-05-01 06:55:14,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-01 06:55:14,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:14,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-01 06:55:14,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-05-01 06:55:14,334 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 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) [2021-05-01 06:55:14,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:14,631 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2021-05-01 06:55:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-01 06:55:14,632 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 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 19 [2021-05-01 06:55:14,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:14,632 INFO L225 Difference]: With dead ends: 41 [2021-05-01 06:55:14,632 INFO L226 Difference]: Without dead ends: 31 [2021-05-01 06:55:14,633 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 402.9ms TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2021-05-01 06:55:14,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-05-01 06:55:14,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-05-01 06:55:14,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 26 states have internal predecessors, (30), 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) [2021-05-01 06:55:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2021-05-01 06:55:14,638 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 19 [2021-05-01 06:55:14,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:14,638 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2021-05-01 06:55:14,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 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) [2021-05-01 06:55:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2021-05-01 06:55:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-01 06:55:14,639 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:14,639 INFO L519 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:14,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-01 06:55:14,639 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:14,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:14,639 INFO L82 PathProgramCache]: Analyzing trace with hash -894636902, now seen corresponding path program 3 times [2021-05-01 06:55:14,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:14,639 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325147500] [2021-05-01 06:55:14,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:14,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:14,644 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_60 2) 4294967296) 99) (= (mod v_main_~y~0_19 2) 0)) InVars {main_~x~0=v_main_~x~0_60, main_~y~0=v_main_~y~0_19} OutVars{main_~x~0=v_main_~x~0_60, main_~y~0=v_main_~y~0_19} AuxVars[] AssignedVars[] [2021-05-01 06:55:14,646 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:14,647 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,666 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:14,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,684 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:14,690 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:14,697 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:14,698 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:14,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,709 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,714 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,718 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,723 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,728 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,731 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,734 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,736 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,737 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:14,790 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:14,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:14,790 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:14,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:14,792 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_62 4294967296) 99) (= (mod v_main_~y~0_20 2) 0)) InVars {main_~x~0=v_main_~x~0_62, main_~y~0=v_main_~y~0_20} OutVars{main_~x~0=v_main_~x~0_62, main_~y~0=v_main_~y~0_20} AuxVars[] AssignedVars[] [2021-05-01 06:55:14,794 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:14,797 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,804 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,805 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,820 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:14,824 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:14,849 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:14,876 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:14,887 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:14,892 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:14,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,899 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:14,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,960 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:14,961 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:15,032 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:15,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:15,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:15,035 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_21 2) 0)) (< (mod v_main_~x~0_64 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_64, main_~y~0=v_main_~y~0_21} OutVars{main_~x~0=v_main_~x~0_64, main_~y~0=v_main_~y~0_21} AuxVars[] AssignedVars[] [2021-05-01 06:55:15,036 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:15,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,048 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,057 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,064 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:15,068 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:15,068 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:15,072 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,074 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,077 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,079 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,082 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:15,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:15,107 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:15,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:15,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:15,144 INFO L142 QuantifierPusher]: treesize reduction 19, result has 79.8 percent of original size [2021-05-01 06:55:15,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-05-01 06:55:15,172 INFO L142 QuantifierPusher]: treesize reduction 109, result has 60.8 percent of original size [2021-05-01 06:55:15,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-05-01 06:55:15,227 INFO L142 QuantifierPusher]: treesize reduction 112, result has 60.0 percent of original size [2021-05-01 06:55:15,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-05-01 06:55:15,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:15,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:15,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:15,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:15,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:15,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:15,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:15,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:55:15,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:55:15,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:15,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,378 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:15,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:15,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,415 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:15,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:15,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,445 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:15,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:15,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:15,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:15,491 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:15,491 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [325147500] [2021-05-01 06:55:15,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [325147500] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:15,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:15,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 06:55:15,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857431637] [2021-05-01 06:55:15,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 06:55:15,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:15,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 06:55:15,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-05-01 06:55:15,492 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-05-01 06:55:15,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:15,674 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2021-05-01 06:55:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-01 06:55:15,675 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 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 19 [2021-05-01 06:55:15,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:15,675 INFO L225 Difference]: With dead ends: 40 [2021-05-01 06:55:15,675 INFO L226 Difference]: Without dead ends: 33 [2021-05-01 06:55:15,676 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 350.7ms TimeCoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2021-05-01 06:55:15,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-05-01 06:55:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-05-01 06:55:15,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 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) [2021-05-01 06:55:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2021-05-01 06:55:15,680 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 19 [2021-05-01 06:55:15,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:15,681 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2021-05-01 06:55:15,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 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) [2021-05-01 06:55:15,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2021-05-01 06:55:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-05-01 06:55:15,681 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:15,681 INFO L519 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:15,681 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-01 06:55:15,681 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:15,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:15,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1155967511, now seen corresponding path program 4 times [2021-05-01 06:55:15,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:15,682 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2064545663] [2021-05-01 06:55:15,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:15,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:15,688 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_22 2) 0) (< (mod (+ v_main_~x~0_72 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_72, main_~y~0=v_main_~y~0_22} OutVars{main_~x~0=v_main_~x~0_72, main_~y~0=v_main_~y~0_22} AuxVars[] AssignedVars[] [2021-05-01 06:55:15,690 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:15,691 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,732 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:15,742 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:15,759 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:15,809 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:15,818 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:15,827 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,835 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:15,836 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:15,839 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,847 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,853 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,886 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,887 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:15,920 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:15,921 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:15,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:15,925 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_23 2) 0) (< (mod v_main_~x~0_74 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_74, main_~y~0=v_main_~y~0_23} OutVars{main_~x~0=v_main_~x~0_74, main_~y~0=v_main_~y~0_23} AuxVars[] AssignedVars[] [2021-05-01 06:55:15,926 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:15,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,932 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:15,937 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,022 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:16,028 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:16,034 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:16,054 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:16,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,075 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:16,079 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:16,080 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:16,083 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,090 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,106 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,112 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,117 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,144 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:16,176 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:16,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:16,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:16,181 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_76 4294967296) 99) (not (= 0 (mod v_main_~y~0_24 2)))) InVars {main_~x~0=v_main_~x~0_76, main_~y~0=v_main_~y~0_24} OutVars{main_~x~0=v_main_~x~0_76, main_~y~0=v_main_~y~0_24} AuxVars[] AssignedVars[] [2021-05-01 06:55:16,182 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:16,183 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,187 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,191 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:16,194 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:16,194 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:16,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,200 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,213 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,215 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,217 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,229 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:16,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:16,253 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:16,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:16,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:16,297 INFO L142 QuantifierPusher]: treesize reduction 25, result has 85.1 percent of original size [2021-05-01 06:55:16,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-05-01 06:55:16,331 INFO L142 QuantifierPusher]: treesize reduction 73, result has 84.8 percent of original size [2021-05-01 06:55:16,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-05-01 06:55:16,425 INFO L142 QuantifierPusher]: treesize reduction 80, result has 83.7 percent of original size [2021-05-01 06:55:16,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 412 [2021-05-01 06:55:16,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:16,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:16,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:16,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:16,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:16,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:16,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:16,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:55:16,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 06:55:16,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:16,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:16,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:16,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,600 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:16,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:16,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,622 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:16,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:16,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:16,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:16,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:16,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:16,670 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:16,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2064545663] [2021-05-01 06:55:16,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2064545663] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:16,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:16,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-05-01 06:55:16,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749870490] [2021-05-01 06:55:16,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-01 06:55:16,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:16,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-01 06:55:16,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-05-01 06:55:16,671 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-05-01 06:55:16,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:16,898 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2021-05-01 06:55:16,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-01 06:55:16,898 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 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 21 [2021-05-01 06:55:16,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:16,899 INFO L225 Difference]: With dead ends: 42 [2021-05-01 06:55:16,899 INFO L226 Difference]: Without dead ends: 35 [2021-05-01 06:55:16,899 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 409.6ms TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2021-05-01 06:55:16,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-05-01 06:55:16,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-05-01 06:55:16,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 30 states have internal predecessors, (34), 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) [2021-05-01 06:55:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions. [2021-05-01 06:55:16,913 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 21 [2021-05-01 06:55:16,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:16,913 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 38 transitions. [2021-05-01 06:55:16,913 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-05-01 06:55:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2021-05-01 06:55:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-05-01 06:55:16,913 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:16,913 INFO L519 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:16,913 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-01 06:55:16,914 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:16,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:16,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1715393034, now seen corresponding path program 5 times [2021-05-01 06:55:16,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:16,914 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [942058673] [2021-05-01 06:55:16,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:16,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:16,918 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_25 2) 0)) (< (mod (+ v_main_~x~0_85 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_85, main_~y~0=v_main_~y~0_25} OutVars{main_~x~0=v_main_~x~0_85, main_~y~0=v_main_~y~0_25} AuxVars[] AssignedVars[] [2021-05-01 06:55:16,919 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:16,920 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,931 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:16,935 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,939 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:16,940 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:16,943 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,950 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,953 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,965 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,967 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,968 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:16,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:16,996 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:16,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:16,999 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_26 2) 0)) (< (mod v_main_~x~0_87 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_87, main_~y~0=v_main_~y~0_26} OutVars{main_~x~0=v_main_~x~0_87, main_~y~0=v_main_~y~0_26} AuxVars[] AssignedVars[] [2021-05-01 06:55:17,001 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:17,002 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,010 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:17,014 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:17,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,017 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:17,021 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,024 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,044 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:17,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:17,068 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:17,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:17,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:17,089 INFO L142 QuantifierPusher]: treesize reduction 21, result has 87.3 percent of original size [2021-05-01 06:55:17,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:55:17,124 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.1 percent of original size [2021-05-01 06:55:17,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-05-01 06:55:17,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:17,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:17,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:17,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:17,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:17,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,214 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:17,255 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:17,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:17,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:17,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:17,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,276 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:17,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:17,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:17,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:17,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:17,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:17,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:17,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:17,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:17,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:17,381 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:17,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [942058673] [2021-05-01 06:55:17,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [942058673] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:17,381 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:17,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-05-01 06:55:17,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814844385] [2021-05-01 06:55:17,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-01 06:55:17,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:17,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-01 06:55:17,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-05-01 06:55:17,382 INFO L87 Difference]: Start difference. First operand 35 states and 38 transitions. Second operand has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 12 states have internal predecessors, (19), 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) [2021-05-01 06:55:17,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:17,736 INFO L93 Difference]: Finished difference Result 49 states and 57 transitions. [2021-05-01 06:55:17,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-01 06:55:17,736 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 12 states have internal predecessors, (19), 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 23 [2021-05-01 06:55:17,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:17,737 INFO L225 Difference]: With dead ends: 49 [2021-05-01 06:55:17,737 INFO L226 Difference]: Without dead ends: 39 [2021-05-01 06:55:17,738 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 6 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 462.1ms TimeCoverageRelationStatistics Valid=97, Invalid=503, Unknown=0, NotChecked=0, Total=600 [2021-05-01 06:55:17,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-05-01 06:55:17,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2021-05-01 06:55:17,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 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) [2021-05-01 06:55:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2021-05-01 06:55:17,743 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 23 [2021-05-01 06:55:17,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:17,743 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2021-05-01 06:55:17,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 12 states have internal predecessors, (19), 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) [2021-05-01 06:55:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2021-05-01 06:55:17,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-05-01 06:55:17,743 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:17,743 INFO L519 BasicCegarLoop]: trace histogram [6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:17,743 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-05-01 06:55:17,743 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:17,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:17,744 INFO L82 PathProgramCache]: Analyzing trace with hash 396819540, now seen corresponding path program 5 times [2021-05-01 06:55:17,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:17,744 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1981706986] [2021-05-01 06:55:17,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:17,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:17,749 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_27 2) 0) (< (mod (+ v_main_~x~0_96 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_96, main_~y~0=v_main_~y~0_27} OutVars{main_~x~0=v_main_~x~0_96, main_~y~0=v_main_~y~0_27} AuxVars[] AssignedVars[] [2021-05-01 06:55:17,750 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:17,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,756 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,759 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,762 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,782 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:17,788 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:17,828 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:17,888 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,894 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:17,895 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:17,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,951 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:17,952 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:18,062 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:55:18,063 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:18,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:18,064 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:18,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:18,066 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_98 4294967296) 99) (= (mod v_main_~y~0_28 2) 0)) InVars {main_~x~0=v_main_~x~0_98, main_~y~0=v_main_~y~0_28} OutVars{main_~x~0=v_main_~x~0_98, main_~y~0=v_main_~y~0_28} AuxVars[] AssignedVars[] [2021-05-01 06:55:18,067 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:18,068 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,105 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,110 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:18,116 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:18,132 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:18,216 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:18,227 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:18,238 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:18,238 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:18,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,284 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,294 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,301 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,305 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,307 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,309 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:18,410 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:55:18,412 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:18,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:18,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:18,415 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_29 2) 0)) (< (mod v_main_~x~0_100 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_100, main_~y~0=v_main_~y~0_29} OutVars{main_~x~0=v_main_~x~0_100, main_~y~0=v_main_~y~0_29} AuxVars[] AssignedVars[] [2021-05-01 06:55:18,417 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:18,418 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,428 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:18,433 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:18,434 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:18,437 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,445 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,468 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:18,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:18,525 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:18,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:18,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:18,592 INFO L142 QuantifierPusher]: treesize reduction 7, result has 93.0 percent of original size [2021-05-01 06:55:18,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 06:55:18,629 INFO L142 QuantifierPusher]: treesize reduction 51, result has 77.0 percent of original size [2021-05-01 06:55:18,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-05-01 06:55:18,674 INFO L142 QuantifierPusher]: treesize reduction 51, result has 75.6 percent of original size [2021-05-01 06:55:18,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-05-01 06:55:18,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:18,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:18,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:18,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:18,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:18,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:18,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:18,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:18,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 06:55:18,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 06:55:18,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:18,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,812 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:18,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,829 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:18,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:18,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:18,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:18,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:18,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:18,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:18,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:18,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:18,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:18,916 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:18,916 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1981706986] [2021-05-01 06:55:18,916 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1981706986] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:18,916 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:18,916 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-05-01 06:55:18,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812171774] [2021-05-01 06:55:18,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-01 06:55:18,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:18,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-01 06:55:18,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-05-01 06:55:18,917 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 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) [2021-05-01 06:55:19,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:19,223 INFO L93 Difference]: Finished difference Result 47 states and 52 transitions. [2021-05-01 06:55:19,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-01 06:55:19,223 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 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 23 [2021-05-01 06:55:19,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:19,223 INFO L225 Difference]: With dead ends: 47 [2021-05-01 06:55:19,224 INFO L226 Difference]: Without dead ends: 40 [2021-05-01 06:55:19,224 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 5 SyntacticMatches, 6 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 394.3ms TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2021-05-01 06:55:19,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-05-01 06:55:19,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-05-01 06:55:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 35 states have internal predecessors, (39), 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) [2021-05-01 06:55:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2021-05-01 06:55:19,229 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 23 [2021-05-01 06:55:19,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:19,229 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2021-05-01 06:55:19,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 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) [2021-05-01 06:55:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2021-05-01 06:55:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-01 06:55:19,229 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:19,229 INFO L519 BasicCegarLoop]: trace histogram [7, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:19,230 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-01 06:55:19,230 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:19,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:19,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1000059729, now seen corresponding path program 6 times [2021-05-01 06:55:19,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:19,230 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2088400000] [2021-05-01 06:55:19,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:19,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:19,237 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= 0 (mod v_main_~y~0_30 2)) (< (mod (+ v_main_~x~0_110 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_110, main_~y~0=v_main_~y~0_30} OutVars{main_~x~0=v_main_~x~0_110, main_~y~0=v_main_~y~0_30} AuxVars[] AssignedVars[] [2021-05-01 06:55:19,238 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:19,239 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,256 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:19,260 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:19,301 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:19,310 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:19,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,319 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:19,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,331 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,343 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,359 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,368 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,368 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:19,413 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:19,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:19,414 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:19,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:19,425 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_31 2) 0) (< (mod v_main_~x~0_112 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_112, main_~y~0=v_main_~y~0_31} OutVars{main_~x~0=v_main_~x~0_112, main_~y~0=v_main_~y~0_31} AuxVars[] AssignedVars[] [2021-05-01 06:55:19,427 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:19,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,434 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,437 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,454 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:19,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,476 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:19,482 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:19,487 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:19,540 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:19,544 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:19,544 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:19,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,557 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,598 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,635 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,636 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:19,749 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:55:19,750 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:19,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:19,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:19,752 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_32 2) 0)) (< (mod v_main_~x~0_114 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_114, main_~y~0=v_main_~y~0_32} OutVars{main_~x~0=v_main_~x~0_114, main_~y~0=v_main_~y~0_32} AuxVars[] AssignedVars[] [2021-05-01 06:55:19,753 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:19,755 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,764 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,777 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:19,781 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:19,781 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:19,784 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,789 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,806 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:19,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:19,828 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:19,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:19,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:19,861 INFO L142 QuantifierPusher]: treesize reduction 10, result has 93.9 percent of original size [2021-05-01 06:55:19,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-05-01 06:55:19,917 INFO L142 QuantifierPusher]: treesize reduction 61, result has 73.1 percent of original size [2021-05-01 06:55:19,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-05-01 06:55:19,953 INFO L142 QuantifierPusher]: treesize reduction 64, result has 73.7 percent of original size [2021-05-01 06:55:19,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-05-01 06:55:19,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:19,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:19,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:19,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:20,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:20,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:20,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:20,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 06:55:20,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 06:55:20,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:20,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:20,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,111 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:20,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,134 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:20,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:20,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,190 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:20,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:20,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,245 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:20,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2088400000] [2021-05-01 06:55:20,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2088400000] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:20,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:20,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-05-01 06:55:20,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846961687] [2021-05-01 06:55:20,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-01 06:55:20,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:20,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-01 06:55:20,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2021-05-01 06:55:20,246 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand has 14 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 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) [2021-05-01 06:55:20,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:20,606 INFO L93 Difference]: Finished difference Result 49 states and 54 transitions. [2021-05-01 06:55:20,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-01 06:55:20,607 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 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 25 [2021-05-01 06:55:20,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:20,607 INFO L225 Difference]: With dead ends: 49 [2021-05-01 06:55:20,607 INFO L226 Difference]: Without dead ends: 42 [2021-05-01 06:55:20,607 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 7 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 524.2ms TimeCoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2021-05-01 06:55:20,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-05-01 06:55:20,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-05-01 06:55:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 37 states have internal predecessors, (41), 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) [2021-05-01 06:55:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2021-05-01 06:55:20,613 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 25 [2021-05-01 06:55:20,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:20,613 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2021-05-01 06:55:20,613 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 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) [2021-05-01 06:55:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2021-05-01 06:55:20,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-05-01 06:55:20,614 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:20,614 INFO L519 BasicCegarLoop]: trace histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:20,614 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-05-01 06:55:20,614 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:20,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:20,614 INFO L82 PathProgramCache]: Analyzing trace with hash -599923264, now seen corresponding path program 6 times [2021-05-01 06:55:20,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:20,614 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1403831758] [2021-05-01 06:55:20,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:20,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:20,618 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_33 2) 0)) (< (mod (+ v_main_~x~0_125 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_125, main_~y~0=v_main_~y~0_33} OutVars{main_~x~0=v_main_~x~0_125, main_~y~0=v_main_~y~0_33} AuxVars[] AssignedVars[] [2021-05-01 06:55:20,619 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:20,621 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,628 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:20,632 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:20,635 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,636 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:20,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,643 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,645 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,648 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,652 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,656 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,658 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,659 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,662 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,662 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:20,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:20,683 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:20,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:20,686 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_34 2) 0)) (< (mod v_main_~x~0_127 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_127, main_~y~0=v_main_~y~0_34} OutVars{main_~x~0=v_main_~x~0_127, main_~y~0=v_main_~y~0_34} AuxVars[] AssignedVars[] [2021-05-01 06:55:20,687 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:20,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,693 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,709 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,715 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:20,719 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:20,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,722 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:20,731 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,734 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,737 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,739 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,742 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,743 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:20,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:20,767 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:20,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:20,825 INFO L142 QuantifierPusher]: treesize reduction 36, result has 78.8 percent of original size [2021-05-01 06:55:20,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-05-01 06:55:20,858 INFO L142 QuantifierPusher]: treesize reduction 44, result has 75.0 percent of original size [2021-05-01 06:55:20,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-05-01 06:55:20,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:20,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:20,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:20,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:20,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,929 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:20,968 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:20,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:20,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:20,971 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:20,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:21,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,037 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:21,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,058 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:21,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:21,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,105 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:21,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:21,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:21,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:21,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:21,174 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:21,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1403831758] [2021-05-01 06:55:21,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1403831758] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:21,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:21,174 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-05-01 06:55:21,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880329238] [2021-05-01 06:55:21,174 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-01 06:55:21,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:21,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-01 06:55:21,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2021-05-01 06:55:21,175 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 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) [2021-05-01 06:55:21,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:21,637 INFO L93 Difference]: Finished difference Result 57 states and 66 transitions. [2021-05-01 06:55:21,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 06:55:21,637 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 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 27 [2021-05-01 06:55:21,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:21,638 INFO L225 Difference]: With dead ends: 57 [2021-05-01 06:55:21,638 INFO L226 Difference]: Without dead ends: 47 [2021-05-01 06:55:21,638 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 4 SyntacticMatches, 8 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 547.7ms TimeCoverageRelationStatistics Valid=116, Invalid=696, Unknown=0, NotChecked=0, Total=812 [2021-05-01 06:55:21,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-05-01 06:55:21,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2021-05-01 06:55:21,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 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) [2021-05-01 06:55:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 49 transitions. [2021-05-01 06:55:21,659 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 49 transitions. Word has length 27 [2021-05-01 06:55:21,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:21,659 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 49 transitions. [2021-05-01 06:55:21,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 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) [2021-05-01 06:55:21,660 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2021-05-01 06:55:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-05-01 06:55:21,660 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:21,660 INFO L519 BasicCegarLoop]: trace histogram [8, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:21,660 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-05-01 06:55:21,660 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:21,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:21,661 INFO L82 PathProgramCache]: Analyzing trace with hash 893296398, now seen corresponding path program 7 times [2021-05-01 06:55:21,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:21,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2066735668] [2021-05-01 06:55:21,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:21,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:21,667 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_138 2) 4294967296) 99) (= (mod v_main_~y~0_35 2) 0)) InVars {main_~x~0=v_main_~x~0_138, main_~y~0=v_main_~y~0_35} OutVars{main_~x~0=v_main_~x~0_138, main_~y~0=v_main_~y~0_35} AuxVars[] AssignedVars[] [2021-05-01 06:55:21,676 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:21,678 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,680 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,682 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,685 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,685 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,736 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:21,744 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:21,758 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:21,765 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:21,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,770 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:21,798 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,810 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,825 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,830 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:21,881 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:21,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:21,882 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:21,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:21,884 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_36 2) 0) (< (mod v_main_~x~0_140 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_140, main_~y~0=v_main_~y~0_36} OutVars{main_~x~0=v_main_~x~0_140, main_~y~0=v_main_~y~0_36} AuxVars[] AssignedVars[] [2021-05-01 06:55:21,886 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:21,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,904 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,905 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,918 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:21,929 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:21,941 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:21,951 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:21,999 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:22,006 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:22,010 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:22,011 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:22,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,039 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,071 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:22,123 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:22,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:22,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:22,125 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_37 2) 0)) (< (mod v_main_~x~0_142 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_142, main_~y~0=v_main_~y~0_37} OutVars{main_~x~0=v_main_~x~0_142, main_~y~0=v_main_~y~0_37} AuxVars[] AssignedVars[] [2021-05-01 06:55:22,127 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:22,128 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,137 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:22,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,144 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:22,145 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:22,148 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,163 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,165 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,167 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,172 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:22,195 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:22,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:22,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:22,223 INFO L142 QuantifierPusher]: treesize reduction 21, result has 82.9 percent of original size [2021-05-01 06:55:22,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 06:55:22,257 INFO L142 QuantifierPusher]: treesize reduction 64, result has 75.1 percent of original size [2021-05-01 06:55:22,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-05-01 06:55:22,318 INFO L142 QuantifierPusher]: treesize reduction 71, result has 72.6 percent of original size [2021-05-01 06:55:22,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-05-01 06:55:22,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:22,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:22,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:22,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:22,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:22,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:22,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:22,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:55:22,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 06:55:22,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:22,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:22,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,467 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:22,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,513 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:22,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,539 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:22,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:22,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,595 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:22,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:22,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:22,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:22,628 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:22,628 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2066735668] [2021-05-01 06:55:22,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2066735668] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:22,628 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:22,628 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-05-01 06:55:22,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029876716] [2021-05-01 06:55:22,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-01 06:55:22,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:22,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-01 06:55:22,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-05-01 06:55:22,629 INFO L87 Difference]: Start difference. First operand 46 states and 49 transitions. Second operand has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 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) [2021-05-01 06:55:23,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:23,034 INFO L93 Difference]: Finished difference Result 55 states and 60 transitions. [2021-05-01 06:55:23,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-01 06:55:23,035 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 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 27 [2021-05-01 06:55:23,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:23,035 INFO L225 Difference]: With dead ends: 55 [2021-05-01 06:55:23,035 INFO L226 Difference]: Without dead ends: 48 [2021-05-01 06:55:23,036 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 8 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 563.4ms TimeCoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2021-05-01 06:55:23,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-05-01 06:55:23,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-05-01 06:55:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 43 states have internal predecessors, (47), 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) [2021-05-01 06:55:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 51 transitions. [2021-05-01 06:55:23,042 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 51 transitions. Word has length 27 [2021-05-01 06:55:23,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:23,042 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 51 transitions. [2021-05-01 06:55:23,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 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) [2021-05-01 06:55:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2021-05-01 06:55:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-05-01 06:55:23,042 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:23,042 INFO L519 BasicCegarLoop]: trace histogram [9, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:23,043 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-01 06:55:23,043 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:23,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:23,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1372950411, now seen corresponding path program 8 times [2021-05-01 06:55:23,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:23,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1005605043] [2021-05-01 06:55:23,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:23,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:23,048 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_154 2) 4294967296) 99) (= (mod v_main_~y~0_38 2) 0)) InVars {main_~x~0=v_main_~x~0_154, main_~y~0=v_main_~y~0_38} OutVars{main_~x~0=v_main_~x~0_154, main_~y~0=v_main_~y~0_38} AuxVars[] AssignedVars[] [2021-05-01 06:55:23,050 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:23,053 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,061 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,076 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:23,094 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:23,108 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:23,129 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:23,133 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,134 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:23,139 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,144 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,163 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,170 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:23,224 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:23,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:23,225 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:23,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:23,226 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_156 4294967296) 99) (= (mod v_main_~y~0_39 2) 0)) InVars {main_~x~0=v_main_~x~0_156, main_~y~0=v_main_~y~0_39} OutVars{main_~x~0=v_main_~x~0_156, main_~y~0=v_main_~y~0_39} AuxVars[] AssignedVars[] [2021-05-01 06:55:23,228 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:23,229 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,241 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:23,251 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:23,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,276 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:23,286 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:23,291 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:23,387 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:23,388 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:23,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,401 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,410 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,429 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,430 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:23,477 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:23,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:23,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:23,479 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_40 2) 0)) (< (mod v_main_~x~0_158 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_158, main_~y~0=v_main_~y~0_40} OutVars{main_~x~0=v_main_~x~0_158, main_~y~0=v_main_~y~0_40} AuxVars[] AssignedVars[] [2021-05-01 06:55:23,480 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:23,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,493 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,499 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:23,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,506 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:23,506 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:23,509 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,518 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,521 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:23,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:23,554 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:23,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:23,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:23,601 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.0 percent of original size [2021-05-01 06:55:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-05-01 06:55:23,632 INFO L142 QuantifierPusher]: treesize reduction 44, result has 84.7 percent of original size [2021-05-01 06:55:23,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-05-01 06:55:23,740 INFO L142 QuantifierPusher]: treesize reduction 49, result has 84.2 percent of original size [2021-05-01 06:55:23,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-05-01 06:55:23,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:23,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:23,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:23,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:23,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:23,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:23,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:23,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-05-01 06:55:23,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-05-01 06:55:23,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:23,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:23,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:23,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,930 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:23,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:23,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,952 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:23,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:23,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:23,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:23,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:24,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,003 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:24,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:24,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:24,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:24,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:24,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:24,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,092 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:24,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:24,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:24,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:24,126 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:24,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1005605043] [2021-05-01 06:55:24,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1005605043] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:24,126 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:24,126 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-05-01 06:55:24,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916053497] [2021-05-01 06:55:24,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-01 06:55:24,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:24,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-01 06:55:24,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-05-01 06:55:24,127 INFO L87 Difference]: Start difference. First operand 48 states and 51 transitions. Second operand has 16 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 14 states have internal predecessors, (25), 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) [2021-05-01 06:55:24,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:24,525 INFO L93 Difference]: Finished difference Result 57 states and 62 transitions. [2021-05-01 06:55:24,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-01 06:55:24,525 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 14 states have internal predecessors, (25), 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 29 [2021-05-01 06:55:24,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:24,526 INFO L225 Difference]: With dead ends: 57 [2021-05-01 06:55:24,526 INFO L226 Difference]: Without dead ends: 50 [2021-05-01 06:55:24,527 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 9 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 696.0ms TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2021-05-01 06:55:24,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-05-01 06:55:24,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-05-01 06:55:24,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 45 states have internal predecessors, (49), 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) [2021-05-01 06:55:24,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2021-05-01 06:55:24,535 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 29 [2021-05-01 06:55:24,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:24,535 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2021-05-01 06:55:24,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 14 states have internal predecessors, (25), 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) [2021-05-01 06:55:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2021-05-01 06:55:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-01 06:55:24,537 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:24,537 INFO L519 BasicCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:24,537 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-05-01 06:55:24,537 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:24,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:24,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1350577782, now seen corresponding path program 7 times [2021-05-01 06:55:24,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:24,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2079186536] [2021-05-01 06:55:24,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:24,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:24,556 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_171 1) 4294967296) 99) (not (= (mod v_main_~y~0_41 2) 0))) InVars {main_~x~0=v_main_~x~0_171, main_~y~0=v_main_~y~0_41} OutVars{main_~x~0=v_main_~x~0_171, main_~y~0=v_main_~y~0_41} AuxVars[] AssignedVars[] [2021-05-01 06:55:24,558 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:24,560 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,569 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,577 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:24,581 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:24,584 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,584 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:24,588 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,597 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,601 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,603 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,604 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:24,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:24,631 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:24,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:24,633 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_173 4294967296) 99) (not (= 0 (mod v_main_~y~0_42 2)))) InVars {main_~x~0=v_main_~x~0_173, main_~y~0=v_main_~y~0_42} OutVars{main_~x~0=v_main_~x~0_173, main_~y~0=v_main_~y~0_42} AuxVars[] AssignedVars[] [2021-05-01 06:55:24,635 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:24,636 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,643 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:24,649 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:24,653 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,653 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:24,656 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,660 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,680 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,686 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,688 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,691 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,693 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,693 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:24,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:24,722 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:24,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:24,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:24,751 INFO L142 QuantifierPusher]: treesize reduction 22, result has 88.8 percent of original size [2021-05-01 06:55:24,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 06:55:24,812 INFO L142 QuantifierPusher]: treesize reduction 22, result has 90.0 percent of original size [2021-05-01 06:55:24,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-05-01 06:55:24,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:24,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:24,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:24,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:24,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:24,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,903 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:24,944 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:24,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:24,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,947 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:24,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:24,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:24,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:24,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:24,998 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:25,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:25,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,049 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:25,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:25,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:25,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,138 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:25,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:25,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:25,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,205 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:25,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:25,223 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:25,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2079186536] [2021-05-01 06:55:25,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2079186536] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:25,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:25,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-05-01 06:55:25,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506136022] [2021-05-01 06:55:25,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-01 06:55:25,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:25,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-01 06:55:25,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2021-05-01 06:55:25,225 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 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) [2021-05-01 06:55:25,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:25,718 INFO L93 Difference]: Finished difference Result 60 states and 67 transitions. [2021-05-01 06:55:25,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-01 06:55:25,718 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 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 31 [2021-05-01 06:55:25,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:25,719 INFO L225 Difference]: With dead ends: 60 [2021-05-01 06:55:25,719 INFO L226 Difference]: Without dead ends: 53 [2021-05-01 06:55:25,719 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 4 SyntacticMatches, 10 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 696.9ms TimeCoverageRelationStatistics Valid=105, Invalid=765, Unknown=0, NotChecked=0, Total=870 [2021-05-01 06:55:25,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-05-01 06:55:25,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-05-01 06:55:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 48 states have (on average 1.0833333333333333) internal successors, (52), 48 states have internal predecessors, (52), 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) [2021-05-01 06:55:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 56 transitions. [2021-05-01 06:55:25,726 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 56 transitions. Word has length 31 [2021-05-01 06:55:25,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:25,726 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 56 transitions. [2021-05-01 06:55:25,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 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) [2021-05-01 06:55:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2021-05-01 06:55:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-01 06:55:25,727 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:25,727 INFO L519 BasicCegarLoop]: trace histogram [10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:25,727 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-05-01 06:55:25,727 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:25,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:25,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1536011064, now seen corresponding path program 9 times [2021-05-01 06:55:25,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:25,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [539089090] [2021-05-01 06:55:25,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:25,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:25,732 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_43 2) 0) (< (mod (+ v_main_~x~0_186 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_186, main_~y~0=v_main_~y~0_43} OutVars{main_~x~0=v_main_~x~0_186, main_~y~0=v_main_~y~0_43} AuxVars[] AssignedVars[] [2021-05-01 06:55:25,733 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:25,734 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,746 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:25,750 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:25,755 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:25,761 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:25,773 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:25,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,781 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:25,781 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:25,787 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,791 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,795 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,799 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,812 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,820 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,822 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,823 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:25,884 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:25,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:25,885 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:25,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:25,888 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_188 4294967296) 99) (= (mod v_main_~y~0_44 2) 0)) InVars {main_~x~0=v_main_~x~0_188, main_~y~0=v_main_~y~0_44} OutVars{main_~x~0=v_main_~x~0_188, main_~y~0=v_main_~y~0_44} AuxVars[] AssignedVars[] [2021-05-01 06:55:25,890 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:25,892 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,908 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:25,915 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:25,920 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:25,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,933 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:25,943 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:25,948 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:25,949 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:25,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:25,997 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,001 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,018 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,027 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:26,112 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:26,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:26,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:26,115 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_45 2) 0)) (< (mod v_main_~x~0_190 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_190, main_~y~0=v_main_~y~0_45} OutVars{main_~x~0=v_main_~x~0_190, main_~y~0=v_main_~y~0_45} AuxVars[] AssignedVars[] [2021-05-01 06:55:26,117 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:26,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,131 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,133 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,135 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,144 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,147 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:26,156 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:26,157 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:26,159 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,166 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,170 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:26,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:26,196 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:26,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:26,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:26,309 INFO L142 QuantifierPusher]: treesize reduction 19, result has 83.0 percent of original size [2021-05-01 06:55:26,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 06:55:26,341 INFO L142 QuantifierPusher]: treesize reduction 63, result has 75.6 percent of original size [2021-05-01 06:55:26,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-05-01 06:55:26,373 INFO L142 QuantifierPusher]: treesize reduction 63, result has 74.4 percent of original size [2021-05-01 06:55:26,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-05-01 06:55:26,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:26,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:26,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:26,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:26,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:26,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:26,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:26,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:26,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 06:55:26,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 06:55:26,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:26,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,495 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:26,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,514 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:26,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:26,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,558 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:26,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,582 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:26,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:26,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,635 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:26,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,664 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:26,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:26,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:26,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:26,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:26,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:26,728 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:26,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [539089090] [2021-05-01 06:55:26,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [539089090] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:26,729 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:26,729 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-05-01 06:55:26,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404223133] [2021-05-01 06:55:26,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-01 06:55:26,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:26,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-01 06:55:26,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2021-05-01 06:55:26,729 INFO L87 Difference]: Start difference. First operand 53 states and 56 transitions. Second operand has 17 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 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) [2021-05-01 06:55:27,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:27,187 INFO L93 Difference]: Finished difference Result 62 states and 67 transitions. [2021-05-01 06:55:27,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-01 06:55:27,187 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 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 31 [2021-05-01 06:55:27,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:27,187 INFO L225 Difference]: With dead ends: 62 [2021-05-01 06:55:27,187 INFO L226 Difference]: Without dead ends: 55 [2021-05-01 06:55:27,188 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 5 SyntacticMatches, 10 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 622.1ms TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2021-05-01 06:55:27,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-05-01 06:55:27,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-05-01 06:55:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 50 states have (on average 1.08) internal successors, (54), 50 states have internal predecessors, (54), 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) [2021-05-01 06:55:27,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 58 transitions. [2021-05-01 06:55:27,194 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 58 transitions. Word has length 31 [2021-05-01 06:55:27,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:27,194 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 58 transitions. [2021-05-01 06:55:27,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 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) [2021-05-01 06:55:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2021-05-01 06:55:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-05-01 06:55:27,195 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:27,195 INFO L519 BasicCegarLoop]: trace histogram [11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:27,195 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-01 06:55:27,195 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:27,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:27,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1924349617, now seen corresponding path program 8 times [2021-05-01 06:55:27,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:27,195 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [737012682] [2021-05-01 06:55:27,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:27,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:27,199 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_46 2) 0)) (< (mod (+ v_main_~x~0_204 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_204, main_~y~0=v_main_~y~0_46} OutVars{main_~x~0=v_main_~x~0_204, main_~y~0=v_main_~y~0_46} AuxVars[] AssignedVars[] [2021-05-01 06:55:27,200 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:27,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,213 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,214 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,225 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:27,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,233 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:27,234 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:27,236 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,240 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,250 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,250 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:27,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:27,281 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:27,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:27,282 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_206 4294967296) 99) (not (= (mod v_main_~y~0_47 2) 0))) InVars {main_~x~0=v_main_~x~0_206, main_~y~0=v_main_~y~0_47} OutVars{main_~x~0=v_main_~x~0_206, main_~y~0=v_main_~y~0_47} AuxVars[] AssignedVars[] [2021-05-01 06:55:27,284 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:27,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,290 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,302 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,307 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:27,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,313 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:27,313 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:27,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,327 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,327 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:27,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:27,350 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:27,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:27,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:27,366 INFO L142 QuantifierPusher]: treesize reduction 36, result has 74.1 percent of original size [2021-05-01 06:55:27,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-05-01 06:55:27,403 INFO L142 QuantifierPusher]: treesize reduction 61, result has 65.5 percent of original size [2021-05-01 06:55:27,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-05-01 06:55:27,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:27,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:27,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:27,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:27,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:27,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,467 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:27,507 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:27,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:27,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,510 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,529 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,549 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,572 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:27,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,620 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,645 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:27,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:27,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,734 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:27,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,764 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:27,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:27,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:27,782 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:27,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [737012682] [2021-05-01 06:55:27,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [737012682] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:27,783 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:27,783 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-01 06:55:27,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178724818] [2021-05-01 06:55:27,783 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-01 06:55:27,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:27,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-01 06:55:27,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2021-05-01 06:55:27,783 INFO L87 Difference]: Start difference. First operand 55 states and 58 transitions. Second operand has 19 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 17 states have internal predecessors, (29), 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) [2021-05-01 06:55:28,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:28,336 INFO L93 Difference]: Finished difference Result 64 states and 70 transitions. [2021-05-01 06:55:28,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 06:55:28,337 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 17 states have internal predecessors, (29), 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 33 [2021-05-01 06:55:28,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:28,337 INFO L225 Difference]: With dead ends: 64 [2021-05-01 06:55:28,337 INFO L226 Difference]: Without dead ends: 57 [2021-05-01 06:55:28,338 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 4 SyntacticMatches, 11 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 710.6ms TimeCoverageRelationStatistics Valid=125, Invalid=867, Unknown=0, NotChecked=0, Total=992 [2021-05-01 06:55:28,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-05-01 06:55:28,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-05-01 06:55:28,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 52 states have (on average 1.0769230769230769) internal successors, (56), 52 states have internal predecessors, (56), 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) [2021-05-01 06:55:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 60 transitions. [2021-05-01 06:55:28,344 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 60 transitions. Word has length 33 [2021-05-01 06:55:28,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:28,344 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 60 transitions. [2021-05-01 06:55:28,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 17 states have internal predecessors, (29), 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) [2021-05-01 06:55:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2021-05-01 06:55:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-05-01 06:55:28,344 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:28,344 INFO L519 BasicCegarLoop]: trace histogram [11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:28,344 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-05-01 06:55:28,345 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:28,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:28,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1024278843, now seen corresponding path program 10 times [2021-05-01 06:55:28,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:28,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1276986177] [2021-05-01 06:55:28,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:28,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:28,352 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_220 2) 4294967296) 99) (= (mod v_main_~y~0_48 2) 0)) InVars {main_~x~0=v_main_~x~0_220, main_~y~0=v_main_~y~0_48} OutVars{main_~x~0=v_main_~x~0_220, main_~y~0=v_main_~y~0_48} AuxVars[] AssignedVars[] [2021-05-01 06:55:28,354 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:28,357 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,363 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,364 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,379 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:28,390 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,406 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:28,414 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:28,420 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:28,425 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:28,436 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:28,436 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:28,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,473 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:28,515 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:28,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:28,516 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:28,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:28,518 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_49 2) 0) (< (mod v_main_~x~0_222 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_222, main_~y~0=v_main_~y~0_49} OutVars{main_~x~0=v_main_~x~0_222, main_~y~0=v_main_~y~0_49} AuxVars[] AssignedVars[] [2021-05-01 06:55:28,520 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:28,523 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,526 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,528 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,530 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,531 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,588 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:28,606 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:28,613 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:28,618 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:28,619 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:28,622 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,631 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,653 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,657 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,658 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:28,730 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:28,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:28,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:28,733 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_224 4294967296) 99) (not (= (mod v_main_~y~0_50 2) 0))) InVars {main_~x~0=v_main_~x~0_224, main_~y~0=v_main_~y~0_50} OutVars{main_~x~0=v_main_~x~0_224, main_~y~0=v_main_~y~0_50} AuxVars[] AssignedVars[] [2021-05-01 06:55:28,734 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:28,735 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,752 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:28,759 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:28,762 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,763 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:28,766 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,776 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,778 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,780 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,781 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,787 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:28,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:28,809 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:28,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:28,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:28,894 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.3 percent of original size [2021-05-01 06:55:28,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-05-01 06:55:28,914 INFO L142 QuantifierPusher]: treesize reduction 81, result has 68.2 percent of original size [2021-05-01 06:55:28,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 06:55:28,962 INFO L142 QuantifierPusher]: treesize reduction 88, result has 66.0 percent of original size [2021-05-01 06:55:28,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-05-01 06:55:28,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:28,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:28,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:28,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:29,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:29,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:29,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:29,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:29,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:55:29,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-05-01 06:55:29,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:29,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:29,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,107 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:29,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:29,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,149 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:29,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,173 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:29,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:29,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:29,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,260 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:29,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:29,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:29,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:29,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:29,366 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:29,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1276986177] [2021-05-01 06:55:29,366 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1276986177] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:29,366 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:29,366 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-05-01 06:55:29,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132604464] [2021-05-01 06:55:29,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-01 06:55:29,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:29,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-01 06:55:29,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-05-01 06:55:29,367 INFO L87 Difference]: Start difference. First operand 57 states and 60 transitions. Second operand has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 16 states have internal predecessors, (29), 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) [2021-05-01 06:55:29,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:29,885 INFO L93 Difference]: Finished difference Result 66 states and 71 transitions. [2021-05-01 06:55:29,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 06:55:29,886 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 16 states have internal predecessors, (29), 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 33 [2021-05-01 06:55:29,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:29,886 INFO L225 Difference]: With dead ends: 66 [2021-05-01 06:55:29,886 INFO L226 Difference]: Without dead ends: 59 [2021-05-01 06:55:29,886 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 5 SyntacticMatches, 11 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 708.8ms TimeCoverageRelationStatistics Valid=166, Invalid=826, Unknown=0, NotChecked=0, Total=992 [2021-05-01 06:55:29,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-05-01 06:55:29,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-05-01 06:55:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 54 states have (on average 1.0740740740740742) internal successors, (58), 54 states have internal predecessors, (58), 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) [2021-05-01 06:55:29,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 62 transitions. [2021-05-01 06:55:29,893 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 62 transitions. Word has length 33 [2021-05-01 06:55:29,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:29,893 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 62 transitions. [2021-05-01 06:55:29,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 16 states have internal predecessors, (29), 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) [2021-05-01 06:55:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2021-05-01 06:55:29,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-05-01 06:55:29,893 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:29,893 INFO L519 BasicCegarLoop]: trace histogram [12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:29,893 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-05-01 06:55:29,894 INFO L428 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:29,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:29,894 INFO L82 PathProgramCache]: Analyzing trace with hash -731698132, now seen corresponding path program 9 times [2021-05-01 06:55:29,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:29,894 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1399930] [2021-05-01 06:55:29,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:29,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:29,899 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_239 1) 4294967296) 99) (not (= (mod v_main_~y~0_51 2) 0))) InVars {main_~x~0=v_main_~x~0_239, main_~y~0=v_main_~y~0_51} OutVars{main_~x~0=v_main_~x~0_239, main_~y~0=v_main_~y~0_51} AuxVars[] AssignedVars[] [2021-05-01 06:55:29,900 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:29,901 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,910 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:29,915 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:29,916 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:29,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,933 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,935 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,939 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,941 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,944 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:29,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:29,970 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:29,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:29,971 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_52 2) 0)) (< (mod v_main_~x~0_241 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_241, main_~y~0=v_main_~y~0_52} OutVars{main_~x~0=v_main_~x~0_241, main_~y~0=v_main_~y~0_52} AuxVars[] AssignedVars[] [2021-05-01 06:55:29,972 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:29,975 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,982 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,985 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:29,992 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:29,996 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:30,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,002 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:30,005 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,008 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,011 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,013 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,020 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:30,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:30,044 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:30,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:30,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:30,061 INFO L142 QuantifierPusher]: treesize reduction 36, result has 82.0 percent of original size [2021-05-01 06:55:30,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-05-01 06:55:30,106 INFO L142 QuantifierPusher]: treesize reduction 44, result has 78.4 percent of original size [2021-05-01 06:55:30,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-05-01 06:55:30,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:30,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:30,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:30,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:30,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:30,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:30,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,174 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:30,217 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:30,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:30,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,220 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:30,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:30,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,263 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:30,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,288 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:30,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:30,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:30,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:30,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:30,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,437 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:30,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,471 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:30,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,507 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:30,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:30,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:30,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:30,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:30,567 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:30,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1399930] [2021-05-01 06:55:30,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1399930] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:30,567 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:30,567 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-05-01 06:55:30,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825578481] [2021-05-01 06:55:30,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-01 06:55:30,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:30,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-01 06:55:30,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2021-05-01 06:55:30,568 INFO L87 Difference]: Start difference. First operand 59 states and 62 transitions. Second operand has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 18 states have internal predecessors, (31), 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) [2021-05-01 06:55:31,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:31,166 INFO L93 Difference]: Finished difference Result 68 states and 74 transitions. [2021-05-01 06:55:31,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-01 06:55:31,167 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 18 states have internal predecessors, (31), 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 35 [2021-05-01 06:55:31,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:31,167 INFO L225 Difference]: With dead ends: 68 [2021-05-01 06:55:31,167 INFO L226 Difference]: Without dead ends: 61 [2021-05-01 06:55:31,168 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 4 SyntacticMatches, 12 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 801.6ms TimeCoverageRelationStatistics Valid=121, Invalid=1001, Unknown=0, NotChecked=0, Total=1122 [2021-05-01 06:55:31,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-05-01 06:55:31,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-05-01 06:55:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 56 states have (on average 1.0714285714285714) internal successors, (60), 56 states have internal predecessors, (60), 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) [2021-05-01 06:55:31,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 64 transitions. [2021-05-01 06:55:31,174 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 64 transitions. Word has length 35 [2021-05-01 06:55:31,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:31,174 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 64 transitions. [2021-05-01 06:55:31,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 18 states have internal predecessors, (31), 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) [2021-05-01 06:55:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2021-05-01 06:55:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-05-01 06:55:31,174 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:31,175 INFO L519 BasicCegarLoop]: trace histogram [12, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:31,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-05-01 06:55:31,175 INFO L428 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:31,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:31,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1124113794, now seen corresponding path program 11 times [2021-05-01 06:55:31,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:31,175 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535825158] [2021-05-01 06:55:31,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:31,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:31,181 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_256 2) 4294967296) 99) (= (mod v_main_~y~0_53 2) 0)) InVars {main_~x~0=v_main_~x~0_256, main_~y~0=v_main_~y~0_53} OutVars{main_~x~0=v_main_~x~0_256, main_~y~0=v_main_~y~0_53} AuxVars[] AssignedVars[] [2021-05-01 06:55:31,182 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:31,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,187 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,189 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,192 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,236 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:31,243 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:31,253 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:31,265 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:31,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,283 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:31,288 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:31,289 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:31,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,341 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:31,408 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:31,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:31,408 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:31,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:31,410 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_258 4294967296) 99) (= (mod v_main_~y~0_54 2) 0)) InVars {main_~x~0=v_main_~x~0_258, main_~y~0=v_main_~y~0_54} OutVars{main_~x~0=v_main_~x~0_258, main_~y~0=v_main_~y~0_54} AuxVars[] AssignedVars[] [2021-05-01 06:55:31,411 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:31,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,415 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,420 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,421 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,431 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:55:31,438 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:31,506 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:31,516 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,532 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:31,532 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:31,722 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-05-01 06:55:31,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,727 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,730 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,735 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,737 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,748 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,749 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:31,805 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:55:31,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:55:31,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:31,808 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_55 2) 0)) (< (mod v_main_~x~0_260 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_260, main_~y~0=v_main_~y~0_55} OutVars{main_~x~0=v_main_~x~0_260, main_~y~0=v_main_~y~0_55} AuxVars[] AssignedVars[] [2021-05-01 06:55:31,809 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:31,810 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,819 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:31,823 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:31,827 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,827 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:31,830 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,833 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,836 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,839 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,841 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,843 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,845 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,848 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,850 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:31,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:31,874 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:31,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:31,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:31,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:31,894 INFO L142 QuantifierPusher]: treesize reduction 21, result has 74.7 percent of original size [2021-05-01 06:55:31,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 06:55:31,916 INFO L142 QuantifierPusher]: treesize reduction 58, result has 77.5 percent of original size [2021-05-01 06:55:31,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:55:31,973 INFO L142 QuantifierPusher]: treesize reduction 56, result has 80.4 percent of original size [2021-05-01 06:55:31,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 229 [2021-05-01 06:55:32,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:32,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:32,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:32,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:32,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:32,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:32,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:32,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:55:32,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:55:32,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:32,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,105 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:32,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,124 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:32,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,152 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:32,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:32,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,199 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:32,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:32,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,255 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:32,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:32,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:32,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,350 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:32,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:32,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:32,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:32,422 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:32,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535825158] [2021-05-01 06:55:32,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [535825158] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:32,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:32,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-01 06:55:32,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817778930] [2021-05-01 06:55:32,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-01 06:55:32,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:32,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-01 06:55:32,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2021-05-01 06:55:32,423 INFO L87 Difference]: Start difference. First operand 61 states and 64 transitions. Second operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 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) [2021-05-01 06:55:32,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:32,981 INFO L93 Difference]: Finished difference Result 70 states and 75 transitions. [2021-05-01 06:55:32,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-01 06:55:32,982 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 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 35 [2021-05-01 06:55:32,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:32,982 INFO L225 Difference]: With dead ends: 70 [2021-05-01 06:55:32,982 INFO L226 Difference]: Without dead ends: 63 [2021-05-01 06:55:32,983 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 5 SyntacticMatches, 12 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 786.6ms TimeCoverageRelationStatistics Valid=179, Invalid=943, Unknown=0, NotChecked=0, Total=1122 [2021-05-01 06:55:32,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-05-01 06:55:32,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-05-01 06:55:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 58 states have (on average 1.0689655172413792) internal successors, (62), 58 states have internal predecessors, (62), 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) [2021-05-01 06:55:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 66 transitions. [2021-05-01 06:55:32,989 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 66 transitions. Word has length 35 [2021-05-01 06:55:32,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:32,989 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 66 transitions. [2021-05-01 06:55:32,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 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) [2021-05-01 06:55:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2021-05-01 06:55:32,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-01 06:55:32,989 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:32,989 INFO L519 BasicCegarLoop]: trace histogram [13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:32,989 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-05-01 06:55:32,990 INFO L428 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:32,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:32,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1983011097, now seen corresponding path program 10 times [2021-05-01 06:55:32,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:32,990 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [449391218] [2021-05-01 06:55:32,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:32,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:32,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:32,994 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_276 1) 4294967296) 99) (not (= (mod v_main_~y~0_56 2) 0))) InVars {main_~x~0=v_main_~x~0_276, main_~y~0=v_main_~y~0_56} OutVars{main_~x~0=v_main_~x~0_276, main_~y~0=v_main_~y~0_56} AuxVars[] AssignedVars[] [2021-05-01 06:55:32,995 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:32,996 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,004 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:33,008 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,011 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:33,012 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:33,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,019 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,022 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,037 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,038 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:33,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:33,062 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:33,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:33,064 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_278 4294967296) 99) (not (= (mod v_main_~y~0_57 2) 0))) InVars {main_~x~0=v_main_~x~0_278, main_~y~0=v_main_~y~0_57} OutVars{main_~x~0=v_main_~x~0_278, main_~y~0=v_main_~y~0_57} AuxVars[] AssignedVars[] [2021-05-01 06:55:33,066 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:33,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,073 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,075 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,077 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,078 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,083 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:33,088 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:33,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,097 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:33,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,102 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,106 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,109 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,112 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,113 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:33,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:33,160 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:33,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:33,206 INFO L142 QuantifierPusher]: treesize reduction 35, result has 82.5 percent of original size [2021-05-01 06:55:33,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-05-01 06:55:33,273 INFO L142 QuantifierPusher]: treesize reduction 43, result has 78.9 percent of original size [2021-05-01 06:55:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-05-01 06:55:33,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:33,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:33,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:33,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:33,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:33,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,361 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:33,425 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:33,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:33,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,468 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:33,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,497 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:33,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,548 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:33,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,575 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:33,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,635 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:33,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,670 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:33,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:33,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:33,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:33,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:33,804 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:33,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [449391218] [2021-05-01 06:55:33,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [449391218] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:33,804 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:33,804 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-05-01 06:55:33,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472729349] [2021-05-01 06:55:33,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-01 06:55:33,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:33,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-01 06:55:33,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2021-05-01 06:55:33,805 INFO L87 Difference]: Start difference. First operand 63 states and 66 transitions. Second operand has 21 states, 20 states have (on average 1.65) internal successors, (33), 19 states have internal predecessors, (33), 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) [2021-05-01 06:55:34,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:34,518 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions. [2021-05-01 06:55:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-01 06:55:34,518 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.65) internal successors, (33), 19 states have internal predecessors, (33), 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 37 [2021-05-01 06:55:34,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:34,519 INFO L225 Difference]: With dead ends: 72 [2021-05-01 06:55:34,519 INFO L226 Difference]: Without dead ends: 65 [2021-05-01 06:55:34,519 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 4 SyntacticMatches, 13 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 939.5ms TimeCoverageRelationStatistics Valid=129, Invalid=1131, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 06:55:34,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-05-01 06:55:34,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-05-01 06:55:34,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 60 states have (on average 1.0666666666666667) internal successors, (64), 60 states have internal predecessors, (64), 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) [2021-05-01 06:55:34,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 68 transitions. [2021-05-01 06:55:34,526 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 68 transitions. Word has length 37 [2021-05-01 06:55:34,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:34,526 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 68 transitions. [2021-05-01 06:55:34,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 20 states have (on average 1.65) internal successors, (33), 19 states have internal predecessors, (33), 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) [2021-05-01 06:55:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2021-05-01 06:55:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-01 06:55:34,526 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:34,526 INFO L519 BasicCegarLoop]: trace histogram [13, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:34,526 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-05-01 06:55:34,526 INFO L428 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:34,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:34,527 INFO L82 PathProgramCache]: Analyzing trace with hash -149831425, now seen corresponding path program 12 times [2021-05-01 06:55:34,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:34,527 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506700026] [2021-05-01 06:55:34,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:34,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:34,542 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_58 2) 0) (< (mod (+ v_main_~x~0_294 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_294, main_~y~0=v_main_~y~0_58} OutVars{main_~x~0=v_main_~x~0_294, main_~y~0=v_main_~y~0_58} AuxVars[] AssignedVars[] [2021-05-01 06:55:34,544 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:34,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,548 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,550 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,553 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,553 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,563 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:34,576 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:34,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,617 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:34,622 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:34,630 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:34,638 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:34,639 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:34,642 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,650 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,658 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,669 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,675 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,676 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:34,792 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:55:34,793 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:34,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:34,793 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:34,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:34,795 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_59 2) 0) (< (mod v_main_~x~0_296 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_296, main_~y~0=v_main_~y~0_59} OutVars{main_~x~0=v_main_~x~0_296, main_~y~0=v_main_~y~0_59} AuxVars[] AssignedVars[] [2021-05-01 06:55:34,796 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:34,797 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,806 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:34,810 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:34,819 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:34,825 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,830 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:34,863 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:34,868 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:34,869 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:34,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,932 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:34,938 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:35,014 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:35,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:35,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:35,016 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_298 4294967296) 99) (not (= (mod v_main_~y~0_60 2) 0))) InVars {main_~x~0=v_main_~x~0_298, main_~y~0=v_main_~y~0_60} OutVars{main_~x~0=v_main_~x~0_298, main_~y~0=v_main_~y~0_60} AuxVars[] AssignedVars[] [2021-05-01 06:55:35,017 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:35,018 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,022 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:35,026 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:35,029 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,030 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:35,034 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,037 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,046 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,050 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,056 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:35,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:35,083 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:35,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:35,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:35,106 INFO L142 QuantifierPusher]: treesize reduction 6, result has 93.5 percent of original size [2021-05-01 06:55:35,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:35,133 INFO L142 QuantifierPusher]: treesize reduction 64, result has 70.1 percent of original size [2021-05-01 06:55:35,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-05-01 06:55:35,177 INFO L142 QuantifierPusher]: treesize reduction 72, result has 69.4 percent of original size [2021-05-01 06:55:35,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-05-01 06:55:35,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:35,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:35,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:35,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:35,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:35,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:35,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:35,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-05-01 06:55:35,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-05-01 06:55:35,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:35,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:35,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,324 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:35,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,345 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:35,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:35,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,395 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:35,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,422 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:35,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:35,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,483 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:35,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:35,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,550 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:35,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:35,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:35,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:35,668 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:35,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1506700026] [2021-05-01 06:55:35,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1506700026] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:35,668 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:35,668 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-05-01 06:55:35,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204076810] [2021-05-01 06:55:35,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-01 06:55:35,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:35,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-01 06:55:35,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=378, Unknown=0, NotChecked=0, Total=462 [2021-05-01 06:55:35,670 INFO L87 Difference]: Start difference. First operand 65 states and 68 transitions. Second operand has 20 states, 19 states have (on average 1.736842105263158) internal successors, (33), 18 states have internal predecessors, (33), 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) [2021-05-01 06:55:36,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:36,306 INFO L93 Difference]: Finished difference Result 74 states and 79 transitions. [2021-05-01 06:55:36,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-01 06:55:36,307 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 1.736842105263158) internal successors, (33), 18 states have internal predecessors, (33), 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 37 [2021-05-01 06:55:36,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:36,307 INFO L225 Difference]: With dead ends: 74 [2021-05-01 06:55:36,307 INFO L226 Difference]: Without dead ends: 67 [2021-05-01 06:55:36,308 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 5 SyntacticMatches, 13 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 864.2ms TimeCoverageRelationStatistics Valid=192, Invalid=1068, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 06:55:36,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-05-01 06:55:36,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-05-01 06:55:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 62 states have (on average 1.064516129032258) internal successors, (66), 62 states have internal predecessors, (66), 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) [2021-05-01 06:55:36,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 70 transitions. [2021-05-01 06:55:36,315 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 70 transitions. Word has length 37 [2021-05-01 06:55:36,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:36,315 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 70 transitions. [2021-05-01 06:55:36,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 19 states have (on average 1.736842105263158) internal successors, (33), 18 states have internal predecessors, (33), 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) [2021-05-01 06:55:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2021-05-01 06:55:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-01 06:55:36,315 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:36,315 INFO L519 BasicCegarLoop]: trace histogram [14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:36,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-05-01 06:55:36,315 INFO L428 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:36,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:36,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1903927582, now seen corresponding path program 11 times [2021-05-01 06:55:36,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:36,317 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [207037806] [2021-05-01 06:55:36,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:36,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:36,320 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_315 1) 4294967296) 99) (not (= (mod v_main_~y~0_61 2) 0))) InVars {main_~x~0=v_main_~x~0_315, main_~y~0=v_main_~y~0_61} OutVars{main_~x~0=v_main_~x~0_315, main_~y~0=v_main_~y~0_61} AuxVars[] AssignedVars[] [2021-05-01 06:55:36,321 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:36,322 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,331 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:36,334 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:36,335 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:36,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,342 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,350 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,360 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:36,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:36,385 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:36,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:36,386 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_317 4294967296) 99) (not (= (mod v_main_~y~0_62 2) 0))) InVars {main_~x~0=v_main_~x~0_317, main_~y~0=v_main_~y~0_62} OutVars{main_~x~0=v_main_~x~0_317, main_~y~0=v_main_~y~0_62} AuxVars[] AssignedVars[] [2021-05-01 06:55:36,387 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:36,390 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,392 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,394 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,399 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,405 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:36,410 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:36,412 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,413 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:36,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,422 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,427 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,428 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:36,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:36,452 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:36,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:36,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:36,467 INFO L142 QuantifierPusher]: treesize reduction 35, result has 79.4 percent of original size [2021-05-01 06:55:36,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-05-01 06:55:36,499 INFO L142 QuantifierPusher]: treesize reduction 43, result has 75.6 percent of original size [2021-05-01 06:55:36,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-05-01 06:55:36,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:36,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:36,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:36,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:36,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:36,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,567 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:36,609 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:36,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:36,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,612 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,631 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:36,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:36,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,707 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:36,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:36,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,793 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,822 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,857 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,890 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,928 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:36,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,962 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:36,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:36,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:37,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:37,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:37,023 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:37,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [207037806] [2021-05-01 06:55:37,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [207037806] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:37,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:37,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-05-01 06:55:37,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848716888] [2021-05-01 06:55:37,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-01 06:55:37,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:37,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-01 06:55:37,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-05-01 06:55:37,025 INFO L87 Difference]: Start difference. First operand 67 states and 70 transitions. Second operand has 22 states, 21 states have (on average 1.6666666666666667) internal successors, (35), 20 states have internal predecessors, (35), 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) [2021-05-01 06:55:37,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:37,808 INFO L93 Difference]: Finished difference Result 81 states and 89 transitions. [2021-05-01 06:55:37,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-01 06:55:37,809 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 1.6666666666666667) internal successors, (35), 20 states have internal predecessors, (35), 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 39 [2021-05-01 06:55:37,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:37,809 INFO L225 Difference]: With dead ends: 81 [2021-05-01 06:55:37,809 INFO L226 Difference]: Without dead ends: 71 [2021-05-01 06:55:37,810 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 14 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 972.9ms TimeCoverageRelationStatistics Valid=173, Invalid=1467, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 06:55:37,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-05-01 06:55:37,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 70. [2021-05-01 06:55:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 65 states have (on average 1.0615384615384615) internal successors, (69), 65 states have internal predecessors, (69), 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) [2021-05-01 06:55:37,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 73 transitions. [2021-05-01 06:55:37,817 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 73 transitions. Word has length 39 [2021-05-01 06:55:37,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:37,817 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 73 transitions. [2021-05-01 06:55:37,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 21 states have (on average 1.6666666666666667) internal successors, (35), 20 states have internal predecessors, (35), 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) [2021-05-01 06:55:37,817 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2021-05-01 06:55:37,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-01 06:55:37,817 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:37,817 INFO L519 BasicCegarLoop]: trace histogram [14, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:37,817 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-05-01 06:55:37,817 INFO L428 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:37,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:37,818 INFO L82 PathProgramCache]: Analyzing trace with hash -345507524, now seen corresponding path program 13 times [2021-05-01 06:55:37,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:37,818 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [930291128] [2021-05-01 06:55:37,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:37,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:37,822 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_63 2) 0) (< (mod (+ v_main_~x~0_334 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_334, main_~y~0=v_main_~y~0_63} OutVars{main_~x~0=v_main_~x~0_334, main_~y~0=v_main_~y~0_63} AuxVars[] AssignedVars[] [2021-05-01 06:55:37,824 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:37,824 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,832 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:37,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,906 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:37,936 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:37,942 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:37,942 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:37,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,955 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,960 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,964 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:37,971 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,076 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-05-01 06:55:38,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,078 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,081 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,082 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,084 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,085 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:38,249 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:55:38,250 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:38,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:38,251 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:38,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:38,252 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_64 2) 0) (< (mod v_main_~x~0_336 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_336, main_~y~0=v_main_~y~0_64} OutVars{main_~x~0=v_main_~x~0_336, main_~y~0=v_main_~y~0_64} AuxVars[] AssignedVars[] [2021-05-01 06:55:38,253 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:38,254 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,274 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:38,281 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:38,286 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:38,292 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:38,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,302 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:38,319 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:38,319 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:38,325 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,343 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,368 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,370 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,370 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:38,428 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:38,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:38,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:38,431 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_65 2) 0)) (< (mod v_main_~x~0_338 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_338, main_~y~0=v_main_~y~0_65} OutVars{main_~x~0=v_main_~x~0_338, main_~y~0=v_main_~y~0_65} AuxVars[] AssignedVars[] [2021-05-01 06:55:38,432 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:38,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,444 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,452 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:38,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,458 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:38,458 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:38,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,470 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,484 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:38,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:38,511 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:38,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:38,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:38,565 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.3 percent of original size [2021-05-01 06:55:38,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-05-01 06:55:38,586 INFO L142 QuantifierPusher]: treesize reduction 65, result has 66.3 percent of original size [2021-05-01 06:55:38,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-05-01 06:55:38,629 INFO L142 QuantifierPusher]: treesize reduction 88, result has 61.9 percent of original size [2021-05-01 06:55:38,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-05-01 06:55:38,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:38,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:38,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:38,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:38,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:38,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:38,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:38,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-05-01 06:55:38,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-05-01 06:55:38,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:38,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,874 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:38,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,903 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:38,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:38,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:38,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:38,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:39,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,002 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:39,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:39,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:39,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:39,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,120 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:39,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:39,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:39,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:39,163 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:39,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [930291128] [2021-05-01 06:55:39,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [930291128] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:39,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:39,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-05-01 06:55:39,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309741733] [2021-05-01 06:55:39,164 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-01 06:55:39,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:39,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-01 06:55:39,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2021-05-01 06:55:39,164 INFO L87 Difference]: Start difference. First operand 70 states and 73 transitions. Second operand has 21 states, 20 states have (on average 1.75) internal successors, (35), 19 states have internal predecessors, (35), 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) [2021-05-01 06:55:39,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:39,916 INFO L93 Difference]: Finished difference Result 79 states and 84 transitions. [2021-05-01 06:55:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-01 06:55:39,917 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.75) internal successors, (35), 19 states have internal predecessors, (35), 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 39 [2021-05-01 06:55:39,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:39,918 INFO L225 Difference]: With dead ends: 79 [2021-05-01 06:55:39,918 INFO L226 Difference]: Without dead ends: 72 [2021-05-01 06:55:39,918 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 5 SyntacticMatches, 14 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 960.0ms TimeCoverageRelationStatistics Valid=205, Invalid=1201, Unknown=0, NotChecked=0, Total=1406 [2021-05-01 06:55:39,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-05-01 06:55:39,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2021-05-01 06:55:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 67 states have (on average 1.0597014925373134) internal successors, (71), 67 states have internal predecessors, (71), 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) [2021-05-01 06:55:39,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 75 transitions. [2021-05-01 06:55:39,926 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 75 transitions. Word has length 39 [2021-05-01 06:55:39,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:39,926 INFO L480 AbstractCegarLoop]: Abstraction has 72 states and 75 transitions. [2021-05-01 06:55:39,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 20 states have (on average 1.75) internal successors, (35), 19 states have internal predecessors, (35), 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) [2021-05-01 06:55:39,926 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2021-05-01 06:55:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-05-01 06:55:39,926 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:39,926 INFO L519 BasicCegarLoop]: trace histogram [15, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:39,926 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-05-01 06:55:39,926 INFO L428 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:39,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:39,927 INFO L82 PathProgramCache]: Analyzing trace with hash 588322361, now seen corresponding path program 14 times [2021-05-01 06:55:39,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:39,927 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1538268859] [2021-05-01 06:55:39,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:39,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:39,936 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_66 2) 0) (< (mod (+ v_main_~x~0_356 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_356, main_~y~0=v_main_~y~0_66} OutVars{main_~x~0=v_main_~x~0_356, main_~y~0=v_main_~y~0_66} AuxVars[] AssignedVars[] [2021-05-01 06:55:39,937 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:39,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,942 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,944 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,948 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,957 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:39,981 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:39,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:39,999 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:40,005 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:40,006 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:40,013 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,069 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:40,244 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:55:40,249 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:40,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:40,250 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:40,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:40,252 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_358 4294967296) 99) (= (mod v_main_~y~0_67 2) 0)) InVars {main_~x~0=v_main_~x~0_358, main_~y~0=v_main_~y~0_67} OutVars{main_~x~0=v_main_~x~0_358, main_~y~0=v_main_~y~0_67} AuxVars[] AssignedVars[] [2021-05-01 06:55:40,253 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:40,253 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,271 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:40,275 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:40,280 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:40,289 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:40,308 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:40,313 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:40,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,318 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:40,325 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,331 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,358 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,361 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:40,428 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:40,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:40,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:40,430 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_360 4294967296) 99) (not (= 0 (mod v_main_~y~0_68 2)))) InVars {main_~x~0=v_main_~x~0_360, main_~y~0=v_main_~y~0_68} OutVars{main_~x~0=v_main_~x~0_360, main_~y~0=v_main_~y~0_68} AuxVars[] AssignedVars[] [2021-05-01 06:55:40,431 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:40,431 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,442 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:40,445 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:40,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,448 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:40,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,462 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,465 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,475 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:40,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:40,500 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:40,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:40,540 INFO L142 QuantifierPusher]: treesize reduction 21, result has 12.5 percent of original size [2021-05-01 06:55:40,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:40,543 INFO L142 QuantifierPusher]: treesize reduction 15, result has 83.1 percent of original size [2021-05-01 06:55:40,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-05-01 06:55:40,581 INFO L142 QuantifierPusher]: treesize reduction 45, result has 85.8 percent of original size [2021-05-01 06:55:40,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-05-01 06:55:40,686 INFO L142 QuantifierPusher]: treesize reduction 50, result has 85.6 percent of original size [2021-05-01 06:55:40,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 297 [2021-05-01 06:55:40,811 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2021-05-01 06:55:40,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:40,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:40,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:40,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:40,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:40,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:40,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:40,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:40,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-05-01 06:55:40,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-05-01 06:55:40,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:40,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,941 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:40,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:40,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,965 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:40,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:40,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:40,990 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,018 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,049 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,083 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:41,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,153 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,192 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,233 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,274 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,319 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:41,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:41,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:41,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:41,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:41,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:41,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:41,465 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:41,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1538268859] [2021-05-01 06:55:41,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1538268859] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:41,466 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:41,466 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-05-01 06:55:41,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618182973] [2021-05-01 06:55:41,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-01 06:55:41,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:41,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-01 06:55:41,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2021-05-01 06:55:41,466 INFO L87 Difference]: Start difference. First operand 72 states and 75 transitions. Second operand has 22 states, 21 states have (on average 1.7619047619047619) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-05-01 06:55:42,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:42,333 INFO L93 Difference]: Finished difference Result 81 states and 86 transitions. [2021-05-01 06:55:42,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-01 06:55:42,334 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 1.7619047619047619) internal successors, (37), 20 states have internal predecessors, (37), 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 41 [2021-05-01 06:55:42,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:42,334 INFO L225 Difference]: With dead ends: 81 [2021-05-01 06:55:42,334 INFO L226 Difference]: Without dead ends: 74 [2021-05-01 06:55:42,335 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 5 SyntacticMatches, 15 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 1304.8ms TimeCoverageRelationStatistics Valid=171, Invalid=1311, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 06:55:42,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-05-01 06:55:42,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-05-01 06:55:42,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 69 states have (on average 1.0579710144927537) internal successors, (73), 69 states have internal predecessors, (73), 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) [2021-05-01 06:55:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 77 transitions. [2021-05-01 06:55:42,343 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 77 transitions. Word has length 41 [2021-05-01 06:55:42,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:42,343 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 77 transitions. [2021-05-01 06:55:42,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 21 states have (on average 1.7619047619047619) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-05-01 06:55:42,343 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2021-05-01 06:55:42,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 06:55:42,343 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:42,344 INFO L519 BasicCegarLoop]: trace histogram [16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:42,344 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-05-01 06:55:42,344 INFO L428 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:42,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:42,344 INFO L82 PathProgramCache]: Analyzing trace with hash 448874136, now seen corresponding path program 12 times [2021-05-01 06:55:42,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:42,344 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1079151964] [2021-05-01 06:55:42,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:42,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:42,349 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_69 2) 0)) (< (mod (+ v_main_~x~0_379 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_379, main_~y~0=v_main_~y~0_69} OutVars{main_~x~0=v_main_~x~0_379, main_~y~0=v_main_~y~0_69} AuxVars[] AssignedVars[] [2021-05-01 06:55:42,351 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:42,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,359 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,362 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,368 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:42,372 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:42,375 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,376 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:42,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,387 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,390 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,391 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:42,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:42,411 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:42,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:42,412 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_381 4294967296) 99) (not (= (mod v_main_~y~0_70 2) 0))) InVars {main_~x~0=v_main_~x~0_381, main_~y~0=v_main_~y~0_70} OutVars{main_~x~0=v_main_~x~0_381, main_~y~0=v_main_~y~0_70} AuxVars[] AssignedVars[] [2021-05-01 06:55:42,414 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:42,423 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,430 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:42,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,441 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:42,441 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:42,445 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,448 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,452 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,470 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:42,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:42,500 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:42,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:42,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:42,518 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.3 percent of original size [2021-05-01 06:55:42,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-05-01 06:55:42,583 INFO L142 QuantifierPusher]: treesize reduction 21, result has 90.5 percent of original size [2021-05-01 06:55:42,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 201 [2021-05-01 06:55:42,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:42,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:42,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:42,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:42,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:42,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,679 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:42,728 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:42,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:42,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:42,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,756 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:42,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,782 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:42,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,811 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:42,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:42,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,875 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:42,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:42,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,947 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:42,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:42,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:42,986 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:43,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:43,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:43,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:43,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,170 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:43,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,220 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:43,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,272 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:43,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:43,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,326 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:43,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:43,355 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:43,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1079151964] [2021-05-01 06:55:43,355 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1079151964] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:43,355 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:43,356 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-05-01 06:55:43,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210638489] [2021-05-01 06:55:43,356 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-01 06:55:43,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:43,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-01 06:55:43,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2021-05-01 06:55:43,356 INFO L87 Difference]: Start difference. First operand 74 states and 77 transitions. Second operand has 24 states, 23 states have (on average 1.6956521739130435) internal successors, (39), 22 states have internal predecessors, (39), 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) [2021-05-01 06:55:44,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:44,380 INFO L93 Difference]: Finished difference Result 84 states and 91 transitions. [2021-05-01 06:55:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-01 06:55:44,380 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 1.6956521739130435) internal successors, (39), 22 states have internal predecessors, (39), 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 43 [2021-05-01 06:55:44,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:44,381 INFO L225 Difference]: With dead ends: 84 [2021-05-01 06:55:44,381 INFO L226 Difference]: Without dead ends: 77 [2021-05-01 06:55:44,381 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 4 SyntacticMatches, 16 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 1331.4ms TimeCoverageRelationStatistics Valid=153, Invalid=1569, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 06:55:44,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-05-01 06:55:44,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-05-01 06:55:44,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 72 states have (on average 1.0555555555555556) internal successors, (76), 72 states have internal predecessors, (76), 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) [2021-05-01 06:55:44,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 80 transitions. [2021-05-01 06:55:44,389 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 80 transitions. Word has length 43 [2021-05-01 06:55:44,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:44,389 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 80 transitions. [2021-05-01 06:55:44,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 23 states have (on average 1.6956521739130435) internal successors, (39), 22 states have internal predecessors, (39), 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) [2021-05-01 06:55:44,389 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2021-05-01 06:55:44,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 06:55:44,390 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:44,390 INFO L519 BasicCegarLoop]: trace histogram [16, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:44,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-05-01 06:55:44,390 INFO L428 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:44,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:44,390 INFO L82 PathProgramCache]: Analyzing trace with hash 350676982, now seen corresponding path program 15 times [2021-05-01 06:55:44,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:44,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1954595901] [2021-05-01 06:55:44,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:44,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:44,395 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_400 2) 4294967296) 99) (= (mod v_main_~y~0_71 2) 0)) InVars {main_~x~0=v_main_~x~0_400, main_~y~0=v_main_~y~0_71} OutVars{main_~x~0=v_main_~x~0_400, main_~y~0=v_main_~y~0_71} AuxVars[] AssignedVars[] [2021-05-01 06:55:44,397 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:44,401 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,404 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,410 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,422 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:44,436 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:44,476 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:44,530 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:44,536 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,537 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:44,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,548 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,553 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,567 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:44,669 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:55:44,670 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:44,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:44,671 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:44,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:44,673 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_72 2) 0) (< (mod v_main_~x~0_402 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_402, main_~y~0=v_main_~y~0_72} OutVars{main_~x~0=v_main_~x~0_402, main_~y~0=v_main_~y~0_72} AuxVars[] AssignedVars[] [2021-05-01 06:55:44,674 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:44,675 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,737 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:44,743 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:44,750 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,780 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:44,786 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:44,796 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:44,801 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:44,802 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:44,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,817 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,822 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,830 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,835 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,842 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,844 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,847 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,849 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,851 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,851 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:44,920 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:44,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:44,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:44,923 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_73 2) 0)) (< (mod v_main_~x~0_404 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_404, main_~y~0=v_main_~y~0_73} OutVars{main_~x~0=v_main_~x~0_404, main_~y~0=v_main_~y~0_73} AuxVars[] AssignedVars[] [2021-05-01 06:55:44,924 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:44,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,940 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,946 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:44,953 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:44,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,957 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:44,961 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,965 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,968 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,972 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,976 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:44,976 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:45,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:45,009 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:45,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:45,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:45,031 INFO L142 QuantifierPusher]: treesize reduction 20, result has 77.3 percent of original size [2021-05-01 06:55:45,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-05-01 06:55:45,074 INFO L142 QuantifierPusher]: treesize reduction 58, result has 76.1 percent of original size [2021-05-01 06:55:45,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 185 [2021-05-01 06:55:45,143 INFO L142 QuantifierPusher]: treesize reduction 56, result has 80.4 percent of original size [2021-05-01 06:55:45,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-05-01 06:55:45,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:45,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:45,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:45,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:45,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:45,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:45,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:45,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:45,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:55:45,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:55:45,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:45,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,368 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,424 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,566 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,607 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,649 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:45,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,740 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,789 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,846 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:45,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:45,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:45,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:45,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:45,900 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:45,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1954595901] [2021-05-01 06:55:45,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1954595901] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:45,900 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:45,900 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-05-01 06:55:45,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518314912] [2021-05-01 06:55:45,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-01 06:55:45,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:45,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-01 06:55:45,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=501, Unknown=0, NotChecked=0, Total=600 [2021-05-01 06:55:45,901 INFO L87 Difference]: Start difference. First operand 77 states and 80 transitions. Second operand has 23 states, 22 states have (on average 1.7727272727272727) internal successors, (39), 21 states have internal predecessors, (39), 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) [2021-05-01 06:55:46,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:46,772 INFO L93 Difference]: Finished difference Result 88 states and 94 transitions. [2021-05-01 06:55:46,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-01 06:55:46,772 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 1.7727272727272727) internal successors, (39), 21 states have internal predecessors, (39), 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 43 [2021-05-01 06:55:46,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:46,773 INFO L225 Difference]: With dead ends: 88 [2021-05-01 06:55:46,773 INFO L226 Difference]: Without dead ends: 81 [2021-05-01 06:55:46,774 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 5 SyntacticMatches, 16 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 1286.1ms TimeCoverageRelationStatistics Valid=231, Invalid=1491, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 06:55:46,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-05-01 06:55:46,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2021-05-01 06:55:46,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 74 states have (on average 1.054054054054054) internal successors, (78), 74 states have internal predecessors, (78), 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) [2021-05-01 06:55:46,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 82 transitions. [2021-05-01 06:55:46,782 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 82 transitions. Word has length 43 [2021-05-01 06:55:46,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:46,782 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 82 transitions. [2021-05-01 06:55:46,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.7727272727272727) internal successors, (39), 21 states have internal predecessors, (39), 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) [2021-05-01 06:55:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2021-05-01 06:55:46,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-01 06:55:46,782 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:46,783 INFO L519 BasicCegarLoop]: trace histogram [17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:46,783 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-05-01 06:55:46,783 INFO L428 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:46,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:46,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1324427693, now seen corresponding path program 13 times [2021-05-01 06:55:46,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:46,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [337014531] [2021-05-01 06:55:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:46,788 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_424 1) 4294967296) 99) (not (= (mod v_main_~y~0_74 2) 0))) InVars {main_~x~0=v_main_~x~0_424, main_~y~0=v_main_~y~0_74} OutVars{main_~x~0=v_main_~x~0_424, main_~y~0=v_main_~y~0_74} AuxVars[] AssignedVars[] [2021-05-01 06:55:46,789 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:46,790 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,797 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:46,801 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:46,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,807 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:46,811 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,817 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,821 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,824 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,826 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,828 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,830 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,832 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,835 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:46,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:46,865 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:46,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:46,866 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_75 2) 0)) (< (mod v_main_~x~0_426 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_426, main_~y~0=v_main_~y~0_75} OutVars{main_~x~0=v_main_~x~0_426, main_~y~0=v_main_~y~0_75} AuxVars[] AssignedVars[] [2021-05-01 06:55:46,876 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:46,877 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,886 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:46,912 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:46,912 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:46,915 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,931 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,938 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,939 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,941 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,945 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,945 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:46,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:46,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:46,974 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:47,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:47,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:47,034 INFO L142 QuantifierPusher]: treesize reduction 35, result has 77.1 percent of original size [2021-05-01 06:55:47,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-05-01 06:55:47,077 INFO L142 QuantifierPusher]: treesize reduction 44, result has 75.1 percent of original size [2021-05-01 06:55:47,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-05-01 06:55:47,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:47,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:47,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:47,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:47,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:47,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,157 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:47,208 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:47,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:47,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,211 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,235 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,260 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:47,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:47,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,347 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,379 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:47,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:47,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,492 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,530 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,575 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,617 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,666 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:47,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,766 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:47,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,815 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:47,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:47,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:47,844 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:47,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [337014531] [2021-05-01 06:55:47,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [337014531] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:47,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:47,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-05-01 06:55:47,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278680741] [2021-05-01 06:55:47,845 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-01 06:55:47,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:47,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-01 06:55:47,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=571, Unknown=0, NotChecked=0, Total=650 [2021-05-01 06:55:47,845 INFO L87 Difference]: Start difference. First operand 79 states and 82 transitions. Second operand has 25 states, 24 states have (on average 1.7083333333333333) internal successors, (41), 23 states have internal predecessors, (41), 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) [2021-05-01 06:55:48,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:48,866 INFO L93 Difference]: Finished difference Result 88 states and 94 transitions. [2021-05-01 06:55:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-01 06:55:48,867 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 1.7083333333333333) internal successors, (41), 23 states have internal predecessors, (41), 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 45 [2021-05-01 06:55:48,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:48,867 INFO L225 Difference]: With dead ends: 88 [2021-05-01 06:55:48,867 INFO L226 Difference]: Without dead ends: 81 [2021-05-01 06:55:48,868 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 4 SyntacticMatches, 17 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 1309.8ms TimeCoverageRelationStatistics Valid=179, Invalid=1713, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 06:55:48,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-05-01 06:55:48,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-05-01 06:55:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 76 states have (on average 1.0526315789473684) internal successors, (80), 76 states have internal predecessors, (80), 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) [2021-05-01 06:55:48,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 84 transitions. [2021-05-01 06:55:48,876 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 84 transitions. Word has length 45 [2021-05-01 06:55:48,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:48,876 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 84 transitions. [2021-05-01 06:55:48,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 24 states have (on average 1.7083333333333333) internal successors, (41), 23 states have internal predecessors, (41), 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) [2021-05-01 06:55:48,876 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2021-05-01 06:55:48,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-01 06:55:48,877 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:48,877 INFO L519 BasicCegarLoop]: trace histogram [17, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:48,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-05-01 06:55:48,877 INFO L428 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:48,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:48,877 INFO L82 PathProgramCache]: Analyzing trace with hash -393265549, now seen corresponding path program 16 times [2021-05-01 06:55:48,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:48,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1626900209] [2021-05-01 06:55:48,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:48,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:48,886 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_446 2) 4294967296) 99) (= (mod v_main_~y~0_76 2) 0)) InVars {main_~x~0=v_main_~x~0_446, main_~y~0=v_main_~y~0_76} OutVars{main_~x~0=v_main_~x~0_446, main_~y~0=v_main_~y~0_76} AuxVars[] AssignedVars[] [2021-05-01 06:55:48,887 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:48,891 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,912 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,943 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:48,954 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:48,960 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:48,964 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:48,964 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:48,973 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,976 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:48,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,006 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,008 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,011 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,013 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,014 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:49,189 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:55:49,190 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:49,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:49,190 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:49,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:49,192 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_448 4294967296) 99) (= (mod v_main_~y~0_77 2) 0)) InVars {main_~x~0=v_main_~x~0_448, main_~y~0=v_main_~y~0_77} OutVars{main_~x~0=v_main_~x~0_448, main_~y~0=v_main_~y~0_77} AuxVars[] AssignedVars[] [2021-05-01 06:55:49,193 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:49,195 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,202 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,202 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,262 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:49,274 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:49,281 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:49,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,292 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:49,293 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:49,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,312 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,324 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:49,384 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:49,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:49,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:49,386 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_450 4294967296) 99) (not (= (mod v_main_~y~0_78 2) 0))) InVars {main_~x~0=v_main_~x~0_450, main_~y~0=v_main_~y~0_78} OutVars{main_~x~0=v_main_~x~0_450, main_~y~0=v_main_~y~0_78} AuxVars[] AssignedVars[] [2021-05-01 06:55:49,387 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:49,387 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,398 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:49,402 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:49,402 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:49,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,410 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,430 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:49,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:49,457 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:49,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:49,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:49,487 INFO L142 QuantifierPusher]: treesize reduction 7, result has 94.3 percent of original size [2021-05-01 06:55:49,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-05-01 06:55:49,523 INFO L142 QuantifierPusher]: treesize reduction 60, result has 74.4 percent of original size [2021-05-01 06:55:49,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 06:55:49,561 INFO L142 QuantifierPusher]: treesize reduction 63, result has 74.8 percent of original size [2021-05-01 06:55:49,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 187 [2021-05-01 06:55:49,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:49,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:49,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:49,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:49,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:49,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:49,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:49,631 INFO L142 QuantifierPusher]: treesize reduction 7, result has 95.3 percent of original size [2021-05-01 06:55:49,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-05-01 06:55:49,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-05-01 06:55:49,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:49,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:49,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:49,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,775 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:49,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:49,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,830 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:49,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,853 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:49,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,878 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:49,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,903 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:49,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:49,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:49,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:49,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:49,992 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:50,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:50,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,029 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:50,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:50,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,063 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:50,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:50,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:50,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:50,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:50,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:50,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,268 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:50,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:50,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:50,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:50,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:50,334 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:50,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1626900209] [2021-05-01 06:55:50,334 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1626900209] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:50,334 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:50,334 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-05-01 06:55:50,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255615588] [2021-05-01 06:55:50,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-01 06:55:50,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:50,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-01 06:55:50,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=546, Unknown=0, NotChecked=0, Total=650 [2021-05-01 06:55:50,335 INFO L87 Difference]: Start difference. First operand 81 states and 84 transitions. Second operand has 24 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 22 states have internal predecessors, (41), 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) [2021-05-01 06:55:51,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:51,264 INFO L93 Difference]: Finished difference Result 90 states and 95 transitions. [2021-05-01 06:55:51,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-01 06:55:51,264 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 22 states have internal predecessors, (41), 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 45 [2021-05-01 06:55:51,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:51,265 INFO L225 Difference]: With dead ends: 90 [2021-05-01 06:55:51,265 INFO L226 Difference]: Without dead ends: 83 [2021-05-01 06:55:51,266 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 5 SyntacticMatches, 17 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 1293.1ms TimeCoverageRelationStatistics Valid=244, Invalid=1648, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 06:55:51,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-05-01 06:55:51,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-05-01 06:55:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 78 states have (on average 1.0512820512820513) internal successors, (82), 78 states have internal predecessors, (82), 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) [2021-05-01 06:55:51,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 86 transitions. [2021-05-01 06:55:51,275 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 86 transitions. Word has length 45 [2021-05-01 06:55:51,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:51,276 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 86 transitions. [2021-05-01 06:55:51,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 22 states have internal predecessors, (41), 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) [2021-05-01 06:55:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 86 transitions. [2021-05-01 06:55:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-01 06:55:51,276 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:51,276 INFO L519 BasicCegarLoop]: trace histogram [18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:51,276 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-05-01 06:55:51,276 INFO L428 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:51,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:51,277 INFO L82 PathProgramCache]: Analyzing trace with hash -365468850, now seen corresponding path program 14 times [2021-05-01 06:55:51,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:51,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2075304602] [2021-05-01 06:55:51,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:51,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:51,282 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_471 1) 4294967296) 99) (not (= (mod v_main_~y~0_79 2) 0))) InVars {main_~x~0=v_main_~x~0_471, main_~y~0=v_main_~y~0_79} OutVars{main_~x~0=v_main_~x~0_471, main_~y~0=v_main_~y~0_79} AuxVars[] AssignedVars[] [2021-05-01 06:55:51,283 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:51,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,296 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,299 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,305 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,306 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,313 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:51,317 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:51,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,322 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:51,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,329 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,342 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:51,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:51,372 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:51,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:51,375 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_473 4294967296) 99) (not (= (mod v_main_~y~0_80 2) 0))) InVars {main_~x~0=v_main_~x~0_473, main_~y~0=v_main_~y~0_80} OutVars{main_~x~0=v_main_~x~0_473, main_~y~0=v_main_~y~0_80} AuxVars[] AssignedVars[] [2021-05-01 06:55:51,376 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:51,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,383 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,392 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,406 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:51,415 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:51,416 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:51,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,433 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,433 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:51,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:51,462 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:51,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:51,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:51,477 INFO L142 QuantifierPusher]: treesize reduction 21, result has 86.1 percent of original size [2021-05-01 06:55:51,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-05-01 06:55:51,519 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.2 percent of original size [2021-05-01 06:55:51,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-05-01 06:55:51,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:51,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:51,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:51,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:51,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:51,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,615 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:51,664 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:51,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:51,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,738 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:51,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,858 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:51,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,927 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:51,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:51,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:51,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:51,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,001 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:52,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,033 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:52,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,072 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:52,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:52,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:52,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,188 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:52,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:52,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,234 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:52,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:52,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:52,255 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:52,255 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2075304602] [2021-05-01 06:55:52,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2075304602] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:52,256 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:52,256 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-05-01 06:55:52,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826098996] [2021-05-01 06:55:52,273 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-01 06:55:52,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:52,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-01 06:55:52,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=620, Unknown=0, NotChecked=0, Total=702 [2021-05-01 06:55:52,274 INFO L87 Difference]: Start difference. First operand 83 states and 86 transitions. Second operand has 26 states, 25 states have (on average 1.72) internal successors, (43), 24 states have internal predecessors, (43), 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) [2021-05-01 06:55:53,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:53,479 INFO L93 Difference]: Finished difference Result 97 states and 105 transitions. [2021-05-01 06:55:53,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-01 06:55:53,480 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 1.72) internal successors, (43), 24 states have internal predecessors, (43), 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 47 [2021-05-01 06:55:53,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:53,480 INFO L225 Difference]: With dead ends: 97 [2021-05-01 06:55:53,480 INFO L226 Difference]: Without dead ends: 87 [2021-05-01 06:55:53,481 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 4 SyntacticMatches, 18 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 520 ImplicationChecksByTransitivity, 1384.8ms TimeCoverageRelationStatistics Valid=211, Invalid=2141, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 06:55:53,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-05-01 06:55:53,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-05-01 06:55:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 82 states have (on average 1.048780487804878) internal successors, (86), 82 states have internal predecessors, (86), 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) [2021-05-01 06:55:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 90 transitions. [2021-05-01 06:55:53,490 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 90 transitions. Word has length 47 [2021-05-01 06:55:53,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:53,490 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 90 transitions. [2021-05-01 06:55:53,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 25 states have (on average 1.72) internal successors, (43), 24 states have internal predecessors, (43), 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) [2021-05-01 06:55:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2021-05-01 06:55:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-01 06:55:53,490 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:53,490 INFO L519 BasicCegarLoop]: trace histogram [18, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:53,491 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-05-01 06:55:53,491 INFO L428 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:53,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:53,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1937500592, now seen corresponding path program 17 times [2021-05-01 06:55:53,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:53,491 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [310520312] [2021-05-01 06:55:53,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:53,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:53,497 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_81 2) 0) (< (mod (+ v_main_~x~0_494 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_494, main_~y~0=v_main_~y~0_81} OutVars{main_~x~0=v_main_~x~0_494, main_~y~0=v_main_~y~0_81} AuxVars[] AssignedVars[] [2021-05-01 06:55:53,499 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:53,500 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,511 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:53,517 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:53,523 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,528 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:53,664 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 06:55:53,664 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:53,672 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:53,678 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:53,679 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:53,687 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,695 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,699 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,716 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,778 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,780 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,786 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:53,857 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:55:53,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:55:53,858 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:53,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:53,861 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_496 4294967296) 99) (= (mod v_main_~y~0_82 2) 0)) InVars {main_~x~0=v_main_~x~0_496, main_~y~0=v_main_~y~0_82} OutVars{main_~x~0=v_main_~x~0_496, main_~y~0=v_main_~y~0_82} AuxVars[] AssignedVars[] [2021-05-01 06:55:53,862 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:53,863 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,871 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:53,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,901 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:53,928 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:53,941 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:55:53,942 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:53,955 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,969 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,981 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,987 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,993 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:53,998 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,000 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,003 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,003 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:54,069 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:55:54,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:55:54,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:54,072 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_83 2) 0)) (< (mod v_main_~x~0_498 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_498, main_~y~0=v_main_~y~0_83} OutVars{main_~x~0=v_main_~x~0_498, main_~y~0=v_main_~y~0_83} AuxVars[] AssignedVars[] [2021-05-01 06:55:54,074 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:54,075 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,083 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:54,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,092 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:54,093 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:54,096 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,108 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,116 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,123 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,128 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,129 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:54,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:54,157 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:54,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:54,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:54,180 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size [2021-05-01 06:55:54,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:54,206 INFO L142 QuantifierPusher]: treesize reduction 81, result has 68.2 percent of original size [2021-05-01 06:55:54,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 06:55:54,271 INFO L142 QuantifierPusher]: treesize reduction 88, result has 66.0 percent of original size [2021-05-01 06:55:54,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-05-01 06:55:54,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:54,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:54,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:54,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:54,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:54,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:54,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:54,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:54,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:55:54,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-05-01 06:55:54,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:54,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:54,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,458 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,486 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,514 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,545 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:54,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:54,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:54,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:54,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:54,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,791 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,840 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,889 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,938 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:54,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:54,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:54,993 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:55,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:55,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,052 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:55,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:55,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:55,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:55,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:55,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:55,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:55,180 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:55,180 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [310520312] [2021-05-01 06:55:55,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [310520312] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:55,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:55,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-05-01 06:55:55,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772494787] [2021-05-01 06:55:55,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-01 06:55:55,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:55,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-01 06:55:55,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=593, Unknown=0, NotChecked=0, Total=702 [2021-05-01 06:55:55,181 INFO L87 Difference]: Start difference. First operand 87 states and 90 transitions. Second operand has 25 states, 24 states have (on average 1.7916666666666667) internal successors, (43), 23 states have internal predecessors, (43), 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) [2021-05-01 06:55:56,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:56,434 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2021-05-01 06:55:56,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-01 06:55:56,435 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 1.7916666666666667) internal successors, (43), 23 states have internal predecessors, (43), 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 47 [2021-05-01 06:55:56,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:56,436 INFO L225 Difference]: With dead ends: 96 [2021-05-01 06:55:56,436 INFO L226 Difference]: Without dead ends: 89 [2021-05-01 06:55:56,436 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 18 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 1584.9ms TimeCoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2021-05-01 06:55:56,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-05-01 06:55:56,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2021-05-01 06:55:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 84 states have (on average 1.0476190476190477) internal successors, (88), 84 states have internal predecessors, (88), 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) [2021-05-01 06:55:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 92 transitions. [2021-05-01 06:55:56,446 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 92 transitions. Word has length 47 [2021-05-01 06:55:56,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:56,446 INFO L480 AbstractCegarLoop]: Abstraction has 89 states and 92 transitions. [2021-05-01 06:55:56,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 24 states have (on average 1.7916666666666667) internal successors, (43), 23 states have internal predecessors, (43), 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) [2021-05-01 06:55:56,446 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2021-05-01 06:55:56,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-05-01 06:55:56,446 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:56,446 INFO L519 BasicCegarLoop]: trace histogram [19, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:56,446 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-05-01 06:55:56,446 INFO L428 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:56,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:56,447 INFO L82 PathProgramCache]: Analyzing trace with hash -169166419, now seen corresponding path program 18 times [2021-05-01 06:55:56,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:56,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1244729731] [2021-05-01 06:55:56,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:56,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:55:56,453 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_520 2) 4294967296) 99) (= (mod v_main_~y~0_84 2) 0)) InVars {main_~x~0=v_main_~x~0_520, main_~y~0=v_main_~y~0_84} OutVars{main_~x~0=v_main_~x~0_520, main_~y~0=v_main_~y~0_84} AuxVars[] AssignedVars[] [2021-05-01 06:55:56,454 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:55:56,455 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,478 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:56,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,528 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:56,538 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:55:56,547 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:56,548 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:55:56,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,597 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,599 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,602 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,604 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,607 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,608 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:55:56,697 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:55:56,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:55:56,698 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:56,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:55:56,700 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_522 4294967296) 99) (= (mod v_main_~y~0_85 2) 0)) InVars {main_~x~0=v_main_~x~0_522, main_~y~0=v_main_~y~0_85} OutVars{main_~x~0=v_main_~x~0_522, main_~y~0=v_main_~y~0_85} AuxVars[] AssignedVars[] [2021-05-01 06:55:56,701 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:55:56,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,707 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,710 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,712 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,712 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,722 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:56,751 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,768 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:56,787 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:55:56,815 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:56,829 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:56,839 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:55:56,840 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:55:56,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,893 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:55:56,990 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:55:56,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:55:56,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:56,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:56,993 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_86 2) 0)) (< (mod v_main_~x~0_524 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_524, main_~y~0=v_main_~y~0_86} OutVars{main_~x~0=v_main_~x~0_524, main_~y~0=v_main_~y~0_86} AuxVars[] AssignedVars[] [2021-05-01 06:55:56,994 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:56,998 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,001 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,004 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,011 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,020 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:57,028 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:57,029 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:57,033 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,049 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,049 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:57,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:57,081 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:55:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:57,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:57,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:57,133 INFO L142 QuantifierPusher]: treesize reduction 19, result has 83.0 percent of original size [2021-05-01 06:55:57,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 06:55:57,177 INFO L142 QuantifierPusher]: treesize reduction 60, result has 74.4 percent of original size [2021-05-01 06:55:57,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 06:55:57,224 INFO L142 QuantifierPusher]: treesize reduction 63, result has 74.8 percent of original size [2021-05-01 06:55:57,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 187 [2021-05-01 06:55:57,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:57,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:57,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:57,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:57,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:57,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:57,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:55:57,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:55:57,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 06:55:57,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 06:55:57,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:55:57,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,416 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:57,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,444 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:57,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,475 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:57,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,509 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:57,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,545 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:57,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,819 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:55:57,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:57,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:57,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:57,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:58,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:58,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:58,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:58,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:58,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:58,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:58,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:58,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:58,161 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:55:58,161 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1244729731] [2021-05-01 06:55:58,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1244729731] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:55:58,161 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:55:58,161 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-05-01 06:55:58,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897583747] [2021-05-01 06:55:58,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-01 06:55:58,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:55:58,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-01 06:55:58,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2021-05-01 06:55:58,162 INFO L87 Difference]: Start difference. First operand 89 states and 92 transitions. Second operand has 26 states, 25 states have (on average 1.8) internal successors, (45), 24 states have internal predecessors, (45), 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) [2021-05-01 06:55:59,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:55:59,372 INFO L93 Difference]: Finished difference Result 98 states and 103 transitions. [2021-05-01 06:55:59,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-01 06:55:59,373 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 1.8) internal successors, (45), 24 states have internal predecessors, (45), 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 49 [2021-05-01 06:55:59,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:55:59,373 INFO L225 Difference]: With dead ends: 98 [2021-05-01 06:55:59,373 INFO L226 Difference]: Without dead ends: 91 [2021-05-01 06:55:59,374 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 19 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 1604.5ms TimeCoverageRelationStatistics Valid=270, Invalid=1986, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 06:55:59,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-05-01 06:55:59,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2021-05-01 06:55:59,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 86 states have (on average 1.0465116279069768) internal successors, (90), 86 states have internal predecessors, (90), 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) [2021-05-01 06:55:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 94 transitions. [2021-05-01 06:55:59,383 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 94 transitions. Word has length 49 [2021-05-01 06:55:59,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:55:59,383 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 94 transitions. [2021-05-01 06:55:59,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 25 states have (on average 1.8) internal successors, (45), 24 states have internal predecessors, (45), 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) [2021-05-01 06:55:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2021-05-01 06:55:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-05-01 06:55:59,384 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:55:59,384 INFO L519 BasicCegarLoop]: trace histogram [20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:55:59,384 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-05-01 06:55:59,384 INFO L428 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:55:59,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:55:59,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1555811068, now seen corresponding path program 15 times [2021-05-01 06:55:59,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:55:59,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [437530545] [2021-05-01 06:55:59,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:55:59,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:55:59,391 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_87 2) 0)) (< (mod (+ v_main_~x~0_547 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_547, main_~y~0=v_main_~y~0_87} OutVars{main_~x~0=v_main_~x~0_547, main_~y~0=v_main_~y~0_87} AuxVars[] AssignedVars[] [2021-05-01 06:55:59,392 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:55:59,393 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,405 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:55:59,409 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:59,409 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:55:59,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,416 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,432 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,434 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,438 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,439 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:55:59,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:55:59,469 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:59,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:55:59,471 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_88 2) 0)) (< (mod v_main_~x~0_549 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_549, main_~y~0=v_main_~y~0_88} OutVars{main_~x~0=v_main_~x~0_549, main_~y~0=v_main_~y~0_88} AuxVars[] AssignedVars[] [2021-05-01 06:55:59,479 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:55:59,488 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,493 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:55:59,497 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:55:59,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,501 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:55:59,505 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,510 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,514 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,522 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,528 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,530 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,532 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,532 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:55:59,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:55:59,563 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:55:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:59,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:59,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:55:59,612 INFO L142 QuantifierPusher]: treesize reduction 21, result has 85.9 percent of original size [2021-05-01 06:55:59,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-05-01 06:55:59,655 INFO L142 QuantifierPusher]: treesize reduction 22, result has 88.7 percent of original size [2021-05-01 06:55:59,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-05-01 06:55:59,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:59,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:55:59,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:59,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:55:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:55:59,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:55:59,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:55:59,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,741 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:55:59,787 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:55:59,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:55:59,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,790 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:59,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:59,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:55:59,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,858 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:59,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,883 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:59,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,911 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:59,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,939 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:59,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:55:59,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,974 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:55:59,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:55:59,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,103 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:00,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,256 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:00,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,483 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:00,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,538 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:00,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:00,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:00,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:00,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:00,633 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:00,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [437530545] [2021-05-01 06:56:00,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [437530545] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:00,633 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:00,633 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-05-01 06:56:00,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419270650] [2021-05-01 06:56:00,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-01 06:56:00,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:00,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-01 06:56:00,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=723, Unknown=0, NotChecked=0, Total=812 [2021-05-01 06:56:00,634 INFO L87 Difference]: Start difference. First operand 91 states and 94 transitions. Second operand has 28 states, 27 states have (on average 1.7407407407407407) internal successors, (47), 26 states have internal predecessors, (47), 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) [2021-05-01 06:56:02,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:02,204 INFO L93 Difference]: Finished difference Result 105 states and 113 transitions. [2021-05-01 06:56:02,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 06:56:02,205 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 1.7407407407407407) internal successors, (47), 26 states have internal predecessors, (47), 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 51 [2021-05-01 06:56:02,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:02,206 INFO L225 Difference]: With dead ends: 105 [2021-05-01 06:56:02,206 INFO L226 Difference]: Without dead ends: 95 [2021-05-01 06:56:02,206 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 4 SyntacticMatches, 20 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 1821.1ms TimeCoverageRelationStatistics Valid=230, Invalid=2526, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 06:56:02,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-05-01 06:56:02,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2021-05-01 06:56:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 90 states have (on average 1.0444444444444445) internal successors, (94), 90 states have internal predecessors, (94), 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) [2021-05-01 06:56:02,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 98 transitions. [2021-05-01 06:56:02,216 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 98 transitions. Word has length 51 [2021-05-01 06:56:02,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:02,216 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 98 transitions. [2021-05-01 06:56:02,216 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 27 states have (on average 1.7407407407407407) internal successors, (47), 26 states have internal predecessors, (47), 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) [2021-05-01 06:56:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2021-05-01 06:56:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-05-01 06:56:02,217 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:02,217 INFO L519 BasicCegarLoop]: trace histogram [20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:02,217 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-05-01 06:56:02,217 INFO L428 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:02,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:02,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1746567574, now seen corresponding path program 19 times [2021-05-01 06:56:02,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:02,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2027193464] [2021-05-01 06:56:02,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:02,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:02,223 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_572 2) 4294967296) 99) (= (mod v_main_~y~0_89 2) 0)) InVars {main_~x~0=v_main_~x~0_572, main_~y~0=v_main_~y~0_89} OutVars{main_~x~0=v_main_~x~0_572, main_~y~0=v_main_~y~0_89} AuxVars[] AssignedVars[] [2021-05-01 06:56:02,225 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:02,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,231 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,235 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,239 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,313 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:02,321 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:02,331 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:56:02,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,345 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:02,346 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:02,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,392 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:02,495 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:56:02,496 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:56:02,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:56:02,497 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:02,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:02,499 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_90 2) 0) (< (mod v_main_~x~0_574 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_574, main_~y~0=v_main_~y~0_90} OutVars{main_~x~0=v_main_~x~0_574, main_~y~0=v_main_~y~0_90} AuxVars[] AssignedVars[] [2021-05-01 06:56:02,500 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:02,501 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,514 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,551 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:02,559 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:02,567 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:02,578 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:02,581 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:02,597 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:02,597 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:02,605 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,609 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,622 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,638 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,643 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,646 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,648 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,649 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:02,904 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:56:02,905 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:56:02,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:56:02,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:02,908 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_91 2) 0)) (< (mod v_main_~x~0_576 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_576, main_~y~0=v_main_~y~0_91} OutVars{main_~x~0=v_main_~x~0_576, main_~y~0=v_main_~y~0_91} AuxVars[] AssignedVars[] [2021-05-01 06:56:02,910 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:02,911 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,918 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:02,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,933 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:02,933 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:02,938 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,950 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,966 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,968 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:02,969 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:02,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:03,000 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:03,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:03,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:03,023 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.2 percent of original size [2021-05-01 06:56:03,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 06:56:03,053 INFO L142 QuantifierPusher]: treesize reduction 58, result has 77.5 percent of original size [2021-05-01 06:56:03,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:56:03,141 INFO L142 QuantifierPusher]: treesize reduction 56, result has 80.4 percent of original size [2021-05-01 06:56:03,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 229 [2021-05-01 06:56:03,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:03,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:03,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:03,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:03,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:03,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:03,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:03,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:56:03,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:56:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:56:03,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,320 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,347 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,408 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,440 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,474 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,553 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,788 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:03,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:03,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,961 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:03,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:04,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,023 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:04,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:04,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,088 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:04,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:04,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:04,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:04,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:04,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:04,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:04,228 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:04,228 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2027193464] [2021-05-01 06:56:04,228 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2027193464] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:04,229 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:04,229 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-01 06:56:04,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660521698] [2021-05-01 06:56:04,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-01 06:56:04,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:04,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-01 06:56:04,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=693, Unknown=0, NotChecked=0, Total=812 [2021-05-01 06:56:04,229 INFO L87 Difference]: Start difference. First operand 95 states and 98 transitions. Second operand has 27 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 25 states have internal predecessors, (47), 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) [2021-05-01 06:56:05,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:05,689 INFO L93 Difference]: Finished difference Result 104 states and 109 transitions. [2021-05-01 06:56:05,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-01 06:56:05,689 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 25 states have internal predecessors, (47), 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 51 [2021-05-01 06:56:05,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:05,690 INFO L225 Difference]: With dead ends: 104 [2021-05-01 06:56:05,690 INFO L226 Difference]: Without dead ends: 97 [2021-05-01 06:56:05,690 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 5 SyntacticMatches, 20 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 398 ImplicationChecksByTransitivity, 1922.8ms TimeCoverageRelationStatistics Valid=283, Invalid=2167, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 06:56:05,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-05-01 06:56:05,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2021-05-01 06:56:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 92 states have (on average 1.0434782608695652) internal successors, (96), 92 states have internal predecessors, (96), 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) [2021-05-01 06:56:05,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 100 transitions. [2021-05-01 06:56:05,703 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 100 transitions. Word has length 51 [2021-05-01 06:56:05,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:05,703 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 100 transitions. [2021-05-01 06:56:05,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 25 states have internal predecessors, (47), 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) [2021-05-01 06:56:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2021-05-01 06:56:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-05-01 06:56:05,709 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:05,709 INFO L519 BasicCegarLoop]: trace histogram [21, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:05,709 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-05-01 06:56:05,709 INFO L428 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:05,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:05,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1505622041, now seen corresponding path program 20 times [2021-05-01 06:56:05,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:05,710 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [464668599] [2021-05-01 06:56:05,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:05,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:05,716 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_600 2) 4294967296) 99) (= (mod v_main_~y~0_92 2) 0)) InVars {main_~x~0=v_main_~x~0_600, main_~y~0=v_main_~y~0_92} OutVars{main_~x~0=v_main_~x~0_600, main_~y~0=v_main_~y~0_92} AuxVars[] AssignedVars[] [2021-05-01 06:56:05,717 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:05,721 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,723 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,726 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,729 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,729 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,766 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:05,776 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:05,805 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:05,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,823 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:05,831 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:05,834 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:05,835 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:05,841 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,845 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,865 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,877 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,887 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:05,973 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:56:05,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:56:05,974 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:05,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:05,976 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_93 2) 0) (< (mod v_main_~x~0_602 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_602, main_~y~0=v_main_~y~0_93} OutVars{main_~x~0=v_main_~x~0_602, main_~y~0=v_main_~y~0_93} AuxVars[] AssignedVars[] [2021-05-01 06:56:05,977 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:05,977 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:05,991 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:06,016 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:06,031 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:06,043 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:06,064 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:06,072 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:06,081 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,082 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:06,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,108 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,129 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,137 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,148 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,153 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,156 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,157 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:06,353 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:56:06,354 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:56:06,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:56:06,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:06,357 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_94 2) 0)) (< (mod v_main_~x~0_604 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_604, main_~y~0=v_main_~y~0_94} OutVars{main_~x~0=v_main_~x~0_604, main_~y~0=v_main_~y~0_94} AuxVars[] AssignedVars[] [2021-05-01 06:56:06,358 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:06,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,367 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,371 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,373 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,374 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,385 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:06,389 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:06,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,394 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:06,397 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,401 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,410 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,415 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:06,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:06,449 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:06,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:06,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:06,480 INFO L142 QuantifierPusher]: treesize reduction 23, result has 86.1 percent of original size [2021-05-01 06:56:06,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-05-01 06:56:06,545 INFO L142 QuantifierPusher]: treesize reduction 110, result has 65.5 percent of original size [2021-05-01 06:56:06,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-05-01 06:56:06,603 INFO L142 QuantifierPusher]: treesize reduction 91, result has 75.1 percent of original size [2021-05-01 06:56:06,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 274 [2021-05-01 06:56:06,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:06,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:06,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:06,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:06,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:06,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:06,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:06,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-05-01 06:56:06,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-05-01 06:56:06,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:56:06,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:06,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,804 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:06,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:06,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:06,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,878 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:06,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:06,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:06,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,966 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:06,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:06,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:06,999 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:07,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,152 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,242 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:07,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,383 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:07,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:07,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:07,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:07,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:07,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:07,545 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:07,545 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [464668599] [2021-05-01 06:56:07,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [464668599] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:07,546 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:07,546 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-05-01 06:56:07,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616108291] [2021-05-01 06:56:07,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-01 06:56:07,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:07,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-01 06:56:07,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=766, Unknown=0, NotChecked=0, Total=870 [2021-05-01 06:56:07,548 INFO L87 Difference]: Start difference. First operand 97 states and 100 transitions. Second operand has 28 states, 27 states have (on average 1.8148148148148149) internal successors, (49), 26 states have internal predecessors, (49), 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) [2021-05-01 06:56:08,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:08,846 INFO L93 Difference]: Finished difference Result 106 states and 111 transitions. [2021-05-01 06:56:08,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-01 06:56:08,847 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 1.8148148148148149) internal successors, (49), 26 states have internal predecessors, (49), 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 53 [2021-05-01 06:56:08,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:08,848 INFO L225 Difference]: With dead ends: 106 [2021-05-01 06:56:08,848 INFO L226 Difference]: Without dead ends: 99 [2021-05-01 06:56:08,848 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 5 SyntacticMatches, 21 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 428 ImplicationChecksByTransitivity, 1689.8ms TimeCoverageRelationStatistics Valid=256, Invalid=2396, Unknown=0, NotChecked=0, Total=2652 [2021-05-01 06:56:08,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-05-01 06:56:08,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2021-05-01 06:56:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 94 states have (on average 1.0425531914893618) internal successors, (98), 94 states have internal predecessors, (98), 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) [2021-05-01 06:56:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 102 transitions. [2021-05-01 06:56:08,871 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 102 transitions. Word has length 53 [2021-05-01 06:56:08,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:08,871 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 102 transitions. [2021-05-01 06:56:08,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 27 states have (on average 1.8148148148148149) internal successors, (49), 26 states have internal predecessors, (49), 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) [2021-05-01 06:56:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 102 transitions. [2021-05-01 06:56:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-01 06:56:08,871 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:08,871 INFO L519 BasicCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:08,872 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-05-01 06:56:08,873 INFO L428 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:08,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:08,873 INFO L82 PathProgramCache]: Analyzing trace with hash -2121974854, now seen corresponding path program 16 times [2021-05-01 06:56:08,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:08,873 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [691659290] [2021-05-01 06:56:08,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:08,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:08,880 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_95 2) 0)) (< (mod (+ v_main_~x~0_629 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_629, main_~y~0=v_main_~y~0_95} OutVars{main_~x~0=v_main_~x~0_629, main_~y~0=v_main_~y~0_95} AuxVars[] AssignedVars[] [2021-05-01 06:56:08,881 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:56:08,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,896 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,899 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,914 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:56:08,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,925 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:08,926 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:56:08,929 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,939 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,953 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,954 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:56:08,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:56:08,993 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:08,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:08,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:08,995 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_631 4294967296) 99) (not (= (mod v_main_~y~0_96 2) 0))) InVars {main_~x~0=v_main_~x~0_631, main_~y~0=v_main_~y~0_96} OutVars{main_~x~0=v_main_~x~0_631, main_~y~0=v_main_~y~0_96} AuxVars[] AssignedVars[] [2021-05-01 06:56:08,997 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:08,998 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,004 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,012 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:09,018 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:09,019 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:09,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,051 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,062 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,064 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,065 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:09,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:09,099 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:09,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:09,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:09,140 INFO L142 QuantifierPusher]: treesize reduction 36, result has 78.8 percent of original size [2021-05-01 06:56:09,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-05-01 06:56:09,185 INFO L142 QuantifierPusher]: treesize reduction 44, result has 75.0 percent of original size [2021-05-01 06:56:09,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-05-01 06:56:09,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:09,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:09,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:09,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:09,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:09,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:09,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,278 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:56:09,335 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:56:09,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:09,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,339 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:09,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,428 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:09,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,461 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:09,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,536 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:09,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,619 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:09,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,783 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:09,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:09,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:09,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:09,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,015 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:10,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,072 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:10,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:10,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:10,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,276 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:10,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,341 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:10,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:10,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,417 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:10,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:10,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:10,453 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:10,453 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [691659290] [2021-05-01 06:56:10,453 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [691659290] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:10,453 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:10,453 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-01 06:56:10,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182619188] [2021-05-01 06:56:10,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-01 06:56:10,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:10,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-01 06:56:10,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2021-05-01 06:56:10,454 INFO L87 Difference]: Start difference. First operand 99 states and 102 transitions. Second operand has 30 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 28 states have internal predecessors, (51), 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) [2021-05-01 06:56:12,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:12,005 INFO L93 Difference]: Finished difference Result 113 states and 121 transitions. [2021-05-01 06:56:12,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-01 06:56:12,006 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 28 states have internal predecessors, (51), 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 55 [2021-05-01 06:56:12,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:12,006 INFO L225 Difference]: With dead ends: 113 [2021-05-01 06:56:12,006 INFO L226 Difference]: Without dead ends: 103 [2021-05-01 06:56:12,007 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 4 SyntacticMatches, 22 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 2111.5ms TimeCoverageRelationStatistics Valid=249, Invalid=2943, Unknown=0, NotChecked=0, Total=3192 [2021-05-01 06:56:12,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-05-01 06:56:12,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 102. [2021-05-01 06:56:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 97 states have (on average 1.041237113402062) internal successors, (101), 97 states have internal predecessors, (101), 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) [2021-05-01 06:56:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 105 transitions. [2021-05-01 06:56:12,017 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 105 transitions. Word has length 55 [2021-05-01 06:56:12,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:12,018 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 105 transitions. [2021-05-01 06:56:12,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 28 states have internal predecessors, (51), 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) [2021-05-01 06:56:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2021-05-01 06:56:12,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-01 06:56:12,018 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:12,018 INFO L519 BasicCegarLoop]: trace histogram [22, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:12,018 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-05-01 06:56:12,018 INFO L428 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:12,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:12,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1885198812, now seen corresponding path program 21 times [2021-05-01 06:56:12,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:12,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1831098718] [2021-05-01 06:56:12,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:12,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:12,023 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_97 2) 0) (< (mod (+ v_main_~x~0_656 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_656, main_~y~0=v_main_~y~0_97} OutVars{main_~x~0=v_main_~x~0_656, main_~y~0=v_main_~y~0_97} AuxVars[] AssignedVars[] [2021-05-01 06:56:12,024 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:12,025 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,061 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:12,070 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:12,109 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:12,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,133 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:56:12,133 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:12,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,147 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,165 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,172 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,177 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,193 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,195 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,197 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:12,280 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:56:12,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:56:12,281 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:12,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:12,282 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_98 2) 0) (< (mod v_main_~x~0_658 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_658, main_~y~0=v_main_~y~0_98} OutVars{main_~x~0=v_main_~x~0_658, main_~y~0=v_main_~y~0_98} AuxVars[] AssignedVars[] [2021-05-01 06:56:12,284 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:12,287 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,290 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,299 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,300 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,362 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:12,470 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-05-01 06:56:12,470 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,478 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:12,623 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 1 [2021-05-01 06:56:12,623 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:12,631 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:12,702 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:12,710 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:12,711 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:12,733 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,750 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,802 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:12,892 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:56:12,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:56:12,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:12,895 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_660 4294967296) 99) (not (= (mod v_main_~y~0_99 2) 0))) InVars {main_~x~0=v_main_~x~0_660, main_~y~0=v_main_~y~0_99} OutVars{main_~x~0=v_main_~x~0_660, main_~y~0=v_main_~y~0_99} AuxVars[] AssignedVars[] [2021-05-01 06:56:12,896 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:12,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,912 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,923 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:12,931 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:12,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,936 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:12,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,948 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,951 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,959 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,959 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:12,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:12,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:12,997 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:13,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:13,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:13,029 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.2 percent of original size [2021-05-01 06:56:13,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 06:56:13,062 INFO L142 QuantifierPusher]: treesize reduction 82, result has 67.8 percent of original size [2021-05-01 06:56:13,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-05-01 06:56:13,133 INFO L142 QuantifierPusher]: treesize reduction 89, result has 65.6 percent of original size [2021-05-01 06:56:13,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-05-01 06:56:13,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:13,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:13,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:13,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:13,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:13,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:13,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:13,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:56:13,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-05-01 06:56:13,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:56:13,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,302 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:13,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,357 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,387 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,417 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:13,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:13,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:13,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,564 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,613 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,656 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,701 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:13,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:13,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,825 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,922 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:13,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:13,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:13,973 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:14,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:14,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,026 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:14,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:14,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:14,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:14,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,156 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:14,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:14,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:14,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:14,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:14,228 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:14,228 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1831098718] [2021-05-01 06:56:14,228 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1831098718] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:14,228 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:14,229 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-05-01 06:56:14,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289250896] [2021-05-01 06:56:14,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-01 06:56:14,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:14,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-01 06:56:14,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=801, Unknown=0, NotChecked=0, Total=930 [2021-05-01 06:56:14,230 INFO L87 Difference]: Start difference. First operand 102 states and 105 transitions. Second operand has 29 states, 28 states have (on average 1.8214285714285714) internal successors, (51), 27 states have internal predecessors, (51), 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) [2021-05-01 06:56:15,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:15,861 INFO L93 Difference]: Finished difference Result 111 states and 116 transitions. [2021-05-01 06:56:15,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-01 06:56:15,862 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 1.8214285714285714) internal successors, (51), 27 states have internal predecessors, (51), 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 55 [2021-05-01 06:56:15,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:15,863 INFO L225 Difference]: With dead ends: 111 [2021-05-01 06:56:15,863 INFO L226 Difference]: Without dead ends: 104 [2021-05-01 06:56:15,864 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 5 SyntacticMatches, 22 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 2007.7ms TimeCoverageRelationStatistics Valid=309, Invalid=2553, Unknown=0, NotChecked=0, Total=2862 [2021-05-01 06:56:15,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-05-01 06:56:15,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-05-01 06:56:15,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 99 states have (on average 1.0404040404040404) internal successors, (103), 99 states have internal predecessors, (103), 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) [2021-05-01 06:56:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 107 transitions. [2021-05-01 06:56:15,875 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 107 transitions. Word has length 55 [2021-05-01 06:56:15,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:15,876 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 107 transitions. [2021-05-01 06:56:15,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 28 states have (on average 1.8214285714285714) internal successors, (51), 27 states have internal predecessors, (51), 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) [2021-05-01 06:56:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2021-05-01 06:56:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-05-01 06:56:15,876 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:15,876 INFO L519 BasicCegarLoop]: trace histogram [23, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:15,876 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-05-01 06:56:15,876 INFO L428 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:15,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:15,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1586255583, now seen corresponding path program 22 times [2021-05-01 06:56:15,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:15,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [33081628] [2021-05-01 06:56:15,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:15,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:15,890 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_100 2) 0) (< (mod (+ v_main_~x~0_686 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_686, main_~y~0=v_main_~y~0_100} OutVars{main_~x~0=v_main_~x~0_686, main_~y~0=v_main_~y~0_100} AuxVars[] AssignedVars[] [2021-05-01 06:56:15,893 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:15,896 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,899 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,906 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,942 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:15,952 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:15,960 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:15,964 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:15,991 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:15,992 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:15,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,000 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,024 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,032 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:16,125 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:56:16,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:56:16,126 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:16,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:16,128 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_101 2) 0) (< (mod v_main_~x~0_688 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_688, main_~y~0=v_main_~y~0_101} OutVars{main_~x~0=v_main_~x~0_688, main_~y~0=v_main_~y~0_101} AuxVars[] AssignedVars[] [2021-05-01 06:56:16,132 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:16,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,138 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,145 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,180 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:16,194 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:16,200 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,219 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:16,311 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:16,312 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:16,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,365 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,374 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,375 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:16,480 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:56:16,481 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:56:16,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:56:16,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:16,485 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_102 2) 0)) (< (mod v_main_~x~0_690 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_690, main_~y~0=v_main_~y~0_102} OutVars{main_~x~0=v_main_~x~0_690, main_~y~0=v_main_~y~0_102} AuxVars[] AssignedVars[] [2021-05-01 06:56:16,486 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:16,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,504 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,511 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:16,517 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:16,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,522 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:16,527 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,532 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,538 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,547 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:16,657 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 06:56:16,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:16,660 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:16,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:16,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:16,686 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.8 percent of original size [2021-05-01 06:56:16,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 06:56:16,727 INFO L142 QuantifierPusher]: treesize reduction 70, result has 68.0 percent of original size [2021-05-01 06:56:16,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-05-01 06:56:16,798 INFO L142 QuantifierPusher]: treesize reduction 71, result has 72.8 percent of original size [2021-05-01 06:56:16,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-05-01 06:56:16,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:16,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:16,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:16,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:16,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:16,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:16,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:16,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:16,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-05-01 06:56:16,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-05-01 06:56:17,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:56:17,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,026 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,091 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,252 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,351 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,460 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,581 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,648 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:17,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:17,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,929 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:17,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:17,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:18,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,007 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:18,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:18,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,082 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:18,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:18,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,165 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:18,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:18,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:18,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:18,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:18,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:18,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:18,339 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:18,339 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [33081628] [2021-05-01 06:56:18,339 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [33081628] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:18,339 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:18,340 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-01 06:56:18,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125395685] [2021-05-01 06:56:18,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-01 06:56:18,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:18,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-01 06:56:18,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=858, Unknown=0, NotChecked=0, Total=992 [2021-05-01 06:56:18,340 INFO L87 Difference]: Start difference. First operand 104 states and 107 transitions. Second operand has 30 states, 29 states have (on average 1.8275862068965518) internal successors, (53), 28 states have internal predecessors, (53), 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) [2021-05-01 06:56:20,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:20,423 INFO L93 Difference]: Finished difference Result 115 states and 121 transitions. [2021-05-01 06:56:20,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 06:56:20,425 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 1.8275862068965518) internal successors, (53), 28 states have internal predecessors, (53), 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 57 [2021-05-01 06:56:20,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:20,425 INFO L225 Difference]: With dead ends: 115 [2021-05-01 06:56:20,425 INFO L226 Difference]: Without dead ends: 108 [2021-05-01 06:56:20,426 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 5 SyntacticMatches, 23 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491 ImplicationChecksByTransitivity, 2667.1ms TimeCoverageRelationStatistics Valid=322, Invalid=2758, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 06:56:20,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-05-01 06:56:20,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 106. [2021-05-01 06:56:20,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 101 states have (on average 1.0396039603960396) internal successors, (105), 101 states have internal predecessors, (105), 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) [2021-05-01 06:56:20,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 109 transitions. [2021-05-01 06:56:20,437 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 109 transitions. Word has length 57 [2021-05-01 06:56:20,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:20,437 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 109 transitions. [2021-05-01 06:56:20,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 29 states have (on average 1.8275862068965518) internal successors, (53), 28 states have internal predecessors, (53), 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) [2021-05-01 06:56:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2021-05-01 06:56:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-05-01 06:56:20,437 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:20,438 INFO L519 BasicCegarLoop]: trace histogram [24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:20,438 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-05-01 06:56:20,438 INFO L428 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:20,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:20,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1244137616, now seen corresponding path program 17 times [2021-05-01 06:56:20,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:20,438 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2136934492] [2021-05-01 06:56:20,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:20,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:20,444 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_717 1) 4294967296) 99) (not (= (mod v_main_~y~0_103 2) 0))) InVars {main_~x~0=v_main_~x~0_717, main_~y~0=v_main_~y~0_103} OutVars{main_~x~0=v_main_~x~0_717, main_~y~0=v_main_~y~0_103} AuxVars[] AssignedVars[] [2021-05-01 06:56:20,445 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:56:20,446 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,452 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:20,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,459 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:56:20,459 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:56:20,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,470 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,477 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,482 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,484 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,488 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:56:20,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:56:20,517 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:20,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:20,519 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_719 4294967296) 99) (not (= (mod v_main_~y~0_104 2) 0))) InVars {main_~x~0=v_main_~x~0_719, main_~y~0=v_main_~y~0_104} OutVars{main_~x~0=v_main_~x~0_719, main_~y~0=v_main_~y~0_104} AuxVars[] AssignedVars[] [2021-05-01 06:56:20,521 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:20,522 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,533 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:20,537 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:20,540 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,541 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:20,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,547 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,556 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,559 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,561 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,570 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:20,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:20,619 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:20,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:20,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:20,650 INFO L142 QuantifierPusher]: treesize reduction 32, result has 71.2 percent of original size [2021-05-01 06:56:20,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 06:56:20,682 INFO L142 QuantifierPusher]: treesize reduction 57, result has 62.3 percent of original size [2021-05-01 06:56:20,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 06:56:20,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:20,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:20,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:20,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:20,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:20,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:20,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,767 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:56:20,818 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:56:20,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:20,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,821 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:20,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:20,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,843 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:20,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:20,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:20,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:20,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:20,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:20,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:20,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:20,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,950 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:20,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:20,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,979 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:20,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:20,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,048 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,164 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,247 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,288 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,337 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,381 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,482 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,590 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:21,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,772 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:21,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:21,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:21,801 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:21,801 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2136934492] [2021-05-01 06:56:21,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2136934492] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:21,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:21,801 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-05-01 06:56:21,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593051280] [2021-05-01 06:56:21,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-01 06:56:21,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:21,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-01 06:56:21,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=953, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 06:56:21,802 INFO L87 Difference]: Start difference. First operand 106 states and 109 transitions. Second operand has 32 states, 31 states have (on average 1.7741935483870968) internal successors, (55), 30 states have internal predecessors, (55), 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) [2021-05-01 06:56:23,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:23,542 INFO L93 Difference]: Finished difference Result 121 states and 130 transitions. [2021-05-01 06:56:23,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 06:56:23,543 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 1.7741935483870968) internal successors, (55), 30 states have internal predecessors, (55), 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 59 [2021-05-01 06:56:23,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:23,544 INFO L225 Difference]: With dead ends: 121 [2021-05-01 06:56:23,544 INFO L226 Difference]: Without dead ends: 111 [2021-05-01 06:56:23,544 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 4 SyntacticMatches, 24 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 832 ImplicationChecksByTransitivity, 2063.5ms TimeCoverageRelationStatistics Valid=268, Invalid=3392, Unknown=0, NotChecked=0, Total=3660 [2021-05-01 06:56:23,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-05-01 06:56:23,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2021-05-01 06:56:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 106 states have (on average 1.0377358490566038) internal successors, (110), 106 states have internal predecessors, (110), 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) [2021-05-01 06:56:23,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 114 transitions. [2021-05-01 06:56:23,560 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 114 transitions. Word has length 59 [2021-05-01 06:56:23,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:23,564 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 114 transitions. [2021-05-01 06:56:23,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 31 states have (on average 1.7741935483870968) internal successors, (55), 30 states have internal predecessors, (55), 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) [2021-05-01 06:56:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 114 transitions. [2021-05-01 06:56:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-05-01 06:56:23,564 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:23,564 INFO L519 BasicCegarLoop]: trace histogram [24, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:23,564 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-05-01 06:56:23,564 INFO L428 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:23,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:23,565 INFO L82 PathProgramCache]: Analyzing trace with hash -2064621346, now seen corresponding path program 23 times [2021-05-01 06:56:23,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:23,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1933064255] [2021-05-01 06:56:23,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:23,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:23,588 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_746 2) 4294967296) 99) (= (mod v_main_~y~0_105 2) 0)) InVars {main_~x~0=v_main_~x~0_746, main_~y~0=v_main_~y~0_105} OutVars{main_~x~0=v_main_~x~0_746, main_~y~0=v_main_~y~0_105} AuxVars[] AssignedVars[] [2021-05-01 06:56:23,590 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:23,591 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,610 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:23,647 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:23,664 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:23,672 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:23,687 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,708 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:23,734 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:23,735 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:23,747 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,754 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,781 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,791 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,804 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,805 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:23,881 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:56:23,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:56:23,882 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:23,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:23,884 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_106 2) 0) (< (mod v_main_~x~0_748 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_748, main_~y~0=v_main_~y~0_106} OutVars{main_~x~0=v_main_~x~0_748, main_~y~0=v_main_~y~0_106} AuxVars[] AssignedVars[] [2021-05-01 06:56:23,886 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:23,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,894 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,898 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,908 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:23,956 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:23,991 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:24,030 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:56:24,036 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:24,037 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:24,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,074 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,089 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:24,209 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:56:24,211 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:56:24,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:56:24,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:24,213 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= 0 (mod v_main_~y~0_107 2))) (< (mod v_main_~x~0_750 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_750, main_~y~0=v_main_~y~0_107} OutVars{main_~x~0=v_main_~x~0_750, main_~y~0=v_main_~y~0_107} AuxVars[] AssignedVars[] [2021-05-01 06:56:24,215 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:24,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,227 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,230 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,239 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:24,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,249 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:24,249 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:24,252 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,272 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:24,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:24,302 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:24,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:24,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:24,331 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.9 percent of original size [2021-05-01 06:56:24,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-05-01 06:56:24,393 INFO L142 QuantifierPusher]: treesize reduction 82, result has 72.1 percent of original size [2021-05-01 06:56:24,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-05-01 06:56:24,571 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 36 [2021-05-01 06:56:24,575 INFO L142 QuantifierPusher]: treesize reduction 92, result has 70.8 percent of original size [2021-05-01 06:56:24,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 223 [2021-05-01 06:56:24,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:24,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:24,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:24,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:24,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:24,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:24,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:24,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:24,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:56:24,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 06:56:24,966 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-05-01 06:56:25,127 INFO L142 QuantifierPusher]: treesize reduction 35, result has 81.2 percent of original size [2021-05-01 06:56:25,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:25,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-05-01 06:56:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-05-01 06:56:25,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,144 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:25,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:25,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,251 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,294 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,336 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,388 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,435 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,485 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,540 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:25,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,659 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,725 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,783 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,855 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:25,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:25,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:25,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:25,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,003 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:26,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,085 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:26,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,162 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:26,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:26,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,325 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:26,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,418 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:26,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:26,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:26,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:26,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:26,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:26,603 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:26,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1933064255] [2021-05-01 06:56:26,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1933064255] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:26,603 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:26,603 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-05-01 06:56:26,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514296583] [2021-05-01 06:56:26,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-01 06:56:26,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:26,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-01 06:56:26,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=917, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 06:56:26,604 INFO L87 Difference]: Start difference. First operand 111 states and 114 transitions. Second operand has 31 states, 30 states have (on average 1.8333333333333333) internal successors, (55), 29 states have internal predecessors, (55), 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) [2021-05-01 06:56:28,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:28,935 INFO L93 Difference]: Finished difference Result 120 states and 125 transitions. [2021-05-01 06:56:28,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-01 06:56:28,936 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 1.8333333333333333) internal successors, (55), 29 states have internal predecessors, (55), 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 59 [2021-05-01 06:56:28,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:28,936 INFO L225 Difference]: With dead ends: 120 [2021-05-01 06:56:28,937 INFO L226 Difference]: Without dead ends: 113 [2021-05-01 06:56:28,937 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 5 SyntacticMatches, 24 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 3175.3ms TimeCoverageRelationStatistics Valid=335, Invalid=2971, Unknown=0, NotChecked=0, Total=3306 [2021-05-01 06:56:28,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-05-01 06:56:28,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-05-01 06:56:28,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 108 states have (on average 1.037037037037037) internal successors, (112), 108 states have internal predecessors, (112), 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) [2021-05-01 06:56:28,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 116 transitions. [2021-05-01 06:56:28,949 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 116 transitions. Word has length 59 [2021-05-01 06:56:28,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:28,949 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 116 transitions. [2021-05-01 06:56:28,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.8333333333333333) internal successors, (55), 29 states have internal predecessors, (55), 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) [2021-05-01 06:56:28,949 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2021-05-01 06:56:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-05-01 06:56:28,949 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:28,949 INFO L519 BasicCegarLoop]: trace histogram [25, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:28,949 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-05-01 06:56:28,950 INFO L428 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:28,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:28,950 INFO L82 PathProgramCache]: Analyzing trace with hash 2082348379, now seen corresponding path program 24 times [2021-05-01 06:56:28,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:28,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1582274117] [2021-05-01 06:56:28,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:28,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:28,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:28,957 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_108 2) 0) (< (mod (+ v_main_~x~0_778 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_778, main_~y~0=v_main_~y~0_108} OutVars{main_~x~0=v_main_~x~0_778, main_~y~0=v_main_~y~0_108} AuxVars[] AssignedVars[] [2021-05-01 06:56:28,959 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:28,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:28,967 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:28,970 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:28,973 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:28,975 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:28,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,039 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:29,058 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:29,070 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:29,086 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:29,091 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:29,098 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:29,099 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:29,106 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,117 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,129 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,137 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,153 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:29,245 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:56:29,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:56:29,246 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:29,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:29,249 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_780 4294967296) 99) (= (mod v_main_~y~0_109 2) 0)) InVars {main_~x~0=v_main_~x~0_780, main_~y~0=v_main_~y~0_109} OutVars{main_~x~0=v_main_~x~0_780, main_~y~0=v_main_~y~0_109} AuxVars[] AssignedVars[] [2021-05-01 06:56:29,251 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:29,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,260 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,268 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,283 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:29,316 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:29,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,340 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:29,350 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:56:29,351 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:29,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,371 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,410 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,411 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:29,540 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:56:29,542 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:56:29,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:56:29,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:29,546 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_782 4294967296) 99) (not (= (mod v_main_~y~0_110 2) 0))) InVars {main_~x~0=v_main_~x~0_782, main_~y~0=v_main_~y~0_110} OutVars{main_~x~0=v_main_~x~0_782, main_~y~0=v_main_~y~0_110} AuxVars[] AssignedVars[] [2021-05-01 06:56:29,548 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:29,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,555 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,566 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,567 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,577 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:29,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,589 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:29,590 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:29,596 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,600 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,607 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,612 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,617 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,617 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:29,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:29,675 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:29,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:29,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:29,707 INFO L142 QuantifierPusher]: treesize reduction 61, result has 65.3 percent of original size [2021-05-01 06:56:29,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-05-01 06:56:29,775 INFO L142 QuantifierPusher]: treesize reduction 202, result has 56.3 percent of original size [2021-05-01 06:56:29,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 260 [2021-05-01 06:56:29,850 INFO L142 QuantifierPusher]: treesize reduction 231, result has 54.2 percent of original size [2021-05-01 06:56:29,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 273 [2021-05-01 06:56:29,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:29,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:29,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:29,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:29,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:29,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:29,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:29,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-05-01 06:56:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-05-01 06:56:30,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:56:30,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,017 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,039 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,064 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,091 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,289 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,378 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,514 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,803 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:30,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:30,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:30,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:30,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:31,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:31,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:31,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:31,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:31,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:31,080 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:31,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:31,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:31,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:31,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:31,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:31,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:31,155 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:31,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1582274117] [2021-05-01 06:56:31,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1582274117] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:31,155 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:31,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-05-01 06:56:31,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137289174] [2021-05-01 06:56:31,156 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-01 06:56:31,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:31,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-01 06:56:31,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=978, Unknown=0, NotChecked=0, Total=1122 [2021-05-01 06:56:31,156 INFO L87 Difference]: Start difference. First operand 113 states and 116 transitions. Second operand has 32 states, 31 states have (on average 1.8387096774193548) internal successors, (57), 30 states have internal predecessors, (57), 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) [2021-05-01 06:56:33,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:33,403 INFO L93 Difference]: Finished difference Result 122 states and 127 transitions. [2021-05-01 06:56:33,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-01 06:56:33,403 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 1.8387096774193548) internal successors, (57), 30 states have internal predecessors, (57), 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 61 [2021-05-01 06:56:33,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:33,404 INFO L225 Difference]: With dead ends: 122 [2021-05-01 06:56:33,404 INFO L226 Difference]: Without dead ends: 115 [2021-05-01 06:56:33,404 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 5 SyntacticMatches, 25 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 558 ImplicationChecksByTransitivity, 2479.9ms TimeCoverageRelationStatistics Valid=348, Invalid=3192, Unknown=0, NotChecked=0, Total=3540 [2021-05-01 06:56:33,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-05-01 06:56:33,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2021-05-01 06:56:33,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 110 states have (on average 1.0363636363636364) internal successors, (114), 110 states have internal predecessors, (114), 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) [2021-05-01 06:56:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 118 transitions. [2021-05-01 06:56:33,417 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 118 transitions. Word has length 61 [2021-05-01 06:56:33,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:33,417 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 118 transitions. [2021-05-01 06:56:33,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 31 states have (on average 1.8387096774193548) internal successors, (57), 30 states have internal predecessors, (57), 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) [2021-05-01 06:56:33,417 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2021-05-01 06:56:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-05-01 06:56:33,418 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:33,418 INFO L519 BasicCegarLoop]: trace histogram [26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:33,418 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-05-01 06:56:33,418 INFO L428 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:33,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:33,418 INFO L82 PathProgramCache]: Analyzing trace with hash -967186394, now seen corresponding path program 18 times [2021-05-01 06:56:33,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:33,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1910327917] [2021-05-01 06:56:33,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:33,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:33,425 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_111 2) 0)) (< (mod (+ v_main_~x~0_811 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_811, main_~y~0=v_main_~y~0_111} OutVars{main_~x~0=v_main_~x~0_811, main_~y~0=v_main_~y~0_111} AuxVars[] AssignedVars[] [2021-05-01 06:56:33,427 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:56:33,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,447 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,448 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,455 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:56:33,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,468 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:33,469 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:56:33,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,492 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,498 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:56:33,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:56:33,539 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:33,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:33,542 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_813 4294967296) 99) (not (= (mod v_main_~y~0_112 2) 0))) InVars {main_~x~0=v_main_~x~0_813, main_~y~0=v_main_~y~0_112} OutVars{main_~x~0=v_main_~x~0_813, main_~y~0=v_main_~y~0_112} AuxVars[] AssignedVars[] [2021-05-01 06:56:33,543 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:33,544 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,551 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:33,557 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,564 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:33,565 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:33,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,588 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,598 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,602 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,606 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,609 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,616 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,617 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:33,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:33,660 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:33,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:33,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:33,679 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.3 percent of original size [2021-05-01 06:56:33,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-05-01 06:56:33,766 INFO L142 QuantifierPusher]: treesize reduction 21, result has 90.5 percent of original size [2021-05-01 06:56:33,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:56:33,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:33,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:33,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:33,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:33,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:33,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:33,915 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:56:34,000 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:56:34,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:34,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,044 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:34,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,183 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:34,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,238 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:34,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,579 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:34,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:34,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:34,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:35,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:35,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:35,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:35,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,353 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:35,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:35,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,562 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:35,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,675 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:35,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:35,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:35,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,901 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:35,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:35,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:36,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:36,024 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:36,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:36,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:36,086 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:36,087 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1910327917] [2021-05-01 06:56:36,087 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1910327917] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:36,087 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:36,087 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-05-01 06:56:36,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120921896] [2021-05-01 06:56:36,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-01 06:56:36,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:36,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-01 06:56:36,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2021-05-01 06:56:36,088 INFO L87 Difference]: Start difference. First operand 115 states and 118 transitions. Second operand has 34 states, 33 states have (on average 1.7878787878787878) internal successors, (59), 32 states have internal predecessors, (59), 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) [2021-05-01 06:56:38,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:38,552 INFO L93 Difference]: Finished difference Result 124 states and 130 transitions. [2021-05-01 06:56:38,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-01 06:56:38,553 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 1.7878787878787878) internal successors, (59), 32 states have internal predecessors, (59), 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 63 [2021-05-01 06:56:38,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:38,554 INFO L225 Difference]: With dead ends: 124 [2021-05-01 06:56:38,554 INFO L226 Difference]: Without dead ends: 117 [2021-05-01 06:56:38,554 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 4 SyntacticMatches, 26 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 462 ImplicationChecksByTransitivity, 3518.3ms TimeCoverageRelationStatistics Valid=233, Invalid=3549, Unknown=0, NotChecked=0, Total=3782 [2021-05-01 06:56:38,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-05-01 06:56:38,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2021-05-01 06:56:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 112 states have (on average 1.0357142857142858) internal successors, (116), 112 states have internal predecessors, (116), 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) [2021-05-01 06:56:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 120 transitions. [2021-05-01 06:56:38,575 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 120 transitions. Word has length 63 [2021-05-01 06:56:38,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:38,575 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 120 transitions. [2021-05-01 06:56:38,575 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 33 states have (on average 1.7878787878787878) internal successors, (59), 32 states have internal predecessors, (59), 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) [2021-05-01 06:56:38,575 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 120 transitions. [2021-05-01 06:56:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-05-01 06:56:38,575 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:38,575 INFO L519 BasicCegarLoop]: trace histogram [26, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:38,576 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-05-01 06:56:38,576 INFO L428 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:38,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:38,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1590603416, now seen corresponding path program 25 times [2021-05-01 06:56:38,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:38,576 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [86485391] [2021-05-01 06:56:38,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:38,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:38,584 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= 0 (mod v_main_~y~0_113 2)) (< (mod (+ v_main_~x~0_842 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_842, main_~y~0=v_main_~y~0_113} OutVars{main_~x~0=v_main_~x~0_842, main_~y~0=v_main_~y~0_113} AuxVars[] AssignedVars[] [2021-05-01 06:56:38,585 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:38,586 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,597 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:38,607 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,637 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:38,683 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:38,695 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:56:38,695 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:38,699 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,710 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,715 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,727 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,778 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,781 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,785 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,787 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,788 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:38,927 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:56:38,928 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:56:38,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:56:38,929 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:38,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:38,931 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_114 2) 0) (< (mod v_main_~x~0_844 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_844, main_~y~0=v_main_~y~0_114} OutVars{main_~x~0=v_main_~x~0_844, main_~y~0=v_main_~y~0_114} AuxVars[] AssignedVars[] [2021-05-01 06:56:38,932 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:38,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,940 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,948 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:38,959 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:39,011 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:39,019 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:56:39,025 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:39,029 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,029 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:39,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,057 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,064 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,112 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,113 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:39,172 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:56:39,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:56:39,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:39,175 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_846 4294967296) 99) (not (= (mod v_main_~y~0_115 2) 0))) InVars {main_~x~0=v_main_~x~0_846, main_~y~0=v_main_~y~0_115} OutVars{main_~x~0=v_main_~x~0_846, main_~y~0=v_main_~y~0_115} AuxVars[] AssignedVars[] [2021-05-01 06:56:39,176 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:39,177 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,183 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:39,188 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:39,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,193 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:39,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,201 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,204 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,214 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,216 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,227 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,227 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:39,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:39,258 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:39,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:39,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:39,294 INFO L142 QuantifierPusher]: treesize reduction 6, result has 93.5 percent of original size [2021-05-01 06:56:39,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:56:39,334 INFO L142 QuantifierPusher]: treesize reduction 68, result has 73.0 percent of original size [2021-05-01 06:56:39,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2021-05-01 06:56:39,407 INFO L142 QuantifierPusher]: treesize reduction 75, result has 70.9 percent of original size [2021-05-01 06:56:39,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-05-01 06:56:39,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:39,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:39,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:39,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:39,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:39,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:39,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:39,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:39,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:56:39,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:56:39,612 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-05-01 06:56:39,689 INFO L142 QuantifierPusher]: treesize reduction 35, result has 81.1 percent of original size [2021-05-01 06:56:39,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:39,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 06:56:39,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-05-01 06:56:39,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:39,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,728 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:39,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:39,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,791 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:39,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:39,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:39,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,900 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:39,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,944 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:39,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:39,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:39,996 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,043 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,140 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,304 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,429 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,783 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,860 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:40,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:40,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:40,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:40,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:41,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:41,019 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:41,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:41,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:41,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:41,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:41,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:41,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:41,107 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:41,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [86485391] [2021-05-01 06:56:41,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [86485391] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:41,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:41,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2021-05-01 06:56:41,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681559569] [2021-05-01 06:56:41,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-01 06:56:41,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:41,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-01 06:56:41,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1041, Unknown=0, NotChecked=0, Total=1190 [2021-05-01 06:56:41,108 INFO L87 Difference]: Start difference. First operand 117 states and 120 transitions. Second operand has 33 states, 32 states have (on average 1.84375) internal successors, (59), 31 states have internal predecessors, (59), 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) [2021-05-01 06:56:43,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:43,333 INFO L93 Difference]: Finished difference Result 126 states and 131 transitions. [2021-05-01 06:56:43,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-01 06:56:43,334 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 1.84375) internal successors, (59), 31 states have internal predecessors, (59), 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 63 [2021-05-01 06:56:43,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:43,335 INFO L225 Difference]: With dead ends: 126 [2021-05-01 06:56:43,335 INFO L226 Difference]: Without dead ends: 119 [2021-05-01 06:56:43,335 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 5 SyntacticMatches, 26 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 593 ImplicationChecksByTransitivity, 2799.5ms TimeCoverageRelationStatistics Valid=361, Invalid=3421, Unknown=0, NotChecked=0, Total=3782 [2021-05-01 06:56:43,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-05-01 06:56:43,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-05-01 06:56:43,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 114 states have (on average 1.0350877192982457) internal successors, (118), 114 states have internal predecessors, (118), 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) [2021-05-01 06:56:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 122 transitions. [2021-05-01 06:56:43,348 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 122 transitions. Word has length 63 [2021-05-01 06:56:43,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:43,348 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 122 transitions. [2021-05-01 06:56:43,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 32 states have (on average 1.84375) internal successors, (59), 31 states have internal predecessors, (59), 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) [2021-05-01 06:56:43,349 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 122 transitions. [2021-05-01 06:56:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-01 06:56:43,349 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:43,349 INFO L519 BasicCegarLoop]: trace histogram [27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:43,349 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-05-01 06:56:43,349 INFO L428 AbstractCegarLoop]: === Iteration 46 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:43,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:43,349 INFO L82 PathProgramCache]: Analyzing trace with hash -653964191, now seen corresponding path program 19 times [2021-05-01 06:56:43,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:43,349 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1417399118] [2021-05-01 06:56:43,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:43,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:43,355 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_876 1) 4294967296) 99) (not (= (mod v_main_~y~0_116 2) 0))) InVars {main_~x~0=v_main_~x~0_876, main_~y~0=v_main_~y~0_116} OutVars{main_~x~0=v_main_~x~0_876, main_~y~0=v_main_~y~0_116} AuxVars[] AssignedVars[] [2021-05-01 06:56:43,356 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:56:43,357 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,363 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,369 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:43,391 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:56:43,392 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:56:43,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,402 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,410 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,429 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:56:43,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:56:43,467 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:43,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:43,469 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_878 4294967296) 99) (not (= (mod v_main_~y~0_117 2) 0))) InVars {main_~x~0=v_main_~x~0_878, main_~y~0=v_main_~y~0_117} OutVars{main_~x~0=v_main_~x~0_878, main_~y~0=v_main_~y~0_117} AuxVars[] AssignedVars[] [2021-05-01 06:56:43,470 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:43,471 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,477 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:43,483 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:43,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,487 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:43,491 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,495 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,509 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,514 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,520 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,522 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,523 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:43,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:43,555 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:43,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:43,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:43,583 INFO L142 QuantifierPusher]: treesize reduction 21, result has 87.3 percent of original size [2021-05-01 06:56:43,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:56:43,673 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.1 percent of original size [2021-05-01 06:56:43,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-05-01 06:56:43,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:43,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:43,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:43,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:43,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:43,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,797 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:56:43,869 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:56:43,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:43,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,875 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:43,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:43,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,905 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:43,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:43,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:43,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:43,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:43,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:43,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,009 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,093 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,173 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,393 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,460 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,583 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,651 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,755 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:44,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:44,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,924 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:44,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:44,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:45,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:45,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,195 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:45,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:45,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,397 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:45,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,527 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:45,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:45,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,633 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:45,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:45,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:45,694 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:45,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1417399118] [2021-05-01 06:56:45,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1417399118] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:45,694 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:45,694 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-05-01 06:56:45,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409154516] [2021-05-01 06:56:45,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-01 06:56:45,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:45,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-01 06:56:45,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1146, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 06:56:45,695 INFO L87 Difference]: Start difference. First operand 119 states and 122 transitions. Second operand has 35 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 33 states have internal predecessors, (61), 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) [2021-05-01 06:56:48,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:48,961 INFO L93 Difference]: Finished difference Result 128 states and 134 transitions. [2021-05-01 06:56:48,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-01 06:56:48,963 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 33 states have internal predecessors, (61), 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 65 [2021-05-01 06:56:48,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:48,964 INFO L225 Difference]: With dead ends: 128 [2021-05-01 06:56:48,964 INFO L226 Difference]: Without dead ends: 121 [2021-05-01 06:56:48,964 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 4 SyntacticMatches, 27 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 886 ImplicationChecksByTransitivity, 3665.0ms TimeCoverageRelationStatistics Valid=288, Invalid=3872, Unknown=0, NotChecked=0, Total=4160 [2021-05-01 06:56:48,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-05-01 06:56:48,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2021-05-01 06:56:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 116 states have (on average 1.0344827586206897) internal successors, (120), 116 states have internal predecessors, (120), 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) [2021-05-01 06:56:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 124 transitions. [2021-05-01 06:56:48,977 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 124 transitions. Word has length 65 [2021-05-01 06:56:48,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:48,977 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 124 transitions. [2021-05-01 06:56:48,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 33 states have internal predecessors, (61), 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) [2021-05-01 06:56:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 124 transitions. [2021-05-01 06:56:48,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-01 06:56:48,978 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:48,978 INFO L519 BasicCegarLoop]: trace histogram [27, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:48,978 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-05-01 06:56:48,978 INFO L428 AbstractCegarLoop]: === Iteration 47 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:48,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:48,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1470096533, now seen corresponding path program 26 times [2021-05-01 06:56:48,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:48,979 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1990113531] [2021-05-01 06:56:48,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:48,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:48,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:56:48,985 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_118 2) 0) (< (mod (+ v_main_~x~0_908 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_908, main_~y~0=v_main_~y~0_118} OutVars{main_~x~0=v_main_~x~0_908, main_~y~0=v_main_~y~0_118} AuxVars[] AssignedVars[] [2021-05-01 06:56:48,986 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:56:48,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:48,993 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:48,998 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,003 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,015 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:49,039 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:56:49,046 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:49,055 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:49,064 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:49,073 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,103 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:49,104 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:56:49,111 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,133 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,162 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,173 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,175 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:56:49,267 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:56:49,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:56:49,268 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:49,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:56:49,271 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_910 4294967296) 99) (= (mod v_main_~y~0_119 2) 0)) InVars {main_~x~0=v_main_~x~0_910, main_~y~0=v_main_~y~0_119} OutVars{main_~x~0=v_main_~x~0_910, main_~y~0=v_main_~y~0_119} AuxVars[] AssignedVars[] [2021-05-01 06:56:49,273 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:56:49,274 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,285 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:49,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,389 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:49,395 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:56:49,405 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:56:49,405 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:56:49,434 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,438 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,462 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,476 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,482 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,483 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:56:49,577 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:56:49,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:56:49,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:49,580 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_120 2) 0)) (< (mod v_main_~x~0_912 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_912, main_~y~0=v_main_~y~0_120} OutVars{main_~x~0=v_main_~x~0_912, main_~y~0=v_main_~y~0_120} AuxVars[] AssignedVars[] [2021-05-01 06:56:49,581 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:49,585 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,590 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,593 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,596 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,597 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,602 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:49,605 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,616 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:49,617 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:49,621 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,630 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,634 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,638 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,639 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:49,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:49,673 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:56:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:49,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:49,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:49,718 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.2 percent of original size [2021-05-01 06:56:49,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-05-01 06:56:49,767 INFO L142 QuantifierPusher]: treesize reduction 63, result has 68.2 percent of original size [2021-05-01 06:56:49,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-05-01 06:56:49,831 INFO L142 QuantifierPusher]: treesize reduction 70, result has 65.2 percent of original size [2021-05-01 06:56:49,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-05-01 06:56:49,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:49,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:49,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:49,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:49,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:49,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:49,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:56:49,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:56:49,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:49,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-05-01 06:56:49,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-05-01 06:56:50,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:56:50,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,077 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,108 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,293 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,385 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,493 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,549 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,676 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,749 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,822 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:50,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:50,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:50,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:50,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:51,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,081 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:51,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:51,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,277 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:56:51,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:51,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:51,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:51,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:51,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:51,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:51,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:51,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:51,815 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:51,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1990113531] [2021-05-01 06:56:51,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1990113531] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:51,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:51,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-05-01 06:56:51,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835128709] [2021-05-01 06:56:51,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-01 06:56:51,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:51,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-01 06:56:51,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 06:56:51,816 INFO L87 Difference]: Start difference. First operand 121 states and 124 transitions. Second operand has 34 states, 33 states have (on average 1.8484848484848484) internal successors, (61), 32 states have internal predecessors, (61), 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) [2021-05-01 06:56:54,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:56:54,698 INFO L93 Difference]: Finished difference Result 130 states and 135 transitions. [2021-05-01 06:56:54,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 06:56:54,699 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 1.8484848484848484) internal successors, (61), 32 states have internal predecessors, (61), 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 65 [2021-05-01 06:56:54,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:56:54,700 INFO L225 Difference]: With dead ends: 130 [2021-05-01 06:56:54,700 INFO L226 Difference]: Without dead ends: 123 [2021-05-01 06:56:54,715 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 5 SyntacticMatches, 27 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 3525.2ms TimeCoverageRelationStatistics Valid=322, Invalid=3710, Unknown=0, NotChecked=0, Total=4032 [2021-05-01 06:56:54,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-05-01 06:56:54,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2021-05-01 06:56:54,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 118 states have (on average 1.0338983050847457) internal successors, (122), 118 states have internal predecessors, (122), 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) [2021-05-01 06:56:54,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 126 transitions. [2021-05-01 06:56:54,757 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 126 transitions. Word has length 65 [2021-05-01 06:56:54,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:56:54,757 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 126 transitions. [2021-05-01 06:56:54,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 33 states have (on average 1.8484848484848484) internal successors, (61), 32 states have internal predecessors, (61), 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) [2021-05-01 06:56:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 126 transitions. [2021-05-01 06:56:54,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-05-01 06:56:54,758 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:56:54,758 INFO L519 BasicCegarLoop]: trace histogram [28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:56:54,758 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-05-01 06:56:54,758 INFO L428 AbstractCegarLoop]: === Iteration 48 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:56:54,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:56:54,758 INFO L82 PathProgramCache]: Analyzing trace with hash -295137828, now seen corresponding path program 20 times [2021-05-01 06:56:54,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:56:54,759 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1782927332] [2021-05-01 06:56:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:56:54,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:56:54,765 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_943 1) 4294967296) 99) (not (= (mod v_main_~y~0_121 2) 0))) InVars {main_~x~0=v_main_~x~0_943, main_~y~0=v_main_~y~0_121} OutVars{main_~x~0=v_main_~x~0_943, main_~y~0=v_main_~y~0_121} AuxVars[] AssignedVars[] [2021-05-01 06:56:54,766 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:56:54,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,774 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,778 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,786 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,793 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,802 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:54,808 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:56:54,809 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:56:54,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,825 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,834 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,835 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:56:54,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:56:54,883 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:54,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:56:54,885 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_945 4294967296) 99) (not (= (mod v_main_~y~0_122 2) 0))) InVars {main_~x~0=v_main_~x~0_945, main_~y~0=v_main_~y~0_122} OutVars{main_~x~0=v_main_~x~0_945, main_~y~0=v_main_~y~0_122} AuxVars[] AssignedVars[] [2021-05-01 06:56:54,887 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:56:54,891 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,894 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,905 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,919 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:56:54,929 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:56:54,930 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:56:54,942 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,948 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,952 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,965 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:54,966 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:56:55,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:56:55,011 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:56:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:55,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:55,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:56:55,029 INFO L142 QuantifierPusher]: treesize reduction 35, result has 77.1 percent of original size [2021-05-01 06:56:55,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-05-01 06:56:55,105 INFO L142 QuantifierPusher]: treesize reduction 44, result has 75.1 percent of original size [2021-05-01 06:56:55,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-05-01 06:56:55,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:55,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:56:55,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:55,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:56:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:56:55,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:55,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:56:55,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,238 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:56:55,333 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:56:55,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:56:55,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,379 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:55,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,420 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:55,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,671 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:55,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,850 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:55,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:55,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:55,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:55,986 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:56,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,065 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:56,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:56,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,220 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:56,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:56,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,378 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:56,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:56,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:56,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:56,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,776 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:56,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,876 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:56,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:56,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:56,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:57,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:57,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,107 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:57,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:57,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:56:57,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:57,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,357 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:57,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:56:57,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,497 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:56:57,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:56:57,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:56:57,558 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:56:57,558 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1782927332] [2021-05-01 06:56:57,558 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1782927332] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:56:57,558 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:56:57,558 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-05-01 06:56:57,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027733142] [2021-05-01 06:56:57,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-01 06:56:57,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:56:57,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-01 06:56:57,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1215, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 06:56:57,559 INFO L87 Difference]: Start difference. First operand 123 states and 126 transitions. Second operand has 36 states, 35 states have (on average 1.8) internal successors, (63), 34 states have internal predecessors, (63), 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) [2021-05-01 06:57:00,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:00,588 INFO L93 Difference]: Finished difference Result 137 states and 145 transitions. [2021-05-01 06:57:00,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-01 06:57:00,589 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 1.8) internal successors, (63), 34 states have internal predecessors, (63), 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 67 [2021-05-01 06:57:00,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:00,590 INFO L225 Difference]: With dead ends: 137 [2021-05-01 06:57:00,590 INFO L226 Difference]: Without dead ends: 127 [2021-05-01 06:57:00,591 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 4 SyntacticMatches, 28 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1080 ImplicationChecksByTransitivity, 3978.3ms TimeCoverageRelationStatistics Valid=306, Invalid=4386, Unknown=0, NotChecked=0, Total=4692 [2021-05-01 06:57:00,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-05-01 06:57:00,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-05-01 06:57:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 122 states have (on average 1.0327868852459017) internal successors, (126), 122 states have internal predecessors, (126), 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) [2021-05-01 06:57:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 130 transitions. [2021-05-01 06:57:00,617 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 130 transitions. Word has length 67 [2021-05-01 06:57:00,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:00,618 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 130 transitions. [2021-05-01 06:57:00,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 35 states have (on average 1.8) internal successors, (63), 34 states have internal predecessors, (63), 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) [2021-05-01 06:57:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2021-05-01 06:57:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-05-01 06:57:00,618 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:00,618 INFO L519 BasicCegarLoop]: trace histogram [28, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:00,618 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-05-01 06:57:00,618 INFO L428 AbstractCegarLoop]: === Iteration 49 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:00,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:00,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1627098962, now seen corresponding path program 27 times [2021-05-01 06:57:00,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:00,619 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1457168296] [2021-05-01 06:57:00,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:00,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:57:00,651 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_976 2) 4294967296) 99) (= (mod v_main_~y~0_123 2) 0)) InVars {main_~x~0=v_main_~x~0_976, main_~y~0=v_main_~y~0_123} OutVars{main_~x~0=v_main_~x~0_976, main_~y~0=v_main_~y~0_123} AuxVars[] AssignedVars[] [2021-05-01 06:57:00,653 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:57:00,656 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,660 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,664 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,666 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,667 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,678 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:00,693 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:00,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,707 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:00,735 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:00,742 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:00,747 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:00,748 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:57:00,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,776 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,787 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,802 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:57:00,864 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:57:00,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:57:00,865 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:00,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:57:00,867 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_978 4294967296) 99) (= (mod v_main_~y~0_124 2) 0)) InVars {main_~x~0=v_main_~x~0_978, main_~y~0=v_main_~y~0_124} OutVars{main_~x~0=v_main_~x~0_978, main_~y~0=v_main_~y~0_124} AuxVars[] AssignedVars[] [2021-05-01 06:57:00,869 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:57:00,873 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,877 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,880 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,884 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,915 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:00,930 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:00,943 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:00,959 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:57:00,960 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:57:00,975 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,993 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:00,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,029 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,030 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:57:01,223 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:57:01,225 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:57:01,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:57:01,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:01,228 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_980 4294967296) 99) (not (= (mod v_main_~y~0_125 2) 0))) InVars {main_~x~0=v_main_~x~0_980, main_~y~0=v_main_~y~0_125} OutVars{main_~x~0=v_main_~x~0_980, main_~y~0=v_main_~y~0_125} AuxVars[] AssignedVars[] [2021-05-01 06:57:01,229 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:01,230 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,237 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,244 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:01,251 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:01,251 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:01,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,262 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,266 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,270 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,281 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,287 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:01,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:01,330 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:57:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:01,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:01,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:01,352 INFO L142 QuantifierPusher]: treesize reduction 7, result has 93.5 percent of original size [2021-05-01 06:57:01,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 06:57:01,405 INFO L142 QuantifierPusher]: treesize reduction 51, result has 80.8 percent of original size [2021-05-01 06:57:01,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-05-01 06:57:01,460 INFO L142 QuantifierPusher]: treesize reduction 51, result has 80.7 percent of original size [2021-05-01 06:57:01,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 213 [2021-05-01 06:57:01,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:01,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:01,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:01,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:01,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:01,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:57:01,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:01,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 06:57:01,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 06:57:01,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:57:01,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:01,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:01,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:01,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:01,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:01,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:01,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:01,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:01,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:01,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:01,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,022 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:02,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:02,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,148 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:02,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,223 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:02,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:02,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,379 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:02,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:02,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:02,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,632 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:02,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:02,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:02,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:02,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,936 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:02,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:02,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,038 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:03,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:03,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:03,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:03,995 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:04,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:04,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:04,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:04,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:04,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:04,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:04,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:04,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:04,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:04,265 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:57:04,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1457168296] [2021-05-01 06:57:04,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1457168296] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:57:04,265 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:57:04,265 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-05-01 06:57:04,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115780269] [2021-05-01 06:57:04,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-01 06:57:04,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:57:04,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-01 06:57:04,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1173, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 06:57:04,266 INFO L87 Difference]: Start difference. First operand 127 states and 130 transitions. Second operand has 35 states, 34 states have (on average 1.8529411764705883) internal successors, (63), 33 states have internal predecessors, (63), 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) [2021-05-01 06:57:08,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:08,013 INFO L93 Difference]: Finished difference Result 136 states and 141 transitions. [2021-05-01 06:57:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-01 06:57:08,014 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 1.8529411764705883) internal successors, (63), 33 states have internal predecessors, (63), 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 67 [2021-05-01 06:57:08,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:08,015 INFO L225 Difference]: With dead ends: 136 [2021-05-01 06:57:08,015 INFO L226 Difference]: Without dead ends: 129 [2021-05-01 06:57:08,016 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 5 SyntacticMatches, 28 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 4588.5ms TimeCoverageRelationStatistics Valid=387, Invalid=3903, Unknown=0, NotChecked=0, Total=4290 [2021-05-01 06:57:08,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-05-01 06:57:08,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-05-01 06:57:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 124 states have (on average 1.032258064516129) internal successors, (128), 124 states have internal predecessors, (128), 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) [2021-05-01 06:57:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 132 transitions. [2021-05-01 06:57:08,029 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 132 transitions. Word has length 67 [2021-05-01 06:57:08,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:08,030 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 132 transitions. [2021-05-01 06:57:08,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 1.8529411764705883) internal successors, (63), 33 states have internal predecessors, (63), 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) [2021-05-01 06:57:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 132 transitions. [2021-05-01 06:57:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-05-01 06:57:08,030 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:08,030 INFO L519 BasicCegarLoop]: trace histogram [29, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:08,030 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-05-01 06:57:08,030 INFO L428 AbstractCegarLoop]: === Iteration 50 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:08,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:08,030 INFO L82 PathProgramCache]: Analyzing trace with hash -2112389425, now seen corresponding path program 28 times [2021-05-01 06:57:08,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:08,031 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1436249261] [2021-05-01 06:57:08,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:08,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:57:08,037 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_126 2) 0) (< (mod (+ v_main_~x~0_1012 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1012, main_~y~0=v_main_~y~0_126} OutVars{main_~x~0=v_main_~x~0_1012, main_~y~0=v_main_~y~0_126} AuxVars[] AssignedVars[] [2021-05-01 06:57:08,038 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:57:08,039 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,064 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:08,070 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:08,118 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:08,133 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,149 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:08,150 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:57:08,163 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,174 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,182 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,200 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,210 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,213 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,216 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,220 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,221 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:57:08,308 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:57:08,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:57:08,310 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:08,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:57:08,313 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_127 2) 0) (< (mod v_main_~x~0_1014 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1014, main_~y~0=v_main_~y~0_127} OutVars{main_~x~0=v_main_~x~0_1014, main_~y~0=v_main_~y~0_127} AuxVars[] AssignedVars[] [2021-05-01 06:57:08,315 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:57:08,317 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,339 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:08,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,364 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:08,373 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:08,387 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:08,398 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:08,407 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:08,408 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:57:08,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,522 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,528 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,530 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:57:08,606 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:57:08,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:57:08,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:08,609 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1016 4294967296) 99) (not (= (mod v_main_~y~0_128 2) 0))) InVars {main_~x~0=v_main_~x~0_1016, main_~y~0=v_main_~y~0_128} OutVars{main_~x~0=v_main_~x~0_1016, main_~y~0=v_main_~y~0_128} AuxVars[] AssignedVars[] [2021-05-01 06:57:08,611 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:08,612 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,624 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:08,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,637 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:08,638 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:08,645 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,677 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,680 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,683 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,686 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,689 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,693 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,694 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:08,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:08,737 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:57:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:08,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:08,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:08,771 INFO L142 QuantifierPusher]: treesize reduction 8, result has 93.8 percent of original size [2021-05-01 06:57:08,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-05-01 06:57:08,820 INFO L142 QuantifierPusher]: treesize reduction 150, result has 58.8 percent of original size [2021-05-01 06:57:08,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-05-01 06:57:08,925 INFO L142 QuantifierPusher]: treesize reduction 157, result has 57.3 percent of original size [2021-05-01 06:57:08,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-05-01 06:57:08,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:08,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:08,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:08,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:09,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:09,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:09,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-01 06:57:09,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:09,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-05-01 06:57:09,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-05-01 06:57:09,216 INFO L142 QuantifierPusher]: treesize reduction 35, result has 81.7 percent of original size [2021-05-01 06:57:09,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:09,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-05-01 06:57:09,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-05-01 06:57:09,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,412 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:09,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,509 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:09,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,581 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:09,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:09,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,745 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:09,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,828 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:09,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:09,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,917 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:09,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:09,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:10,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,114 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:10,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:10,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:10,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:10,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,544 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:10,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,658 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:10,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:10,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:10,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,916 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:10,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:10,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,038 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:11,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,159 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:11,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:11,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:11,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,537 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:11,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:11,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:11,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:11,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:11,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:11,810 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:57:11,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1436249261] [2021-05-01 06:57:11,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1436249261] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:57:11,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:57:11,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-05-01 06:57:11,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120742727] [2021-05-01 06:57:11,811 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-01 06:57:11,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:57:11,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-01 06:57:11,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=1242, Unknown=0, NotChecked=0, Total=1406 [2021-05-01 06:57:11,811 INFO L87 Difference]: Start difference. First operand 129 states and 132 transitions. Second operand has 36 states, 35 states have (on average 1.8571428571428572) internal successors, (65), 34 states have internal predecessors, (65), 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) [2021-05-01 06:57:16,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:16,261 INFO L93 Difference]: Finished difference Result 138 states and 143 transitions. [2021-05-01 06:57:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-01 06:57:16,264 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 1.8571428571428572) internal successors, (65), 34 states have internal predecessors, (65), 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 69 [2021-05-01 06:57:16,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:16,264 INFO L225 Difference]: With dead ends: 138 [2021-05-01 06:57:16,265 INFO L226 Difference]: Without dead ends: 131 [2021-05-01 06:57:16,265 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 5 SyntacticMatches, 29 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 704 ImplicationChecksByTransitivity, 5023.7ms TimeCoverageRelationStatistics Valid=400, Invalid=4156, Unknown=0, NotChecked=0, Total=4556 [2021-05-01 06:57:16,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-05-01 06:57:16,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-05-01 06:57:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 126 states have (on average 1.0317460317460319) internal successors, (130), 126 states have internal predecessors, (130), 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) [2021-05-01 06:57:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 134 transitions. [2021-05-01 06:57:16,279 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 134 transitions. Word has length 69 [2021-05-01 06:57:16,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:16,279 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 134 transitions. [2021-05-01 06:57:16,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 35 states have (on average 1.8571428571428572) internal successors, (65), 34 states have internal predecessors, (65), 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) [2021-05-01 06:57:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 134 transitions. [2021-05-01 06:57:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-05-01 06:57:16,280 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:16,280 INFO L519 BasicCegarLoop]: trace histogram [30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:16,280 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-05-01 06:57:16,280 INFO L428 AbstractCegarLoop]: === Iteration 51 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:16,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:16,280 INFO L82 PathProgramCache]: Analyzing trace with hash 2124507282, now seen corresponding path program 21 times [2021-05-01 06:57:16,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:16,280 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1044748519] [2021-05-01 06:57:16,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:16,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:16,287 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1049 1) 4294967296) 99) (not (= (mod v_main_~y~0_129 2) 0))) InVars {main_~x~0=v_main_~x~0_1049, main_~y~0=v_main_~y~0_129} OutVars{main_~x~0=v_main_~x~0_1049, main_~y~0=v_main_~y~0_129} AuxVars[] AssignedVars[] [2021-05-01 06:57:16,289 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:57:16,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,316 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,334 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:57:16,348 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:16,349 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:57:16,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,367 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,375 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,390 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,391 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:57:16,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:57:16,459 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:16,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:16,463 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_130 2) 0)) (< (mod v_main_~x~0_1051 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1051, main_~y~0=v_main_~y~0_130} OutVars{main_~x~0=v_main_~x~0_1051, main_~y~0=v_main_~y~0_130} AuxVars[] AssignedVars[] [2021-05-01 06:57:16,465 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:16,466 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,510 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:16,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,529 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:16,530 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:16,537 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,543 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,555 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,584 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:16,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:16,638 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:16,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:16,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:16,655 INFO L142 QuantifierPusher]: treesize reduction 33, result has 70.3 percent of original size [2021-05-01 06:57:16,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-05-01 06:57:16,739 INFO L142 QuantifierPusher]: treesize reduction 58, result has 61.6 percent of original size [2021-05-01 06:57:16,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 06:57:16,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:16,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:16,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:16,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:16,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:16,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:16,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:16,879 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:57:16,998 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:57:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:17,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,005 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:17,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,164 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:17,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,217 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:17,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,480 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:17,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,725 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:17,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:17,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:17,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:17,971 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:18,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,170 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:18,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,284 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:18,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:18,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:18,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,571 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:18,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:18,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,783 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:18,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:18,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:18,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:18,998 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:19,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:19,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,126 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:19,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:19,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:19,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:19,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,364 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:19,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:19,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:19,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:19,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,611 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:19,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:19,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:19,672 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:57:19,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1044748519] [2021-05-01 06:57:19,672 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1044748519] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:57:19,672 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:57:19,672 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-05-01 06:57:19,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644736122] [2021-05-01 06:57:19,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-01 06:57:19,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:57:19,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-01 06:57:19,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1358, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 06:57:19,673 INFO L87 Difference]: Start difference. First operand 131 states and 134 transitions. Second operand has 38 states, 37 states have (on average 1.8108108108108107) internal successors, (67), 36 states have internal predecessors, (67), 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) [2021-05-01 06:57:24,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:24,409 INFO L93 Difference]: Finished difference Result 145 states and 153 transitions. [2021-05-01 06:57:24,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-01 06:57:24,410 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 37 states have (on average 1.8108108108108107) internal successors, (67), 36 states have internal predecessors, (67), 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 71 [2021-05-01 06:57:24,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:24,411 INFO L225 Difference]: With dead ends: 145 [2021-05-01 06:57:24,411 INFO L226 Difference]: Without dead ends: 135 [2021-05-01 06:57:24,411 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 4 SyntacticMatches, 30 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1216 ImplicationChecksByTransitivity, 5262.3ms TimeCoverageRelationStatistics Valid=325, Invalid=4931, Unknown=0, NotChecked=0, Total=5256 [2021-05-01 06:57:24,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-05-01 06:57:24,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2021-05-01 06:57:24,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 130 states have (on average 1.0307692307692307) internal successors, (134), 130 states have internal predecessors, (134), 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) [2021-05-01 06:57:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 138 transitions. [2021-05-01 06:57:24,425 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 138 transitions. Word has length 71 [2021-05-01 06:57:24,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:24,426 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 138 transitions. [2021-05-01 06:57:24,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 37 states have (on average 1.8108108108108107) internal successors, (67), 36 states have internal predecessors, (67), 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) [2021-05-01 06:57:24,426 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 138 transitions. [2021-05-01 06:57:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-05-01 06:57:24,426 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:24,426 INFO L519 BasicCegarLoop]: trace histogram [30, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:24,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-05-01 06:57:24,426 INFO L428 AbstractCegarLoop]: === Iteration 52 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:24,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:24,426 INFO L82 PathProgramCache]: Analyzing trace with hash -873102580, now seen corresponding path program 29 times [2021-05-01 06:57:24,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:24,427 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [365858284] [2021-05-01 06:57:24,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:24,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:57:24,435 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1084 2) 4294967296) 99) (= (mod v_main_~y~0_131 2) 0)) InVars {main_~x~0=v_main_~x~0_1084, main_~y~0=v_main_~y~0_131} OutVars{main_~x~0=v_main_~x~0_1084, main_~y~0=v_main_~y~0_131} AuxVars[] AssignedVars[] [2021-05-01 06:57:24,437 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:57:24,438 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,458 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:24,471 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:24,512 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:24,533 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,552 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:24,559 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:24,638 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:24,639 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:57:24,698 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,772 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,781 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,908 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:24,914 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:57:25,038 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:57:25,041 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:57:25,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:57:25,043 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:25,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:57:25,046 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1086 4294967296) 99) (= (mod v_main_~y~0_132 2) 0)) InVars {main_~x~0=v_main_~x~0_1086, main_~y~0=v_main_~y~0_132} OutVars{main_~x~0=v_main_~x~0_1086, main_~y~0=v_main_~y~0_132} AuxVars[] AssignedVars[] [2021-05-01 06:57:25,048 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:57:25,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,066 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,072 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,089 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:25,175 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:25,189 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,200 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:25,219 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:25,244 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:25,259 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:25,260 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:57:25,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,292 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,324 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:57:25,458 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:57:25,459 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:57:25,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:57:25,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:25,473 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_133 2) 0)) (< (mod v_main_~x~0_1088 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1088, main_~y~0=v_main_~y~0_133} OutVars{main_~x~0=v_main_~x~0_1088, main_~y~0=v_main_~y~0_133} AuxVars[] AssignedVars[] [2021-05-01 06:57:25,477 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:25,482 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,503 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:25,513 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:25,520 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,520 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:25,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,547 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,561 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,564 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,577 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:25,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:25,642 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:57:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:25,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:25,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:25,712 INFO L142 QuantifierPusher]: treesize reduction 21, result has 74.7 percent of original size [2021-05-01 06:57:25,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 06:57:25,760 INFO L142 QuantifierPusher]: treesize reduction 58, result has 77.5 percent of original size [2021-05-01 06:57:25,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:57:25,900 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2021-05-01 06:57:25,905 INFO L142 QuantifierPusher]: treesize reduction 56, result has 80.4 percent of original size [2021-05-01 06:57:25,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 229 [2021-05-01 06:57:25,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:25,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:25,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:26,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:26,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:26,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:26,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:57:26,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:26,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:57:26,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:57:26,259 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-05-01 06:57:26,412 INFO L142 QuantifierPusher]: treesize reduction 35, result has 81.1 percent of original size [2021-05-01 06:57:26,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:26,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 06:57:26,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-05-01 06:57:26,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,434 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:26,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:26,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:26,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,605 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:26,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,665 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:26,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,734 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:26,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:26,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:26,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:26,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:26,964 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:27,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:27,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,137 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:27,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:27,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:27,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:27,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,551 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:27,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,660 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:27,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:27,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:27,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:27,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:27,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:28,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,161 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:28,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,290 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:28,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,429 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:28,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:28,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:28,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:28,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,882 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:28,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:28,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:29,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,046 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:29,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:29,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:29,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:29,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:29,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:29,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:29,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:29,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:29,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:29,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:29,719 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:57:29,720 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [365858284] [2021-05-01 06:57:29,720 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [365858284] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:57:29,720 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:57:29,720 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-05-01 06:57:29,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406740151] [2021-05-01 06:57:29,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-01 06:57:29,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:57:29,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-01 06:57:29,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1313, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 06:57:29,721 INFO L87 Difference]: Start difference. First operand 135 states and 138 transitions. Second operand has 37 states, 36 states have (on average 1.8611111111111112) internal successors, (67), 35 states have internal predecessors, (67), 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) [2021-05-01 06:57:35,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:35,169 INFO L93 Difference]: Finished difference Result 144 states and 149 transitions. [2021-05-01 06:57:35,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-01 06:57:35,172 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 1.8611111111111112) internal successors, (67), 35 states have internal predecessors, (67), 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 71 [2021-05-01 06:57:35,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:35,173 INFO L225 Difference]: With dead ends: 144 [2021-05-01 06:57:35,173 INFO L226 Difference]: Without dead ends: 137 [2021-05-01 06:57:35,173 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 5 SyntacticMatches, 30 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 743 ImplicationChecksByTransitivity, 6272.2ms TimeCoverageRelationStatistics Valid=413, Invalid=4417, Unknown=0, NotChecked=0, Total=4830 [2021-05-01 06:57:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-05-01 06:57:35,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-05-01 06:57:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 132 states have (on average 1.0303030303030303) internal successors, (136), 132 states have internal predecessors, (136), 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) [2021-05-01 06:57:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 140 transitions. [2021-05-01 06:57:35,187 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 140 transitions. Word has length 71 [2021-05-01 06:57:35,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:35,187 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 140 transitions. [2021-05-01 06:57:35,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 36 states have (on average 1.8611111111111112) internal successors, (67), 35 states have internal predecessors, (67), 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) [2021-05-01 06:57:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2021-05-01 06:57:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-05-01 06:57:35,188 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:35,188 INFO L519 BasicCegarLoop]: trace histogram [31, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:35,188 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-05-01 06:57:35,188 INFO L428 AbstractCegarLoop]: === Iteration 53 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:35,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:35,188 INFO L82 PathProgramCache]: Analyzing trace with hash 375614473, now seen corresponding path program 30 times [2021-05-01 06:57:35,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:35,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [274065233] [2021-05-01 06:57:35,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:35,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:57:35,197 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_134 2) 0) (< (mod (+ v_main_~x~0_1122 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1122, main_~y~0=v_main_~y~0_134} OutVars{main_~x~0=v_main_~x~0_1122, main_~y~0=v_main_~y~0_134} AuxVars[] AssignedVars[] [2021-05-01 06:57:35,199 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:57:35,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,211 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,216 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,217 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,319 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:35,327 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:35,340 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:35,354 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:35,364 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:35,374 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,390 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:35,391 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:57:35,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,412 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,459 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:57:35,597 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:57:35,598 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:57:35,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:57:35,599 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:35,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:57:35,602 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_135 2) 0) (< (mod v_main_~x~0_1124 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1124, main_~y~0=v_main_~y~0_135} OutVars{main_~x~0=v_main_~x~0_1124, main_~y~0=v_main_~y~0_135} AuxVars[] AssignedVars[] [2021-05-01 06:57:35,603 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:57:35,608 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,620 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,621 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,636 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:57:35,647 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:35,662 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,669 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:35,756 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:35,757 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:57:35,762 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,784 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,789 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,820 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,821 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:57:35,921 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:57:35,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:57:35,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:35,927 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_136 2) 0)) (< (mod v_main_~x~0_1126 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1126, main_~y~0=v_main_~y~0_136} OutVars{main_~x~0=v_main_~x~0_1126, main_~y~0=v_main_~y~0_136} AuxVars[] AssignedVars[] [2021-05-01 06:57:35,929 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:35,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,947 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,959 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:35,965 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:35,970 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,971 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:35,975 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,979 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:35,996 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:36,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:36,042 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:57:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:36,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:36,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:36,072 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.2 percent of original size [2021-05-01 06:57:36,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 06:57:36,135 INFO L142 QuantifierPusher]: treesize reduction 81, result has 68.2 percent of original size [2021-05-01 06:57:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 06:57:36,286 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 35 [2021-05-01 06:57:36,290 INFO L142 QuantifierPusher]: treesize reduction 88, result has 66.0 percent of original size [2021-05-01 06:57:36,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-05-01 06:57:36,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:36,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:36,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:36,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:36,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:36,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:36,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:57:36,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:36,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:57:36,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-05-01 06:57:36,564 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 27 [2021-05-01 06:57:36,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:57:36,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,685 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:36,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:36,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,741 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:36,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:36,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,807 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:36,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:36,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:36,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:36,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,943 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:36,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:36,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,017 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:37,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:37,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,173 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:37,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,262 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:37,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:37,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,450 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:37,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,547 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:37,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:37,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:37,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,877 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:37,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:37,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:37,987 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:38,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,105 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:38,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,234 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:38,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:38,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:38,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,621 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:38,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:38,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:38,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:38,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:38,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:39,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:39,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:39,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:39,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:39,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:39,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:39,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:39,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:39,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,731 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:39,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:39,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:39,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:39,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:40,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:40,085 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:40,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:40,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:40,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:40,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:40,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:40,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:40,276 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:57:40,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [274065233] [2021-05-01 06:57:40,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [274065233] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:57:40,276 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:57:40,276 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-05-01 06:57:40,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337932524] [2021-05-01 06:57:40,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-01 06:57:40,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:57:40,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-01 06:57:40,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1386, Unknown=0, NotChecked=0, Total=1560 [2021-05-01 06:57:40,277 INFO L87 Difference]: Start difference. First operand 137 states and 140 transitions. Second operand has 38 states, 37 states have (on average 1.864864864864865) internal successors, (69), 36 states have internal predecessors, (69), 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) [2021-05-01 06:57:46,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:46,105 INFO L93 Difference]: Finished difference Result 146 states and 151 transitions. [2021-05-01 06:57:46,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-01 06:57:46,107 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 37 states have (on average 1.864864864864865) internal successors, (69), 36 states have internal predecessors, (69), 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 73 [2021-05-01 06:57:46,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:46,108 INFO L225 Difference]: With dead ends: 146 [2021-05-01 06:57:46,108 INFO L226 Difference]: Without dead ends: 139 [2021-05-01 06:57:46,108 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 5 SyntacticMatches, 31 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 783 ImplicationChecksByTransitivity, 6592.0ms TimeCoverageRelationStatistics Valid=426, Invalid=4686, Unknown=0, NotChecked=0, Total=5112 [2021-05-01 06:57:46,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2021-05-01 06:57:46,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2021-05-01 06:57:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 134 states have (on average 1.0298507462686568) internal successors, (138), 134 states have internal predecessors, (138), 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) [2021-05-01 06:57:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 142 transitions. [2021-05-01 06:57:46,123 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 142 transitions. Word has length 73 [2021-05-01 06:57:46,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:46,123 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 142 transitions. [2021-05-01 06:57:46,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 37 states have (on average 1.864864864864865) internal successors, (69), 36 states have internal predecessors, (69), 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) [2021-05-01 06:57:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 142 transitions. [2021-05-01 06:57:46,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-05-01 06:57:46,123 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:46,123 INFO L519 BasicCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:46,124 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-05-01 06:57:46,124 INFO L428 AbstractCegarLoop]: === Iteration 54 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:46,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:46,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1021442120, now seen corresponding path program 22 times [2021-05-01 06:57:46,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:46,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1938796616] [2021-05-01 06:57:46,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:46,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:46,132 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1161 1) 4294967296) 99) (not (= (mod v_main_~y~0_137 2) 0))) InVars {main_~x~0=v_main_~x~0_1161, main_~y~0=v_main_~y~0_137} OutVars{main_~x~0=v_main_~x~0_1161, main_~y~0=v_main_~y~0_137} AuxVars[] AssignedVars[] [2021-05-01 06:57:46,134 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:57:46,135 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,144 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:57:46,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,165 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:46,166 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:57:46,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,211 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,234 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,240 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:57:46,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:57:46,326 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:46,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:46,330 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_138 2) 0)) (< (mod v_main_~x~0_1163 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1163, main_~y~0=v_main_~y~0_138} OutVars{main_~x~0=v_main_~x~0_1163, main_~y~0=v_main_~y~0_138} AuxVars[] AssignedVars[] [2021-05-01 06:57:46,332 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:46,334 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,347 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:46,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,368 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:46,369 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:46,375 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,392 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,431 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:46,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:46,508 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:46,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:46,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:46,533 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.3 percent of original size [2021-05-01 06:57:46,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-05-01 06:57:46,641 INFO L142 QuantifierPusher]: treesize reduction 21, result has 90.5 percent of original size [2021-05-01 06:57:46,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:57:46,788 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2021-05-01 06:57:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:46,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:46,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:46,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:46,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:46,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:46,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:46,880 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:57:47,023 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:57:47,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:47,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,033 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,091 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:47,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:47,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,293 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:47,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,438 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,521 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,616 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:47,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:47,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:47,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,926 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:47,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:47,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,039 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:48,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:48,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,275 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:48,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:48,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:48,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:48,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,726 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:48,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,826 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:48,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:48,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,930 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:48,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:48,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:49,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:49,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,279 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:49,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:49,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:49,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,647 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:49,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:49,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:49,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:57:49,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:49,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:50,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:50,042 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:50,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:50,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:50,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:50,191 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:50,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:50,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:57:50,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:50,348 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:57:50,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:50,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:50,434 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:57:50,434 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1938796616] [2021-05-01 06:57:50,434 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1938796616] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:57:50,434 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:57:50,434 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2021-05-01 06:57:50,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306732418] [2021-05-01 06:57:50,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-01 06:57:50,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:57:50,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-01 06:57:50,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1525, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 06:57:50,435 INFO L87 Difference]: Start difference. First operand 139 states and 142 transitions. Second operand has 40 states, 39 states have (on average 1.8205128205128205) internal successors, (71), 38 states have internal predecessors, (71), 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) [2021-05-01 06:57:55,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:57:55,628 INFO L93 Difference]: Finished difference Result 148 states and 154 transitions. [2021-05-01 06:57:55,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-05-01 06:57:55,630 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 1.8205128205128205) internal successors, (71), 38 states have internal predecessors, (71), 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 75 [2021-05-01 06:57:55,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:57:55,630 INFO L225 Difference]: With dead ends: 148 [2021-05-01 06:57:55,630 INFO L226 Difference]: Without dead ends: 141 [2021-05-01 06:57:55,631 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 4 SyntacticMatches, 32 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 663 ImplicationChecksByTransitivity, 6021.4ms TimeCoverageRelationStatistics Valid=281, Invalid=5121, Unknown=0, NotChecked=0, Total=5402 [2021-05-01 06:57:55,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-05-01 06:57:55,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2021-05-01 06:57:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 136 states have (on average 1.0294117647058822) internal successors, (140), 136 states have internal predecessors, (140), 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) [2021-05-01 06:57:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 144 transitions. [2021-05-01 06:57:55,645 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 144 transitions. Word has length 75 [2021-05-01 06:57:55,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:57:55,645 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 144 transitions. [2021-05-01 06:57:55,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 39 states have (on average 1.8205128205128205) internal successors, (71), 38 states have internal predecessors, (71), 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) [2021-05-01 06:57:55,645 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2021-05-01 06:57:55,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-05-01 06:57:55,646 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:57:55,646 INFO L519 BasicCegarLoop]: trace histogram [32, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:57:55,646 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-05-01 06:57:55,646 INFO L428 AbstractCegarLoop]: === Iteration 55 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:57:55,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:57:55,646 INFO L82 PathProgramCache]: Analyzing trace with hash 2096826822, now seen corresponding path program 31 times [2021-05-01 06:57:55,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:57:55,646 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1270953302] [2021-05-01 06:57:55,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:57:55,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:55,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:57:55,654 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_139 2) 0) (< (mod (+ v_main_~x~0_1198 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1198, main_~y~0=v_main_~y~0_139} OutVars{main_~x~0=v_main_~x~0_1198, main_~y~0=v_main_~y~0_139} AuxVars[] AssignedVars[] [2021-05-01 06:57:55,655 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:57:55,659 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:55,664 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:55,670 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:55,675 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:55,676 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:55,961 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 06:57:55,962 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:55,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,048 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:56,065 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:56,112 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:56,132 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:56,145 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:56,147 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:57:56,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,178 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,214 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,225 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,227 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:57:56,381 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:57:56,383 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:57:56,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:57:56,385 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:57:56,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:57:56,389 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1200 4294967296) 99) (= (mod v_main_~y~0_140 2) 0)) InVars {main_~x~0=v_main_~x~0_1200, main_~y~0=v_main_~y~0_140} OutVars{main_~x~0=v_main_~x~0_1200, main_~y~0=v_main_~y~0_140} AuxVars[] AssignedVars[] [2021-05-01 06:57:56,391 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:57:56,392 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,410 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:56,607 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 06:57:56,608 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:56,632 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:57:56,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,665 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:56,674 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:56,684 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:57:56,685 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:57:56,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,717 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,726 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,774 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,790 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,796 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:56,797 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:57:57,110 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:57:57,112 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:57:57,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:57:57,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:57:57,117 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_141 2) 0)) (< (mod v_main_~x~0_1202 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1202, main_~y~0=v_main_~y~0_141} OutVars{main_~x~0=v_main_~x~0_1202, main_~y~0=v_main_~y~0_141} AuxVars[] AssignedVars[] [2021-05-01 06:57:57,119 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:57:57,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,129 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,147 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,157 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:57:57,165 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,181 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:57:57,182 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:57:57,190 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,204 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,210 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,230 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:57:57,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:57:57,313 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:57:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:57,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:57,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:57:57,373 INFO L142 QuantifierPusher]: treesize reduction 19, result has 80.0 percent of original size [2021-05-01 06:57:57,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-05-01 06:57:57,515 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 20 [2021-05-01 06:57:57,519 INFO L142 QuantifierPusher]: treesize reduction 109, result has 60.8 percent of original size [2021-05-01 06:57:57,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-05-01 06:57:57,693 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 27 [2021-05-01 06:57:57,698 INFO L142 QuantifierPusher]: treesize reduction 112, result has 60.0 percent of original size [2021-05-01 06:57:57,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-05-01 06:57:57,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:57,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:57:57,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:57,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:57:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:57:57,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:57:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:57:57,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:57:57,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:57:57,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:57,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:57:57,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:57:57,947 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2021-05-01 06:57:58,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:57:58,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:58,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:58,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:58,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,250 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:58,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,325 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:58,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,408 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:58,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:58,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,579 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:58,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:58,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,784 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:58,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:58,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:58,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:58,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:59,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:59,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,229 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:59,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:59,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:59,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,615 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:59,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:57:59,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:57:59,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,899 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:57:59,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:57:59,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:00,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,068 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:00,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,234 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:00,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:00,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,395 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:00,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:00,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,559 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:00,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:00,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,730 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:00,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:00,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:00,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:01,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:01,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,108 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:01,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:01,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,245 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:01,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:01,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:01,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:01,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,528 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:01,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:01,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,689 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:01,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:01,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:01,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:01,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:02,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:02,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:02,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:02,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:02,015 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:58:02,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1270953302] [2021-05-01 06:58:02,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1270953302] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:58:02,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:58:02,016 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-05-01 06:58:02,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499746785] [2021-05-01 06:58:02,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-01 06:58:02,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:58:02,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-01 06:58:02,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=1461, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 06:58:02,016 INFO L87 Difference]: Start difference. First operand 141 states and 144 transitions. Second operand has 39 states, 38 states have (on average 1.868421052631579) internal successors, (71), 37 states have internal predecessors, (71), 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) [2021-05-01 06:58:07,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:58:07,295 INFO L93 Difference]: Finished difference Result 150 states and 155 transitions. [2021-05-01 06:58:07,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-05-01 06:58:07,297 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 38 states have (on average 1.868421052631579) internal successors, (71), 37 states have internal predecessors, (71), 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 75 [2021-05-01 06:58:07,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:58:07,298 INFO L225 Difference]: With dead ends: 150 [2021-05-01 06:58:07,298 INFO L226 Difference]: Without dead ends: 143 [2021-05-01 06:58:07,298 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 5 SyntacticMatches, 32 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 6892.3ms TimeCoverageRelationStatistics Valid=439, Invalid=4963, Unknown=0, NotChecked=0, Total=5402 [2021-05-01 06:58:07,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-05-01 06:58:07,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2021-05-01 06:58:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 138 states have (on average 1.0289855072463767) internal successors, (142), 138 states have internal predecessors, (142), 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) [2021-05-01 06:58:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 146 transitions. [2021-05-01 06:58:07,313 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 146 transitions. Word has length 75 [2021-05-01 06:58:07,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:58:07,313 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 146 transitions. [2021-05-01 06:58:07,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 38 states have (on average 1.868421052631579) internal successors, (71), 37 states have internal predecessors, (71), 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) [2021-05-01 06:58:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 146 transitions. [2021-05-01 06:58:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-05-01 06:58:07,313 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:58:07,313 INFO L519 BasicCegarLoop]: trace histogram [33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:58:07,313 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-05-01 06:58:07,313 INFO L428 AbstractCegarLoop]: === Iteration 56 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:58:07,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:58:07,314 INFO L82 PathProgramCache]: Analyzing trace with hash -842408957, now seen corresponding path program 23 times [2021-05-01 06:58:07,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:58:07,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517971287] [2021-05-01 06:58:07,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:58:07,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:07,327 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= 0 (mod v_main_~y~0_142 2))) (< (mod (+ v_main_~x~0_1238 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1238, main_~y~0=v_main_~y~0_142} OutVars{main_~x~0=v_main_~x~0_1238, main_~y~0=v_main_~y~0_142} AuxVars[] AssignedVars[] [2021-05-01 06:58:07,329 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:58:07,330 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,345 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:58:07,372 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:07,380 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,381 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:58:07,394 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,418 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,432 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,454 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,456 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:58:07,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:58:07,537 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:58:07,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:58:07,540 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1240 4294967296) 99) (not (= (mod v_main_~y~0_143 2) 0))) InVars {main_~x~0=v_main_~x~0_1240, main_~y~0=v_main_~y~0_143} OutVars{main_~x~0=v_main_~x~0_1240, main_~y~0=v_main_~y~0_143} AuxVars[] AssignedVars[] [2021-05-01 06:58:07,541 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:58:07,542 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,552 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:07,563 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:07,571 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,572 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:58:07,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,591 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,601 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,609 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,615 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,619 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,623 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,633 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,641 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:58:07,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:58:07,719 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:58:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:07,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:07,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:07,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:58:07,756 INFO L142 QuantifierPusher]: treesize reduction 21, result has 87.3 percent of original size [2021-05-01 06:58:07,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:58:07,881 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2021-05-01 06:58:07,886 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.1 percent of original size [2021-05-01 06:58:07,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-05-01 06:58:08,025 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2021-05-01 06:58:08,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:08,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:08,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:08,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:58:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:08,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:58:08,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,122 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:58:08,289 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:58:08,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:08,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:08,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,362 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:08,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:08,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,496 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:08,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:08,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:08,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:08,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:08,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:08,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,905 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:08,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:08,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,009 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:09,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,103 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:09,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:09,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,324 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:09,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,451 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:09,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,561 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:09,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:09,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:09,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:09,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:09,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:10,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,077 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:10,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,240 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:10,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,372 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:10,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,501 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:10,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,590 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:10,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:10,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:10,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:10,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:10,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:11,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:11,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:11,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:11,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:11,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,469 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:11,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:11,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:11,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:11,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:11,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:12,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:12,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:12,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:12,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:12,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:12,254 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:12,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:12,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:12,374 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:58:12,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517971287] [2021-05-01 06:58:12,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1517971287] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:58:12,375 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:58:12,375 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-05-01 06:58:12,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067311997] [2021-05-01 06:58:12,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-01 06:58:12,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:58:12,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-01 06:58:12,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1587, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 06:58:12,376 INFO L87 Difference]: Start difference. First operand 143 states and 146 transitions. Second operand has 41 states, 40 states have (on average 1.825) internal successors, (73), 39 states have internal predecessors, (73), 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) [2021-05-01 06:58:19,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:58:19,090 INFO L93 Difference]: Finished difference Result 152 states and 158 transitions. [2021-05-01 06:58:19,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-01 06:58:19,092 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 1.825) internal successors, (73), 39 states have internal predecessors, (73), 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 77 [2021-05-01 06:58:19,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:58:19,093 INFO L225 Difference]: With dead ends: 152 [2021-05-01 06:58:19,093 INFO L226 Difference]: Without dead ends: 145 [2021-05-01 06:58:19,093 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 4 SyntacticMatches, 33 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1279 ImplicationChecksByTransitivity, 7654.6ms TimeCoverageRelationStatistics Valid=345, Invalid=5507, Unknown=0, NotChecked=0, Total=5852 [2021-05-01 06:58:19,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-05-01 06:58:19,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2021-05-01 06:58:19,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 140 states have internal predecessors, (144), 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) [2021-05-01 06:58:19,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 148 transitions. [2021-05-01 06:58:19,108 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 148 transitions. Word has length 77 [2021-05-01 06:58:19,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:58:19,108 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 148 transitions. [2021-05-01 06:58:19,108 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 40 states have (on average 1.825) internal successors, (73), 39 states have internal predecessors, (73), 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) [2021-05-01 06:58:19,108 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2021-05-01 06:58:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-05-01 06:58:19,109 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:58:19,109 INFO L519 BasicCegarLoop]: trace histogram [33, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:58:19,109 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2021-05-01 06:58:19,109 INFO L428 AbstractCegarLoop]: === Iteration 57 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:58:19,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:58:19,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1675482045, now seen corresponding path program 32 times [2021-05-01 06:58:19,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:58:19,109 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1586487637] [2021-05-01 06:58:19,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:58:19,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:58:19,128 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_144 2) 0) (< (mod (+ v_main_~x~0_1276 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1276, main_~y~0=v_main_~y~0_144} OutVars{main_~x~0=v_main_~x~0_1276, main_~y~0=v_main_~y~0_144} AuxVars[] AssignedVars[] [2021-05-01 06:58:19,129 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:58:19,131 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,149 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:19,169 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:19,243 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:19,280 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:19,296 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:58:19,303 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:19,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,323 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:58:19,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,370 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,438 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,446 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,452 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:58:19,570 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:58:19,572 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:58:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:58:19,573 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:58:19,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:58:19,577 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= 0 (mod v_main_~y~0_145 2)) (< (mod v_main_~x~0_1278 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1278, main_~y~0=v_main_~y~0_145} OutVars{main_~x~0=v_main_~x~0_1278, main_~y~0=v_main_~y~0_145} AuxVars[] AssignedVars[] [2021-05-01 06:58:19,578 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:58:19,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,588 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,595 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,601 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,602 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,689 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:19,704 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:19,730 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:19,750 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:58:19,763 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:19,773 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:19,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,786 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:58:19,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,858 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:19,921 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:58:20,231 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:58:20,234 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:58:20,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:58:20,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:58:20,247 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1280 4294967296) 99) (not (= (mod v_main_~y~0_146 2) 0))) InVars {main_~x~0=v_main_~x~0_1280, main_~y~0=v_main_~y~0_146} OutVars{main_~x~0=v_main_~x~0_1280, main_~y~0=v_main_~y~0_146} AuxVars[] AssignedVars[] [2021-05-01 06:58:20,249 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:58:20,250 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,277 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:20,291 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:20,292 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:58:20,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,335 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,343 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,359 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,365 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,370 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,371 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:58:20,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:58:20,463 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:58:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:20,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:20,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:58:20,545 INFO L142 QuantifierPusher]: treesize reduction 18, result has 84.9 percent of original size [2021-05-01 06:58:20,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 06:58:20,657 INFO L142 QuantifierPusher]: treesize reduction 80, result has 63.5 percent of original size [2021-05-01 06:58:20,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 06:58:20,847 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2021-05-01 06:58:20,852 INFO L142 QuantifierPusher]: treesize reduction 74, result has 68.5 percent of original size [2021-05-01 06:58:20,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-05-01 06:58:20,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:20,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:20,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:20,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:21,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:58:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:21,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:58:21,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:58:21,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:58:21,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-05-01 06:58:21,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-05-01 06:58:21,194 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2021-05-01 06:58:21,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:58:21,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:21,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:21,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:21,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:21,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:21,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:21,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:21,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:21,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:21,986 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:22,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:22,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:22,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,352 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:22,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,480 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:22,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:22,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:22,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:22,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,912 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:22,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:22,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:23,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,068 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:23,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:23,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,221 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:23,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:23,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:23,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:23,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,540 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:23,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:23,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,714 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:23,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:23,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,872 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:23,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:23,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:24,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:24,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:24,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,227 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:24,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:24,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,429 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:24,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:24,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:24,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:24,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:24,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:24,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:25,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:25,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:25,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,265 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:25,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:25,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,502 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:25,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:25,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:25,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:25,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:25,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:26,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:26,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:26,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:26,218 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:26,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:26,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:26,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:26,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:26,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:26,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:26,466 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:58:26,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1586487637] [2021-05-01 06:58:26,466 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1586487637] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:58:26,466 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:58:26,466 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2021-05-01 06:58:26,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485141110] [2021-05-01 06:58:26,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-01 06:58:26,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:58:26,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-01 06:58:26,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1538, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 06:58:26,467 INFO L87 Difference]: Start difference. First operand 145 states and 148 transitions. Second operand has 40 states, 39 states have (on average 1.8717948717948718) internal successors, (73), 38 states have internal predecessors, (73), 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) [2021-05-01 06:58:34,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:58:34,405 INFO L93 Difference]: Finished difference Result 154 states and 159 transitions. [2021-05-01 06:58:34,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-01 06:58:34,409 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 1.8717948717948718) internal successors, (73), 38 states have internal predecessors, (73), 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 77 [2021-05-01 06:58:34,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:58:34,409 INFO L225 Difference]: With dead ends: 154 [2021-05-01 06:58:34,409 INFO L226 Difference]: Without dead ends: 147 [2021-05-01 06:58:34,410 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 5 SyntacticMatches, 33 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 9217.4ms TimeCoverageRelationStatistics Valid=452, Invalid=5248, Unknown=0, NotChecked=0, Total=5700 [2021-05-01 06:58:34,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-05-01 06:58:34,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2021-05-01 06:58:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 142 states have (on average 1.028169014084507) internal successors, (146), 142 states have internal predecessors, (146), 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) [2021-05-01 06:58:34,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 150 transitions. [2021-05-01 06:58:34,426 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 150 transitions. Word has length 77 [2021-05-01 06:58:34,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:58:34,426 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 150 transitions. [2021-05-01 06:58:34,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 39 states have (on average 1.8717948717948718) internal successors, (73), 38 states have internal predecessors, (73), 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) [2021-05-01 06:58:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2021-05-01 06:58:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-01 06:58:34,426 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:58:34,426 INFO L519 BasicCegarLoop]: trace histogram [34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:58:34,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2021-05-01 06:58:34,427 INFO L428 AbstractCegarLoop]: === Iteration 58 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:58:34,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:58:34,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1001931522, now seen corresponding path program 24 times [2021-05-01 06:58:34,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:58:34,427 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1655216802] [2021-05-01 06:58:34,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:58:34,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:34,436 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_147 2) 0)) (< (mod (+ v_main_~x~0_1317 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1317, main_~y~0=v_main_~y~0_147} OutVars{main_~x~0=v_main_~x~0_1317, main_~y~0=v_main_~y~0_147} AuxVars[] AssignedVars[] [2021-05-01 06:58:34,438 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:58:34,440 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,455 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:58:34,557 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 06:58:34,558 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:34,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,574 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:58:34,583 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,595 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,609 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,621 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,631 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,638 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,646 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,652 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,658 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,666 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,668 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:58:34,777 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 06:58:34,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:58:34,781 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:58:34,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:58:34,786 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1319 4294967296) 99) (not (= (mod v_main_~y~0_148 2) 0))) InVars {main_~x~0=v_main_~x~0_1319, main_~y~0=v_main_~y~0_148} OutVars{main_~x~0=v_main_~x~0_1319, main_~y~0=v_main_~y~0_148} AuxVars[] AssignedVars[] [2021-05-01 06:58:34,788 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:58:34,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,820 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,832 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,844 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:34,868 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:34,870 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:58:34,879 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,894 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,939 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,947 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:34,948 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:58:35,051 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 06:58:35,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:58:35,055 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:58:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:35,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:35,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:58:35,083 INFO L142 QuantifierPusher]: treesize reduction 36, result has 74.1 percent of original size [2021-05-01 06:58:35,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-05-01 06:58:35,247 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 24 [2021-05-01 06:58:35,252 INFO L142 QuantifierPusher]: treesize reduction 61, result has 65.5 percent of original size [2021-05-01 06:58:35,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-05-01 06:58:35,393 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2021-05-01 06:58:35,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:35,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:35,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:35,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:58:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:35,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:35,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:58:35,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,509 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:58:35,698 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:58:35,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:35,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:35,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,787 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:35,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:35,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,869 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:35,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:35,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:35,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:36,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:36,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:36,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,253 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:36,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,380 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:36,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:36,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,604 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:36,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:36,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:36,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:36,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:36,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:37,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:37,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,119 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:37,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:37,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:37,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:37,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,410 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:37,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:37,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,550 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:37,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:37,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:37,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:37,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:37,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:37,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:38,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:38,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:38,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,197 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:38,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:38,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:38,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:38,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,534 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:38,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:38,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,718 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:38,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:38,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:38,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:38,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:39,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:39,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:39,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:39,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:39,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,494 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:39,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:39,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:39,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:39,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:39,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:40,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:40,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,148 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:58:40,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:40,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:40,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:40,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:40,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:58:40,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:58:40,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:40,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:40,991 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:58:40,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1655216802] [2021-05-01 06:58:40,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1655216802] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:58:40,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:58:40,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-05-01 06:58:40,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268264195] [2021-05-01 06:58:40,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-01 06:58:40,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:58:40,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-01 06:58:40,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=1668, Unknown=0, NotChecked=0, Total=1806 [2021-05-01 06:58:40,992 INFO L87 Difference]: Start difference. First operand 147 states and 150 transitions. Second operand has 42 states, 41 states have (on average 1.829268292682927) internal successors, (75), 40 states have internal predecessors, (75), 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) [2021-05-01 06:58:49,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:58:49,443 INFO L93 Difference]: Finished difference Result 161 states and 169 transitions. [2021-05-01 06:58:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-05-01 06:58:49,447 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 41 states have (on average 1.829268292682927) internal successors, (75), 40 states have internal predecessors, (75), 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 79 [2021-05-01 06:58:49,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:58:49,448 INFO L225 Difference]: With dead ends: 161 [2021-05-01 06:58:49,448 INFO L226 Difference]: Without dead ends: 151 [2021-05-01 06:58:49,448 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 4 SyntacticMatches, 34 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1512 ImplicationChecksByTransitivity, 9635.9ms TimeCoverageRelationStatistics Valid=363, Invalid=6117, Unknown=0, NotChecked=0, Total=6480 [2021-05-01 06:58:49,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2021-05-01 06:58:49,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2021-05-01 06:58:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 146 states have (on average 1.0273972602739727) internal successors, (150), 146 states have internal predecessors, (150), 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) [2021-05-01 06:58:49,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 154 transitions. [2021-05-01 06:58:49,464 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 154 transitions. Word has length 79 [2021-05-01 06:58:49,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:58:49,465 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 154 transitions. [2021-05-01 06:58:49,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.829268292682927) internal successors, (75), 40 states have internal predecessors, (75), 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) [2021-05-01 06:58:49,465 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 154 transitions. [2021-05-01 06:58:49,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-01 06:58:49,465 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:58:49,465 INFO L519 BasicCegarLoop]: trace histogram [34, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:58:49,465 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2021-05-01 06:58:49,465 INFO L428 AbstractCegarLoop]: === Iteration 59 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:58:49,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:58:49,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1911905408, now seen corresponding path program 33 times [2021-05-01 06:58:49,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:58:49,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452572715] [2021-05-01 06:58:49,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:58:49,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:58:49,476 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_149 2) 0) (< (mod (+ v_main_~x~0_1356 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1356, main_~y~0=v_main_~y~0_149} OutVars{main_~x~0=v_main_~x~0_1356, main_~y~0=v_main_~y~0_149} AuxVars[] AssignedVars[] [2021-05-01 06:58:49,478 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:58:49,484 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,501 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,511 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,512 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,562 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:49,593 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:49,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,653 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:58:49,665 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:49,666 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:58:49,681 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,701 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,714 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,731 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,746 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:49,771 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:58:50,007 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:58:50,010 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:58:50,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:58:50,012 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:58:50,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:58:50,016 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1358 4294967296) 99) (= (mod v_main_~y~0_150 2) 0)) InVars {main_~x~0=v_main_~x~0_1358, main_~y~0=v_main_~y~0_150} OutVars{main_~x~0=v_main_~x~0_1358, main_~y~0=v_main_~y~0_150} AuxVars[] AssignedVars[] [2021-05-01 06:58:50,018 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:58:50,020 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,168 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 06:58:50,169 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:50,179 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:50,223 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:50,310 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:58:50,329 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:50,348 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:58:50,370 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,371 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:58:50,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,506 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,527 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:58:50,939 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-01 06:58:50,942 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:58:50,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:58:50,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:58:50,949 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_151 2) 0)) (< (mod v_main_~x~0_1360 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1360, main_~y~0=v_main_~y~0_151} OutVars{main_~x~0=v_main_~x~0_1360, main_~y~0=v_main_~y~0_151} AuxVars[] AssignedVars[] [2021-05-01 06:58:50,951 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:58:50,953 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:50,969 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:58:50,981 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,002 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:58:51,003 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:58:51,013 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,055 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,097 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:58:51,216 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 06:58:51,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:58:51,220 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:58:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:51,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:51,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:58:51,251 INFO L142 QuantifierPusher]: treesize reduction 24, result has 73.9 percent of original size [2021-05-01 06:58:51,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-05-01 06:58:51,358 INFO L142 QuantifierPusher]: treesize reduction 66, result has 74.3 percent of original size [2021-05-01 06:58:51,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-05-01 06:58:51,582 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2021-05-01 06:58:51,595 INFO L142 QuantifierPusher]: treesize reduction 73, result has 71.8 percent of original size [2021-05-01 06:58:51,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 186 [2021-05-01 06:58:51,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:51,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:58:51,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:51,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:58:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:58:51,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:58:51,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-01 06:58:51,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:58:51,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:51,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:58:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 06:58:52,123 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-01 06:58:52,346 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-01 06:58:52,349 INFO L142 QuantifierPusher]: treesize reduction 35, result has 80.6 percent of original size [2021-05-01 06:58:52,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:58:52,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-05-01 06:58:52,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 06:58:52,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,408 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:52,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:52,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:52,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:52,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:52,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:52,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,654 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:52,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:52,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,753 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:52,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:52,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:52,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:52,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:52,965 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:53,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:53,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:53,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,328 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:53,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,462 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:53,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,595 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:53,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:53,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:53,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:53,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:53,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:54,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:54,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:54,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,203 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:54,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:54,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,373 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:54,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:54,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,551 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:54,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:54,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,729 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:54,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:54,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:54,920 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:55,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:55,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,112 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:55,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:55,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,316 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:55,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:55,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,524 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:55,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:55,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:55,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:55,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:55,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:56,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:56,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,194 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:56,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:56,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,416 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:56,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:56,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,638 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:56,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:56,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:57,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:57,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:57,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:57,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,384 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:57,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:57,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:58:57,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:57,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:57,887 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:58:58,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:58,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:58:58,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:58,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:58,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:58:58,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:58:58,149 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:58:58,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [452572715] [2021-05-01 06:58:58,149 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [452572715] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:58:58,149 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:58:58,149 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-05-01 06:58:58,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030241829] [2021-05-01 06:58:58,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-01 06:58:58,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:58:58,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-01 06:58:58,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1617, Unknown=0, NotChecked=0, Total=1806 [2021-05-01 06:58:58,150 INFO L87 Difference]: Start difference. First operand 151 states and 154 transitions. Second operand has 41 states, 40 states have (on average 1.875) internal successors, (75), 39 states have internal predecessors, (75), 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) [2021-05-01 06:59:08,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:59:08,169 INFO L93 Difference]: Finished difference Result 160 states and 165 transitions. [2021-05-01 06:59:08,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-01 06:59:08,173 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 1.875) internal successors, (75), 39 states have internal predecessors, (75), 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 79 [2021-05-01 06:59:08,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:59:08,174 INFO L225 Difference]: With dead ends: 160 [2021-05-01 06:59:08,174 INFO L226 Difference]: Without dead ends: 153 [2021-05-01 06:59:08,174 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 5 SyntacticMatches, 34 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 10866.7ms TimeCoverageRelationStatistics Valid=465, Invalid=5541, Unknown=0, NotChecked=0, Total=6006 [2021-05-01 06:59:08,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2021-05-01 06:59:08,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2021-05-01 06:59:08,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 148 states have (on average 1.027027027027027) internal successors, (152), 148 states have internal predecessors, (152), 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) [2021-05-01 06:59:08,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 156 transitions. [2021-05-01 06:59:08,191 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 156 transitions. Word has length 79 [2021-05-01 06:59:08,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:59:08,191 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 156 transitions. [2021-05-01 06:59:08,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 40 states have (on average 1.875) internal successors, (75), 39 states have internal predecessors, (75), 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) [2021-05-01 06:59:08,191 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 156 transitions. [2021-05-01 06:59:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-05-01 06:59:08,192 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:59:08,192 INFO L519 BasicCegarLoop]: trace histogram [35, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:59:08,192 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2021-05-01 06:59:08,192 INFO L428 AbstractCegarLoop]: === Iteration 60 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:59:08,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:59:08,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1481490563, now seen corresponding path program 34 times [2021-05-01 06:59:08,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:59:08,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1747047989] [2021-05-01 06:59:08,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:59:08,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:59:08,204 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_152 2) 0) (< (mod (+ v_main_~x~0_1398 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1398, main_~y~0=v_main_~y~0_152} OutVars{main_~x~0=v_main_~x~0_1398, main_~y~0=v_main_~y~0_152} AuxVars[] AssignedVars[] [2021-05-01 06:59:08,206 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:59:08,208 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,248 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 06:59:08,286 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:08,306 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:08,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,401 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:08,403 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:59:08,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,491 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,568 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,585 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,600 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,602 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:59:08,816 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:59:08,819 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 06:59:08,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 06:59:08,822 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:59:08,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:59:08,827 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1400 4294967296) 99) (= (mod v_main_~y~0_153 2) 0)) InVars {main_~x~0=v_main_~x~0_1400, main_~y~0=v_main_~y~0_153} OutVars{main_~x~0=v_main_~x~0_1400, main_~y~0=v_main_~y~0_153} AuxVars[] AssignedVars[] [2021-05-01 06:59:08,830 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:59:08,836 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,845 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,864 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,866 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,918 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:08,950 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:59:08,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:08,979 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:09,009 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:09,011 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:59:09,023 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,114 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,137 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:59:09,397 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:59:09,400 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 06:59:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 06:59:09,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:59:09,408 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_154 2) 0)) (< (mod v_main_~x~0_1402 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1402, main_~y~0=v_main_~y~0_154} OutVars{main_~x~0=v_main_~x~0_1402, main_~y~0=v_main_~y~0_154} AuxVars[] AssignedVars[] [2021-05-01 06:59:09,411 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:59:09,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,450 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,468 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:59:09,492 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:09,504 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,505 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:59:09,516 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,527 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,537 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,561 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:59:09,669 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 06:59:09,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:59:09,674 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:59:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:59:09,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:09,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:09,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:59:09,716 INFO L142 QuantifierPusher]: treesize reduction 17, result has 84.4 percent of original size [2021-05-01 06:59:09,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-05-01 06:59:09,872 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 20 [2021-05-01 06:59:09,877 INFO L142 QuantifierPusher]: treesize reduction 81, result has 68.5 percent of original size [2021-05-01 06:59:09,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-05-01 06:59:10,188 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 28 [2021-05-01 06:59:10,195 INFO L142 QuantifierPusher]: treesize reduction 90, result has 65.1 percent of original size [2021-05-01 06:59:10,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-05-01 06:59:10,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:59:10,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:59:10,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:10,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:59:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:59:10,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:59:10,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:59:10,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:59:10,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 06:59:10,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 06:59:10,632 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2021-05-01 06:59:10,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 06:59:10,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:10,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:10,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,906 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:10,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:10,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,004 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:11,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,104 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:11,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:11,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:11,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,437 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:11,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,566 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:11,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:11,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,852 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:11,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:11,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:11,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:12,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:12,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:12,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:12,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:12,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:12,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:12,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:12,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:12,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:12,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,825 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:12,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:12,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:13,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,008 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:13,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:13,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:13,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:13,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:13,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:13,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:13,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:13,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:13,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:13,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:14,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:14,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:14,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:14,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:14,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:14,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,763 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:14,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:14,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:15,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:15,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:15,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,296 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:15,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:15,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:15,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:15,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:15,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:16,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:16,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:16,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:16,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,440 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:16,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:16,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:16,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:17,058 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:17,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:17,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:17,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:17,365 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:17,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:17,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:17,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:17,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:17,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:17,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:17,696 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:59:17,696 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1747047989] [2021-05-01 06:59:17,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1747047989] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:59:17,696 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:59:17,696 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-05-01 06:59:17,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519030638] [2021-05-01 06:59:17,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-01 06:59:17,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:59:17,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-01 06:59:17,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=1698, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 06:59:17,697 INFO L87 Difference]: Start difference. First operand 153 states and 156 transitions. Second operand has 42 states, 41 states have (on average 1.8780487804878048) internal successors, (77), 40 states have internal predecessors, (77), 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) [2021-05-01 06:59:27,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:59:27,442 INFO L93 Difference]: Finished difference Result 162 states and 167 transitions. [2021-05-01 06:59:27,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-01 06:59:27,446 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 41 states have (on average 1.8780487804878048) internal successors, (77), 40 states have internal predecessors, (77), 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 81 [2021-05-01 06:59:27,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:59:27,446 INFO L225 Difference]: With dead ends: 162 [2021-05-01 06:59:27,446 INFO L226 Difference]: Without dead ends: 155 [2021-05-01 06:59:27,447 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 5 SyntacticMatches, 35 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 953 ImplicationChecksByTransitivity, 11804.3ms TimeCoverageRelationStatistics Valid=478, Invalid=5842, Unknown=0, NotChecked=0, Total=6320 [2021-05-01 06:59:27,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-05-01 06:59:27,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2021-05-01 06:59:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 150 states have (on average 1.0266666666666666) internal successors, (154), 150 states have internal predecessors, (154), 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) [2021-05-01 06:59:27,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 158 transitions. [2021-05-01 06:59:27,464 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 158 transitions. Word has length 81 [2021-05-01 06:59:27,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:59:27,464 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 158 transitions. [2021-05-01 06:59:27,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.8780487804878048) internal successors, (77), 40 states have internal predecessors, (77), 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) [2021-05-01 06:59:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 158 transitions. [2021-05-01 06:59:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-05-01 06:59:27,465 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:59:27,465 INFO L519 BasicCegarLoop]: trace histogram [36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:59:27,465 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2021-05-01 06:59:27,465 INFO L428 AbstractCegarLoop]: === Iteration 61 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:59:27,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:59:27,465 INFO L82 PathProgramCache]: Analyzing trace with hash -449825100, now seen corresponding path program 25 times [2021-05-01 06:59:27,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:59:27,465 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1935966345] [2021-05-01 06:59:27,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:59:27,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:27,474 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_155 2) 0)) (< (mod (+ v_main_~x~0_1441 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1441, main_~y~0=v_main_~y~0_155} OutVars{main_~x~0=v_main_~x~0_1441, main_~y~0=v_main_~y~0_155} AuxVars[] AssignedVars[] [2021-05-01 06:59:27,476 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 06:59:27,477 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,498 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:27,509 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,521 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 06:59:27,522 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 06:59:27,531 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,547 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,555 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,595 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 06:59:27,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 06:59:27,688 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:59:27,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:59:27,691 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1443 4294967296) 99) (not (= (mod v_main_~y~0_156 2) 0))) InVars {main_~x~0=v_main_~x~0_1443, main_~y~0=v_main_~y~0_156} OutVars{main_~x~0=v_main_~x~0_1443, main_~y~0=v_main_~y~0_156} AuxVars[] AssignedVars[] [2021-05-01 06:59:27,693 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:59:27,695 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,719 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:27,731 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,743 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:59:27,745 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:59:27,755 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,766 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,796 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,818 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,824 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,826 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:59:27,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:59:27,920 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:59:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:59:27,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:27,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:27,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:59:27,946 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.3 percent of original size [2021-05-01 06:59:27,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-05-01 06:59:28,121 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 33 [2021-05-01 06:59:28,126 INFO L142 QuantifierPusher]: treesize reduction 21, result has 90.5 percent of original size [2021-05-01 06:59:28,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-05-01 06:59:28,276 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2021-05-01 06:59:28,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:59:28,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:59:28,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:28,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:59:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:59:28,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:59:28,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,382 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 06:59:28,549 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 06:59:28,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:28,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:28,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:28,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,629 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:28,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:28,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,780 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:28,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:28,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:28,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:28,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:29,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,115 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:29,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:29,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,361 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:29,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,487 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:29,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:29,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:29,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:29,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:29,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:29,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:30,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:30,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:30,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:30,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:30,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:30,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:30,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,605 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:30,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:30,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:30,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:30,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:30,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:31,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:31,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,198 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:31,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:31,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:31,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:31,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,629 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:31,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:31,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:31,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:31,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:32,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:32,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:32,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,324 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:32,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:32,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,568 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:32,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:32,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:32,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:32,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:32,985 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:33,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:33,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:33,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:33,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:33,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,576 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:33,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:33,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,777 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:33,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:33,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:34,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 06:59:34,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:34,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,247 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:34,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:34,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,488 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:34,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 06:59:34,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,743 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 06:59:34,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:34,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:34,873 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:59:34,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1935966345] [2021-05-01 06:59:34,873 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1935966345] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:59:34,873 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:59:34,873 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2021-05-01 06:59:34,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324824763] [2021-05-01 06:59:34,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-01 06:59:34,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:59:34,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-01 06:59:34,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1853, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 06:59:34,874 INFO L87 Difference]: Start difference. First operand 155 states and 158 transitions. Second operand has 44 states, 43 states have (on average 1.8372093023255813) internal successors, (79), 42 states have internal predecessors, (79), 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) [2021-05-01 06:59:47,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 06:59:47,278 INFO L93 Difference]: Finished difference Result 164 states and 170 transitions. [2021-05-01 06:59:47,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-01 06:59:47,282 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 43 states have (on average 1.8372093023255813) internal successors, (79), 42 states have internal predecessors, (79), 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 83 [2021-05-01 06:59:47,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 06:59:47,283 INFO L225 Difference]: With dead ends: 164 [2021-05-01 06:59:47,283 INFO L226 Difference]: Without dead ends: 157 [2021-05-01 06:59:47,284 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 4 SyntacticMatches, 36 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 817 ImplicationChecksByTransitivity, 11801.6ms TimeCoverageRelationStatistics Valid=313, Invalid=6329, Unknown=0, NotChecked=0, Total=6642 [2021-05-01 06:59:47,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2021-05-01 06:59:47,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2021-05-01 06:59:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 152 states have (on average 1.0263157894736843) internal successors, (156), 152 states have internal predecessors, (156), 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) [2021-05-01 06:59:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 160 transitions. [2021-05-01 06:59:47,301 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 160 transitions. Word has length 83 [2021-05-01 06:59:47,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 06:59:47,301 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 160 transitions. [2021-05-01 06:59:47,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 43 states have (on average 1.8372093023255813) internal successors, (79), 42 states have internal predecessors, (79), 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) [2021-05-01 06:59:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 160 transitions. [2021-05-01 06:59:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-05-01 06:59:47,302 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 06:59:47,302 INFO L519 BasicCegarLoop]: trace histogram [36, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 06:59:47,302 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2021-05-01 06:59:47,302 INFO L428 AbstractCegarLoop]: === Iteration 62 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 06:59:47,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 06:59:47,302 INFO L82 PathProgramCache]: Analyzing trace with hash -169684934, now seen corresponding path program 35 times [2021-05-01 06:59:47,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 06:59:47,302 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [712997658] [2021-05-01 06:59:47,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 06:59:47,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 06:59:47,315 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1482 2) 4294967296) 99) (= (mod v_main_~y~0_157 2) 0)) InVars {main_~x~0=v_main_~x~0_1482, main_~y~0=v_main_~y~0_157} OutVars{main_~x~0=v_main_~x~0_1482, main_~y~0=v_main_~y~0_157} AuxVars[] AssignedVars[] [2021-05-01 06:59:47,317 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 06:59:47,320 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,341 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:47,410 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:47,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,459 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:47,493 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:59:47,531 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 06:59:47,555 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:59:47,557 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 06:59:47,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,660 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,711 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,727 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,734 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,740 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:47,785 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 06:59:47,993 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 06:59:47,997 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 06:59:47,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 06:59:47,999 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 06:59:48,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 06:59:48,005 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1484 4294967296) 99) (= (mod v_main_~y~0_158 2) 0)) InVars {main_~x~0=v_main_~x~0_1484, main_~y~0=v_main_~y~0_158} OutVars{main_~x~0=v_main_~x~0_1484, main_~y~0=v_main_~y~0_158} AuxVars[] AssignedVars[] [2021-05-01 06:59:48,008 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 06:59:48,010 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,062 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:48,193 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 06:59:48,194 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:48,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,273 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 06:59:48,299 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 06:59:48,301 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 06:59:48,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,369 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,396 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,498 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-05-01 06:59:48,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,533 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,552 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 06:59:48,910 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 06:59:48,914 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 06:59:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 06:59:48,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 06:59:48,921 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_159 2) 0)) (< (mod v_main_~x~0_1486 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1486, main_~y~0=v_main_~y~0_159} OutVars{main_~x~0=v_main_~x~0_1486, main_~y~0=v_main_~y~0_159} AuxVars[] AssignedVars[] [2021-05-01 06:59:48,923 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 06:59:48,925 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,942 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 06:59:48,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,973 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 06:59:48,974 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 06:59:48,983 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:48,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,005 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,053 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,071 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 06:59:49,184 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 06:59:49,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 06:59:49,190 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 06:59:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:59:49,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:49,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 06:59:49,237 INFO L142 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size [2021-05-01 06:59:49,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 06:59:49,416 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2021-05-01 06:59:49,420 INFO L142 QuantifierPusher]: treesize reduction 89, result has 71.4 percent of original size [2021-05-01 06:59:49,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2021-05-01 06:59:49,629 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 37 [2021-05-01 06:59:49,634 INFO L142 QuantifierPusher]: treesize reduction 95, result has 71.0 percent of original size [2021-05-01 06:59:49,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 233 [2021-05-01 06:59:49,831 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2021-05-01 06:59:49,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:59:49,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 06:59:49,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:49,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 06:59:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 06:59:49,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 06:59:49,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 06:59:49,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 06:59:49,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:49,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-05-01 06:59:49,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-05-01 06:59:50,083 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 27 [2021-05-01 06:59:50,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-05-01 06:59:50,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:50,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,212 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:50,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,276 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:50,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:50,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,422 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:50,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,516 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:50,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,618 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:50,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:50,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,847 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:50,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:50,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:50,957 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:51,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:51,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,199 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:51,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,331 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:51,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,466 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:51,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:51,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,753 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:51,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:51,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:51,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:52,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:52,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,081 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:52,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:52,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,249 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:52,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:52,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,418 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:52,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:52,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,598 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:52,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:52,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,788 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:52,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:52,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:52,974 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:53,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:53,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,172 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:53,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:53,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,383 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:53,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:53,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,605 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:53,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:53,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:53,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:53,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:54,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,063 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:54,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:54,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:54,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:54,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,535 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:54,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:54,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:54,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:55,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:55,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:55,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,275 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:55,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:55,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 06:59:55,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:55,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:55,939 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 06:59:56,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:56,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 06:59:56,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:56,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:56,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 06:59:56,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 06:59:56,325 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 06:59:56,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [712997658] [2021-05-01 06:59:56,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [712997658] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 06:59:56,325 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 06:59:56,325 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2021-05-01 06:59:56,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422457403] [2021-05-01 06:59:56,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-01 06:59:56,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 06:59:56,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-01 06:59:56,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1768, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 06:59:56,326 INFO L87 Difference]: Start difference. First operand 157 states and 160 transitions. Second operand has 43 states, 42 states have (on average 1.880952380952381) internal successors, (79), 41 states have internal predecessors, (79), 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) [2021-05-01 07:00:10,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:00:10,084 INFO L93 Difference]: Finished difference Result 166 states and 171 transitions. [2021-05-01 07:00:10,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-01 07:00:10,090 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 42 states have (on average 1.880952380952381) internal successors, (79), 41 states have internal predecessors, (79), 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 83 [2021-05-01 07:00:10,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:00:10,091 INFO L225 Difference]: With dead ends: 166 [2021-05-01 07:00:10,091 INFO L226 Difference]: Without dead ends: 159 [2021-05-01 07:00:10,092 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 5 SyntacticMatches, 37 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 12455.9ms TimeCoverageRelationStatistics Valid=305, Invalid=6015, Unknown=0, NotChecked=0, Total=6320 [2021-05-01 07:00:10,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-05-01 07:00:10,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2021-05-01 07:00:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 154 states have (on average 1.025974025974026) internal successors, (158), 154 states have internal predecessors, (158), 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) [2021-05-01 07:00:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 162 transitions. [2021-05-01 07:00:10,111 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 162 transitions. Word has length 83 [2021-05-01 07:00:10,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:00:10,111 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 162 transitions. [2021-05-01 07:00:10,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 42 states have (on average 1.880952380952381) internal successors, (79), 41 states have internal predecessors, (79), 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) [2021-05-01 07:00:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 162 transitions. [2021-05-01 07:00:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-05-01 07:00:10,112 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:00:10,112 INFO L519 BasicCegarLoop]: trace histogram [37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:00:10,112 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2021-05-01 07:00:10,112 INFO L428 AbstractCegarLoop]: === Iteration 63 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:00:10,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:00:10,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1685966993, now seen corresponding path program 26 times [2021-05-01 07:00:10,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:00:10,112 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1877020300] [2021-05-01 07:00:10,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:00:10,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:10,137 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_160 2) 0)) (< (mod (+ v_main_~x~0_1526 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1526, main_~y~0=v_main_~y~0_160} OutVars{main_~x~0=v_main_~x~0_1526, main_~y~0=v_main_~y~0_160} AuxVars[] AssignedVars[] [2021-05-01 07:00:10,139 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:00:10,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,159 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,179 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,196 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,236 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:00:10,259 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:00:10,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,277 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:00:10,290 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,363 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:00:10,508 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:00:10,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:00:10,514 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:00:10,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:00:10,520 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1528 4294967296) 99) (not (= (mod v_main_~y~0_161 2) 0))) InVars {main_~x~0=v_main_~x~0_1528, main_~y~0=v_main_~y~0_161} OutVars{main_~x~0=v_main_~x~0_1528, main_~y~0=v_main_~y~0_161} AuxVars[] AssignedVars[] [2021-05-01 07:00:10,523 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:00:10,525 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,562 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:00:10,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,604 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:00:10,606 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:00:10,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,646 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,658 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,675 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,686 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,695 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,711 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,720 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,727 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,729 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:00:10,863 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:00:10,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:00:10,869 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:00:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:00:10,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:10,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:10,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:00:10,905 INFO L142 QuantifierPusher]: treesize reduction 52, result has 72.5 percent of original size [2021-05-01 07:00:10,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-05-01 07:00:11,165 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2021-05-01 07:00:11,171 INFO L142 QuantifierPusher]: treesize reduction 52, result has 75.7 percent of original size [2021-05-01 07:00:11,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-05-01 07:00:11,347 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 22 [2021-05-01 07:00:11,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:00:11,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:00:11,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:11,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:00:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:00:11,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:00:11,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,518 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:00:11,636 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:00:11,763 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:00:11,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:11,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,775 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:11,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:11,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,882 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:11,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:11,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,015 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:12,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:12,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:12,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:12,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:12,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:12,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:12,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:12,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:13,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:13,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,195 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:13,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:13,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,409 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:13,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:13,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,605 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:13,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:13,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,802 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:13,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,001 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:14,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:14,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:14,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:14,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,419 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:14,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:14,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,671 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:14,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:14,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:14,907 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:15,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:15,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:15,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:15,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:15,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:15,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:15,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:15,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:16,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:16,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:16,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:16,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:16,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:16,434 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:16,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:16,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:16,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:16,765 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:16,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:16,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:17,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:17,121 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:17,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:17,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:17,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:17,498 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:17,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:17,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:17,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:17,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:18,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:18,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:18,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:18,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:18,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:18,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:18,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:18,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:18,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:18,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:18,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:18,955 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:19,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:19,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:19,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:19,342 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:19,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:19,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:19,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:19,776 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:20,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:20,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:20,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:20,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:00:20,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:20,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:20,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:20,701 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:20,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:20,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:21,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:21,121 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:21,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:21,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:21,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:21,516 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:21,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:21,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:00:21,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:21,902 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:00:22,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:22,090 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:00:22,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1877020300] [2021-05-01 07:00:22,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1877020300] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:00:22,090 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:00:22,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-05-01 07:00:22,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041240906] [2021-05-01 07:00:22,090 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-01 07:00:22,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:00:22,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-01 07:00:22,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1940, Unknown=0, NotChecked=0, Total=2070 [2021-05-01 07:00:22,091 INFO L87 Difference]: Start difference. First operand 159 states and 162 transitions. Second operand has 45 states, 44 states have (on average 1.8409090909090908) internal successors, (81), 43 states have internal predecessors, (81), 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) [2021-05-01 07:00:36,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:00:36,867 INFO L93 Difference]: Finished difference Result 168 states and 174 transitions. [2021-05-01 07:00:36,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-05-01 07:00:36,873 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 1.8409090909090908) internal successors, (81), 43 states have internal predecessors, (81), 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 85 [2021-05-01 07:00:36,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:00:36,874 INFO L225 Difference]: With dead ends: 168 [2021-05-01 07:00:36,874 INFO L226 Difference]: Without dead ends: 161 [2021-05-01 07:00:36,875 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 4 SyntacticMatches, 37 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 16790.8ms TimeCoverageRelationStatistics Valid=321, Invalid=6651, Unknown=0, NotChecked=0, Total=6972 [2021-05-01 07:00:36,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-05-01 07:00:36,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-05-01 07:00:36,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 156 states have (on average 1.0256410256410255) internal successors, (160), 156 states have internal predecessors, (160), 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) [2021-05-01 07:00:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 164 transitions. [2021-05-01 07:00:36,893 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 164 transitions. Word has length 85 [2021-05-01 07:00:36,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:00:36,893 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 164 transitions. [2021-05-01 07:00:36,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 44 states have (on average 1.8409090909090908) internal successors, (81), 43 states have internal predecessors, (81), 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) [2021-05-01 07:00:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 164 transitions. [2021-05-01 07:00:36,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-05-01 07:00:36,894 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:00:36,894 INFO L519 BasicCegarLoop]: trace histogram [37, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:00:36,894 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2021-05-01 07:00:36,894 INFO L428 AbstractCegarLoop]: === Iteration 64 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:00:36,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:00:36,895 INFO L82 PathProgramCache]: Analyzing trace with hash 2050106807, now seen corresponding path program 36 times [2021-05-01 07:00:36,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:00:36,895 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [44734782] [2021-05-01 07:00:36,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:00:36,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:36,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:00:36,909 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= 0 (mod v_main_~y~0_162 2)) (< (mod (+ v_main_~x~0_1568 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1568, main_~y~0=v_main_~y~0_162} OutVars{main_~x~0=v_main_~x~0_1568, main_~y~0=v_main_~y~0_162} AuxVars[] AssignedVars[] [2021-05-01 07:00:36,911 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:00:36,914 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:36,956 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:00:37,061 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 07:00:37,062 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:00:37,080 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:00:37,098 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,118 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:00:37,120 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:00:37,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,165 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,189 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,208 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,245 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,279 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,285 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,288 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:00:37,651 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:00:37,655 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 07:00:37,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 07:00:37,657 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:00:37,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:00:37,663 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_163 2) 0) (< (mod v_main_~x~0_1570 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1570, main_~y~0=v_main_~y~0_163} OutVars{main_~x~0=v_main_~x~0_1570, main_~y~0=v_main_~y~0_163} AuxVars[] AssignedVars[] [2021-05-01 07:00:37,666 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:00:37,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,687 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,699 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,707 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,709 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:37,757 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:00:37,927 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 07:00:37,929 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:00:37,948 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:00:38,006 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:00:38,034 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:00:38,053 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:00:38,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,082 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:00:38,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,183 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,239 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,241 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:00:38,446 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 07:00:38,449 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 07:00:38,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 07:00:38,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:00:38,458 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1572 4294967296) 99) (not (= (mod v_main_~y~0_164 2) 0))) InVars {main_~x~0=v_main_~x~0_1572, main_~y~0=v_main_~y~0_164} OutVars{main_~x~0=v_main_~x~0_1572, main_~y~0=v_main_~y~0_164} AuxVars[] AssignedVars[] [2021-05-01 07:00:38,461 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:00:38,463 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,488 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:00:38,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,555 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:00:38,557 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:00:38,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,623 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,654 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,669 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,687 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,699 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,709 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,717 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,719 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:00:38,880 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:00:38,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:00:38,886 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:00:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:00:38,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:38,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:38,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:00:38,972 INFO L142 QuantifierPusher]: treesize reduction 31, result has 84.1 percent of original size [2021-05-01 07:00:38,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-05-01 07:00:39,354 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2021-05-01 07:00:39,361 INFO L142 QuantifierPusher]: treesize reduction 61, result has 73.9 percent of original size [2021-05-01 07:00:39,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-05-01 07:00:39,666 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 21 [2021-05-01 07:00:39,673 INFO L142 QuantifierPusher]: treesize reduction 62, result has 75.2 percent of original size [2021-05-01 07:00:39,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-05-01 07:00:39,870 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 14 [2021-05-01 07:00:39,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:39,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:00:39,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:39,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:00:39,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:39,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:40,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:00:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:00:40,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:00:40,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:00:40,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:00:40,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 07:00:40,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-05-01 07:00:40,359 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 27 [2021-05-01 07:00:40,635 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-05-01 07:00:40,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 07:00:40,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,676 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:40,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:40,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,818 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:40,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:40,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:40,975 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:41,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:41,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:41,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:41,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,280 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:41,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:41,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:41,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:41,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,570 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:41,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:41,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:41,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:41,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:41,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:42,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:42,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:42,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,237 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:42,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:42,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:42,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:42,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,583 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:42,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:42,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,751 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:42,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:42,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:42,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:43,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:43,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,163 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:43,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:43,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,406 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:43,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:43,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,644 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:43,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:43,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:43,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:44,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:44,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,112 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:44,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:44,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:44,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:44,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:44,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:44,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:44,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:45,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:45,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:45,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:45,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,441 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:45,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:45,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:45,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:45,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:45,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:46,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:46,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:46,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:46,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:46,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:46,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:46,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:46,575 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:46,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:46,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:46,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:46,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:47,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:47,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:47,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:47,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:47,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:47,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:47,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:48,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:48,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:48,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:48,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:48,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:48,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:00:48,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:48,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:49,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:49,044 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:00:49,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:49,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:00:49,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:49,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:49,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:00:49,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:00:49,440 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:00:49,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [44734782] [2021-05-01 07:00:49,440 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [44734782] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:00:49,440 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:00:49,441 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2021-05-01 07:00:49,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247715468] [2021-05-01 07:00:49,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-01 07:00:49,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:00:49,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-01 07:00:49,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=1866, Unknown=0, NotChecked=0, Total=2070 [2021-05-01 07:00:49,441 INFO L87 Difference]: Start difference. First operand 161 states and 164 transitions. Second operand has 44 states, 43 states have (on average 1.8837209302325582) internal successors, (81), 42 states have internal predecessors, (81), 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) [2021-05-01 07:00:55,423 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:00:55,965 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:00:56,477 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:00:56,978 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:00:58,415 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:01,328 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:03,854 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:04,404 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:06,317 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:06,865 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:07,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:01:07,660 INFO L93 Difference]: Finished difference Result 170 states and 175 transitions. [2021-05-01 07:01:07,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-05-01 07:01:07,669 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 43 states have (on average 1.8837209302325582) internal successors, (81), 42 states have internal predecessors, (81), 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 85 [2021-05-01 07:01:07,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:01:07,670 INFO L225 Difference]: With dead ends: 170 [2021-05-01 07:01:07,670 INFO L226 Difference]: Without dead ends: 163 [2021-05-01 07:01:07,671 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 5 SyntacticMatches, 37 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1044 ImplicationChecksByTransitivity, 17434.5ms TimeCoverageRelationStatistics Valid=504, Invalid=6468, Unknown=0, NotChecked=0, Total=6972 [2021-05-01 07:01:07,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-05-01 07:01:07,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2021-05-01 07:01:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 158 states have (on average 1.0253164556962024) internal successors, (162), 158 states have internal predecessors, (162), 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) [2021-05-01 07:01:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 166 transitions. [2021-05-01 07:01:07,695 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 166 transitions. Word has length 85 [2021-05-01 07:01:07,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:01:07,696 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 166 transitions. [2021-05-01 07:01:07,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 43 states have (on average 1.8837209302325582) internal successors, (81), 42 states have internal predecessors, (81), 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) [2021-05-01 07:01:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 166 transitions. [2021-05-01 07:01:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-05-01 07:01:07,697 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:01:07,697 INFO L519 BasicCegarLoop]: trace histogram [38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:01:07,697 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2021-05-01 07:01:07,697 INFO L428 AbstractCegarLoop]: === Iteration 65 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:01:07,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:01:07,697 INFO L82 PathProgramCache]: Analyzing trace with hash 87614826, now seen corresponding path program 27 times [2021-05-01 07:01:07,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:01:07,698 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355068076] [2021-05-01 07:01:07,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:01:07,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:07,715 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_165 2) 0)) (< (mod (+ v_main_~x~0_1613 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1613, main_~y~0=v_main_~y~0_165} OutVars{main_~x~0=v_main_~x~0_1613, main_~y~0=v_main_~y~0_165} AuxVars[] AssignedVars[] [2021-05-01 07:01:07,727 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:01:07,746 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,800 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,838 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:01:07,859 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,883 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:01:07,886 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:01:07,907 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:07,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,024 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,028 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:01:08,205 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:01:08,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:01:08,213 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:01:08,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:01:08,220 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1615 4294967296) 99) (not (= (mod v_main_~y~0_166 2) 0))) InVars {main_~x~0=v_main_~x~0_1615, main_~y~0=v_main_~y~0_166} OutVars{main_~x~0=v_main_~x~0_1615, main_~y~0=v_main_~y~0_166} AuxVars[] AssignedVars[] [2021-05-01 07:01:08,224 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:01:08,226 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,253 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,289 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:01:08,317 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:01:08,319 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:01:08,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,373 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,390 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,409 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,468 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:01:08,683 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:01:08,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:01:08,692 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:01:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:01:08,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:08,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:08,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:01:08,746 INFO L142 QuantifierPusher]: treesize reduction 22, result has 88.8 percent of original size [2021-05-01 07:01:08,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 07:01:09,108 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2021-05-01 07:01:09,116 INFO L142 QuantifierPusher]: treesize reduction 22, result has 90.0 percent of original size [2021-05-01 07:01:09,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-05-01 07:01:09,481 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2021-05-01 07:01:09,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:09,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:01:09,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:09,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:01:09,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:09,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:09,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:01:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:01:09,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:09,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:01:09,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:09,720 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:01:09,902 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:01:10,110 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:01:10,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:10,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,135 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:10,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:10,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,316 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:10,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:10,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,508 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:10,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:10,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,701 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:10,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:10,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:10,906 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:11,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:11,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,121 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:11,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:11,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:11,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:11,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:11,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:11,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:11,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:12,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:12,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:12,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:12,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:12,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,529 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:12,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:12,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:12,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:12,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,862 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:13,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:13,067 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:13,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:13,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:13,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:13,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:13,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:13,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:13,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:13,724 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:13,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:13,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:14,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:14,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:14,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:14,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:14,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:14,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:14,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,701 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:14,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:14,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:14,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:15,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:15,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:15,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,509 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:15,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:15,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,754 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:15,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:15,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:16,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:16,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:16,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,292 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:16,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:16,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,574 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:16,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:16,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:16,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:16,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:17,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:17,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:17,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,484 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:17,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:17,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:17,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:17,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:18,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:18,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:18,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:18,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:18,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:18,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:18,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:18,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:18,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:18,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:18,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:18,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:19,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:19,028 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:19,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:19,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:19,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:19,384 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:01:19,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:19,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:01:19,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:01:19,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:19,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:19,987 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:01:19,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355068076] [2021-05-01 07:01:19,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [355068076] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:01:19,987 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:01:19,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2021-05-01 07:01:19,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184865623] [2021-05-01 07:01:19,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-01 07:01:19,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:01:19,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-01 07:01:19,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=2029, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 07:01:19,988 INFO L87 Difference]: Start difference. First operand 163 states and 166 transitions. Second operand has 46 states, 45 states have (on average 1.8444444444444446) internal successors, (83), 44 states have internal predecessors, (83), 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) [2021-05-01 07:01:25,541 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:01:27,387 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:01:28,013 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:01:37,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:01:37,462 INFO L93 Difference]: Finished difference Result 172 states and 178 transitions. [2021-05-01 07:01:37,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-01 07:01:37,466 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 1.8444444444444446) internal successors, (83), 44 states have internal predecessors, (83), 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 87 [2021-05-01 07:01:37,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:01:37,467 INFO L225 Difference]: With dead ends: 172 [2021-05-01 07:01:37,467 INFO L226 Difference]: Without dead ends: 165 [2021-05-01 07:01:37,468 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 4 SyntacticMatches, 38 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 17712.0ms TimeCoverageRelationStatistics Valid=329, Invalid=6981, Unknown=0, NotChecked=0, Total=7310 [2021-05-01 07:01:37,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-05-01 07:01:37,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2021-05-01 07:01:37,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 160 states have (on average 1.025) internal successors, (164), 160 states have internal predecessors, (164), 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) [2021-05-01 07:01:37,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 168 transitions. [2021-05-01 07:01:37,486 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 168 transitions. Word has length 87 [2021-05-01 07:01:37,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:01:37,487 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 168 transitions. [2021-05-01 07:01:37,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 45 states have (on average 1.8444444444444446) internal successors, (83), 44 states have internal predecessors, (83), 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) [2021-05-01 07:01:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 168 transitions. [2021-05-01 07:01:37,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-05-01 07:01:37,488 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:01:37,488 INFO L519 BasicCegarLoop]: trace histogram [38, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:01:37,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2021-05-01 07:01:37,488 INFO L428 AbstractCegarLoop]: === Iteration 66 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:01:37,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:01:37,488 INFO L82 PathProgramCache]: Analyzing trace with hash 671223796, now seen corresponding path program 37 times [2021-05-01 07:01:37,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:01:37,489 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [464586244] [2021-05-01 07:01:37,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:01:37,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:37,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:01:37,503 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_167 2) 0) (< (mod (+ v_main_~x~0_1656 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1656, main_~y~0=v_main_~y~0_167} OutVars{main_~x~0=v_main_~x~0_1656, main_~y~0=v_main_~y~0_167} AuxVars[] AssignedVars[] [2021-05-01 07:01:37,505 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:01:37,508 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:37,551 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:01:37,571 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:37,596 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:01:37,697 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 1 [2021-05-01 07:01:37,699 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:01:38,066 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 1 [2021-05-01 07:01:38,067 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 07:01:38,070 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:01:38,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,248 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,263 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,328 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,356 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:01:38,825 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:01:38,830 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 07:01:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 07:01:38,833 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:01:38,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:01:38,841 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1658 4294967296) 99) (= (mod v_main_~y~0_168 2) 0)) InVars {main_~x~0=v_main_~x~0_1658, main_~y~0=v_main_~y~0_168} OutVars{main_~x~0=v_main_~x~0_1658, main_~y~0=v_main_~y~0_168} AuxVars[] AssignedVars[] [2021-05-01 07:01:38,845 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:01:38,855 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,870 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,882 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,896 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,899 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:38,995 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:01:39,055 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 07:01:39,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,131 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:01:39,165 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:01:39,167 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:01:39,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,350 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,352 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:01:39,982 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 07:01:39,987 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 07:01:39,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 07:01:39,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:39,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:01:39,996 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_169 2) 0)) (< (mod v_main_~x~0_1660 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1660, main_~y~0=v_main_~y~0_169} OutVars{main_~x~0=v_main_~x~0_1660, main_~y~0=v_main_~y~0_169} AuxVars[] AssignedVars[] [2021-05-01 07:01:40,007 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:01:40,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,072 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,133 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:01:40,147 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:01:40,166 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,168 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:01:40,185 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,260 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:01:40,452 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:01:40,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:01:40,469 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:01:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:01:40,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:40,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:40,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:01:40,535 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.2 percent of original size [2021-05-01 07:01:40,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 07:01:40,695 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 15 [2021-05-01 07:01:40,703 INFO L142 QuantifierPusher]: treesize reduction 82, result has 67.8 percent of original size [2021-05-01 07:01:40,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-05-01 07:01:41,101 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2021-05-01 07:01:41,108 INFO L142 QuantifierPusher]: treesize reduction 89, result has 65.6 percent of original size [2021-05-01 07:01:41,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-05-01 07:01:41,325 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 14 [2021-05-01 07:01:41,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:01:41,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:01:41,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:41,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:01:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:01:41,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:01:41,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:01:41,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:01:41,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:41,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 07:01:41,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-05-01 07:01:41,851 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 27 [2021-05-01 07:01:42,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 07:01:42,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:42,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:42,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,277 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:42,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:42,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:42,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:42,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,638 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:42,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:42,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:42,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:42,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:42,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,001 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:43,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:43,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,223 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:43,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:43,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:43,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:43,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:43,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:43,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:43,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:44,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:44,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:44,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:44,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:44,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:44,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,518 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:44,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:44,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,704 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:44,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:44,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:44,935 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:45,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:45,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:45,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,467 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:45,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:45,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,752 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:45,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:45,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:46,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,046 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:46,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:46,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:46,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:46,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,659 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:46,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:46,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:46,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:47,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:47,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:47,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:47,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:47,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:47,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:47,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:47,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:47,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:47,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:47,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:47,942 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:48,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:48,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:48,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:48,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:48,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:48,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:48,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:48,606 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:48,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:48,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:48,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:48,936 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:49,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:49,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:49,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:49,285 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:49,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:49,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:49,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:49,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:49,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:49,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:50,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:50,032 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:50,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:50,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:50,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:50,435 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:50,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:50,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:50,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:50,860 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:51,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:51,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:51,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:51,290 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:51,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:51,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:51,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:51,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:51,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:51,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:52,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:52,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:01:52,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:52,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:52,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:52,911 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:01:53,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:53,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:01:53,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:53,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:53,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:01:53,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:01:53,566 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:01:53,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [464586244] [2021-05-01 07:01:53,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [464586244] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:01:53,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:01:53,566 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-05-01 07:01:53,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446538546] [2021-05-01 07:01:53,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-01 07:01:53,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:01:53,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-01 07:01:53,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=1953, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 07:01:53,567 INFO L87 Difference]: Start difference. First operand 165 states and 168 transitions. Second operand has 45 states, 44 states have (on average 1.8863636363636365) internal successors, (83), 43 states have internal predecessors, (83), 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) [2021-05-01 07:01:53,908 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-01 07:01:54,292 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:01:54,836 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:01:55,899 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:56,452 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:57,557 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:58,255 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:58,975 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:01:59,717 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:00,353 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:01,136 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:01,870 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:03,327 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:04,574 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:05,331 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:05,991 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:06,602 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:07,214 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:12,693 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:13,317 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:13,954 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:14,566 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:15,256 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:15,979 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:16,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:02:16,596 INFO L93 Difference]: Finished difference Result 174 states and 179 transitions. [2021-05-01 07:02:16,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-01 07:02:16,604 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 1.8863636363636365) internal successors, (83), 43 states have internal predecessors, (83), 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 87 [2021-05-01 07:02:16,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:02:16,605 INFO L225 Difference]: With dead ends: 174 [2021-05-01 07:02:16,605 INFO L226 Difference]: Without dead ends: 167 [2021-05-01 07:02:16,606 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 5 SyntacticMatches, 38 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1091 ImplicationChecksByTransitivity, 21920.9ms TimeCoverageRelationStatistics Valid=517, Invalid=6793, Unknown=0, NotChecked=0, Total=7310 [2021-05-01 07:02:16,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-05-01 07:02:16,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2021-05-01 07:02:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 162 states have (on average 1.0246913580246915) internal successors, (166), 162 states have internal predecessors, (166), 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) [2021-05-01 07:02:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 170 transitions. [2021-05-01 07:02:16,626 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 170 transitions. Word has length 87 [2021-05-01 07:02:16,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:02:16,626 INFO L480 AbstractCegarLoop]: Abstraction has 167 states and 170 transitions. [2021-05-01 07:02:16,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 44 states have (on average 1.8863636363636365) internal successors, (83), 43 states have internal predecessors, (83), 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) [2021-05-01 07:02:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 170 transitions. [2021-05-01 07:02:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-05-01 07:02:16,627 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:02:16,627 INFO L519 BasicCegarLoop]: trace histogram [39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:02:16,627 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2021-05-01 07:02:16,627 INFO L428 AbstractCegarLoop]: === Iteration 67 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:02:16,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:02:16,628 INFO L82 PathProgramCache]: Analyzing trace with hash -602273627, now seen corresponding path program 28 times [2021-05-01 07:02:16,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:02:16,628 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1004550715] [2021-05-01 07:02:16,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:02:16,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:16,640 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1702 1) 4294967296) 99) (not (= (mod v_main_~y~0_170 2) 0))) InVars {main_~x~0=v_main_~x~0_1702, main_~y~0=v_main_~y~0_170} OutVars{main_~x~0=v_main_~x~0_1702, main_~y~0=v_main_~y~0_170} AuxVars[] AssignedVars[] [2021-05-01 07:02:16,653 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:02:16,666 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,675 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,689 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,702 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,714 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,717 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,768 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:02:16,792 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,813 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:02:16,815 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:02:16,832 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,851 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,891 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:16,926 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:02:17,108 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:02:17,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:02:17,115 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:02:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:02:17,149 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_171 2) 0)) (< (mod v_main_~x~0_1704 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1704, main_~y~0=v_main_~y~0_171} OutVars{main_~x~0=v_main_~x~0_1704, main_~y~0=v_main_~y~0_171} AuxVars[] AssignedVars[] [2021-05-01 07:02:17,153 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:02:17,180 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,210 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,220 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,259 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,341 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:02:17,389 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:02:17,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,420 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:02:17,454 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,535 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,560 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,611 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,615 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:02:17,952 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:02:17,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:02:17,964 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:02:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:02:17,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:17,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:17,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:02:18,043 INFO L142 QuantifierPusher]: treesize reduction 35, result has 77.1 percent of original size [2021-05-01 07:02:18,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-05-01 07:02:18,466 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2021-05-01 07:02:18,476 INFO L142 QuantifierPusher]: treesize reduction 44, result has 75.1 percent of original size [2021-05-01 07:02:18,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-05-01 07:02:18,833 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 25 [2021-05-01 07:02:18,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:18,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:02:18,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:18,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:02:18,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:18,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:19,084 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:02:19,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:02:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:02:19,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:02:19,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,103 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:02:19,311 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:02:19,518 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:02:19,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:19,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,543 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:19,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:19,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,728 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:19,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:19,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:19,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:20,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:20,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:20,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:20,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:20,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:20,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:20,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:20,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:20,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:20,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:20,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:21,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:21,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:21,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:21,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,402 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:21,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:21,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:21,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:21,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:21,943 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:22,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:22,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:22,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:22,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,508 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:22,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:22,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:22,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:22,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:23,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:23,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:23,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,297 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:23,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:23,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,640 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:23,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:23,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:23,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:24,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:24,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:24,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:24,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:24,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:24,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:24,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:24,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:24,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:24,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:24,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:24,942 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:25,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:25,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:25,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:25,257 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:25,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:25,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:25,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:25,651 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:25,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:25,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:26,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:26,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:26,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:26,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:26,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:26,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:26,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:26,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:26,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:26,898 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:27,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:27,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:27,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:27,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:27,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:27,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:27,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:27,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:28,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:28,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:28,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:28,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:28,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:28,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:28,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:28,745 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:29,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:29,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:29,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:29,219 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:29,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:29,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:29,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:29,533 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:29,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:29,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:30,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:30,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:30,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:30,330 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:30,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:30,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:30,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:30,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:31,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:31,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:31,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:31,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:02:31,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:31,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:31,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:31,725 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:31,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:31,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:02:32,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:32,246 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:02:32,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:32,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:32,625 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:02:32,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1004550715] [2021-05-01 07:02:32,625 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1004550715] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:02:32,625 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:02:32,625 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-05-01 07:02:32,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087672800] [2021-05-01 07:02:32,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-01 07:02:32,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:02:32,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-01 07:02:32,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=2100, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 07:02:32,627 INFO L87 Difference]: Start difference. First operand 167 states and 170 transitions. Second operand has 47 states, 46 states have (on average 1.8478260869565217) internal successors, (85), 45 states have internal predecessors, (85), 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) [2021-05-01 07:02:33,058 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-01 07:02:33,658 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:34,248 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:02:34,864 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:35,352 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:35,998 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:36,512 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:37,150 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:37,672 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:38,274 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:38,804 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:39,395 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:39,930 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:40,532 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:41,021 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:41,662 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:42,154 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:42,765 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:43,218 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:43,834 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:44,366 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:02:52,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:02:52,685 INFO L93 Difference]: Finished difference Result 176 states and 182 transitions. [2021-05-01 07:02:52,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-01 07:02:52,692 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 46 states have (on average 1.8478260869565217) internal successors, (85), 45 states have internal predecessors, (85), 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 89 [2021-05-01 07:02:52,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:02:52,693 INFO L225 Difference]: With dead ends: 176 [2021-05-01 07:02:52,693 INFO L226 Difference]: Without dead ends: 169 [2021-05-01 07:02:52,694 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 4 SyntacticMatches, 39 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1723 ImplicationChecksByTransitivity, 22721.4ms TimeCoverageRelationStatistics Valid=377, Invalid=7279, Unknown=0, NotChecked=0, Total=7656 [2021-05-01 07:02:52,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-05-01 07:02:52,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2021-05-01 07:02:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 164 states have (on average 1.024390243902439) internal successors, (168), 164 states have internal predecessors, (168), 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) [2021-05-01 07:02:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 172 transitions. [2021-05-01 07:02:52,713 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 172 transitions. Word has length 89 [2021-05-01 07:02:52,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:02:52,714 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 172 transitions. [2021-05-01 07:02:52,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 46 states have (on average 1.8478260869565217) internal successors, (85), 45 states have internal predecessors, (85), 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) [2021-05-01 07:02:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 172 transitions. [2021-05-01 07:02:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-05-01 07:02:52,714 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:02:52,715 INFO L519 BasicCegarLoop]: trace histogram [39, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:02:52,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2021-05-01 07:02:52,715 INFO L428 AbstractCegarLoop]: === Iteration 68 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:02:52,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:02:52,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1585422607, now seen corresponding path program 38 times [2021-05-01 07:02:52,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:02:52,715 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490214536] [2021-05-01 07:02:52,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:02:52,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:02:52,732 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1746 2) 4294967296) 99) (= (mod v_main_~y~0_172 2) 0)) InVars {main_~x~0=v_main_~x~0_1746, main_~y~0=v_main_~y~0_172} OutVars{main_~x~0=v_main_~x~0_1746, main_~y~0=v_main_~y~0_172} AuxVars[] AssignedVars[] [2021-05-01 07:02:52,735 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:02:52,751 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,787 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,790 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:52,859 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:02:52,901 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 07:02:52,947 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:02:52,989 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:02:52,992 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:02:53,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,037 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,188 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-05-01 07:02:53,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,239 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,365 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:02:53,791 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:02:53,796 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 07:02:53,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 07:02:53,799 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:02:53,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:02:53,807 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1748 4294967296) 99) (= (mod v_main_~y~0_173 2) 0)) InVars {main_~x~0=v_main_~x~0_1748, main_~y~0=v_main_~y~0_173} OutVars{main_~x~0=v_main_~x~0_1748, main_~y~0=v_main_~y~0_173} AuxVars[] AssignedVars[] [2021-05-01 07:02:53,810 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:02:53,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,833 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,847 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,864 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:53,896 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:02:53,973 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:02:54,054 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:02:54,079 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:02:54,144 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:02:54,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,255 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:02:54,257 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:02:54,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,335 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,363 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,460 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,462 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:02:54,805 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-01 07:02:54,810 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 07:02:54,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 07:02:54,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:02:54,821 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1750 4294967296) 99) (not (= (mod v_main_~y~0_174 2) 0))) InVars {main_~x~0=v_main_~x~0_1750, main_~y~0=v_main_~y~0_174} OutVars{main_~x~0=v_main_~x~0_1750, main_~y~0=v_main_~y~0_174} AuxVars[] AssignedVars[] [2021-05-01 07:02:54,824 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:02:54,827 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,852 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,919 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:02:54,937 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:02:54,939 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:02:54,955 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:54,997 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,030 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,072 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,087 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,090 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:02:55,266 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:02:55,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:02:55,274 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:02:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:02:55,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:55,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:55,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:02:55,331 INFO L142 QuantifierPusher]: treesize reduction 22, result has 77.1 percent of original size [2021-05-01 07:02:55,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-05-01 07:02:55,577 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 17 [2021-05-01 07:02:55,584 INFO L142 QuantifierPusher]: treesize reduction 108, result has 61.8 percent of original size [2021-05-01 07:02:55,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-05-01 07:02:55,983 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2021-05-01 07:02:55,989 INFO L142 QuantifierPusher]: treesize reduction 111, result has 60.5 percent of original size [2021-05-01 07:02:55,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-05-01 07:02:56,175 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 14 [2021-05-01 07:02:56,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:02:56,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:02:56,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:56,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:02:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:02:56,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:02:56,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:02:56,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-01 07:02:56,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:02:56,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 07:02:56,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 07:02:56,645 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 25 [2021-05-01 07:02:56,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:02:56,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:56,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:56,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:57,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:57,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:57,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,451 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:02:57,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:57,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,775 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:02:57,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:57,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:57,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:58,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:58,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:58,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:58,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,330 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:02:58,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:58,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,524 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:02:58,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:58,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:58,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:58,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:58,913 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:02:59,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:59,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,082 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:02:59,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:59,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:59,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:59,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:59,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:59,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:59,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:59,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:02:59,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:02:59,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:02:59,953 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:00,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,140 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:00,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:00,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:00,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:00,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:00,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:00,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:00,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:01,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:01,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:01,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:01,296 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:01,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:01,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:01,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:01,670 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:01,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:01,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:02,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:02,144 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:02,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:02,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:02,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:02,608 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:02,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:02,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:03,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:03,074 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:03,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:03,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:03,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:03,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:03,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:04,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:04,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:04,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:04,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:04,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:04,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:04,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:04,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:05,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:05,162 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:05,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:05,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:05,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:05,720 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:06,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:06,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:06,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:06,312 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:06,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:06,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:06,893 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:07,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:07,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:07,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:07,493 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:03:07,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:07,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:08,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:08,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:08,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:08,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:08,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:08,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:08,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:09,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:09,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:03:09,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:09,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:03:09,218 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:03:09,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490214536] [2021-05-01 07:03:09,219 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1490214536] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:03:09,219 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:03:09,219 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2021-05-01 07:03:09,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357779584] [2021-05-01 07:03:09,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-01 07:03:09,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:03:09,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-01 07:03:09,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=2042, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 07:03:09,220 INFO L87 Difference]: Start difference. First operand 169 states and 172 transitions. Second operand has 46 states, 45 states have (on average 1.8888888888888888) internal successors, (85), 44 states have internal predecessors, (85), 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) [2021-05-01 07:03:09,768 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-01 07:03:10,198 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:03:10,684 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:03:11,606 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:12,260 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:12,888 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:13,465 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:14,035 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:14,594 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:15,739 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:16,365 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:16,977 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:17,591 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:18,176 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:22,766 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:23,856 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:24,490 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:25,151 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:25,815 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:26,464 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:27,058 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:27,700 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:28,349 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:29,993 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:31,644 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:32,424 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:03:33,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:03:33,578 INFO L93 Difference]: Finished difference Result 178 states and 183 transitions. [2021-05-01 07:03:33,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-01 07:03:33,584 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 1.8888888888888888) internal successors, (85), 44 states have internal predecessors, (85), 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 89 [2021-05-01 07:03:33,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:03:33,585 INFO L225 Difference]: With dead ends: 178 [2021-05-01 07:03:33,585 INFO L226 Difference]: Without dead ends: 171 [2021-05-01 07:03:33,586 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 5 SyntacticMatches, 39 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1139 ImplicationChecksByTransitivity, 23117.1ms TimeCoverageRelationStatistics Valid=530, Invalid=7126, Unknown=0, NotChecked=0, Total=7656 [2021-05-01 07:03:33,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-05-01 07:03:33,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2021-05-01 07:03:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 166 states have (on average 1.0240963855421688) internal successors, (170), 166 states have internal predecessors, (170), 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) [2021-05-01 07:03:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 174 transitions. [2021-05-01 07:03:33,606 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 174 transitions. Word has length 89 [2021-05-01 07:03:33,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:03:33,606 INFO L480 AbstractCegarLoop]: Abstraction has 171 states and 174 transitions. [2021-05-01 07:03:33,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 45 states have (on average 1.8888888888888888) internal successors, (85), 44 states have internal predecessors, (85), 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) [2021-05-01 07:03:33,607 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 174 transitions. [2021-05-01 07:03:33,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-05-01 07:03:33,607 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:03:33,607 INFO L519 BasicCegarLoop]: trace histogram [40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:03:33,607 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2021-05-01 07:03:33,607 INFO L428 AbstractCegarLoop]: === Iteration 69 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:03:33,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:03:33,608 INFO L82 PathProgramCache]: Analyzing trace with hash 2134853920, now seen corresponding path program 29 times [2021-05-01 07:03:33,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:03:33,608 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452306035] [2021-05-01 07:03:33,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:03:33,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:03:33,622 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_175 2) 0)) (< (mod (+ v_main_~x~0_1793 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1793, main_~y~0=v_main_~y~0_175} OutVars{main_~x~0=v_main_~x~0_1793, main_~y~0=v_main_~y~0_175} AuxVars[] AssignedVars[] [2021-05-01 07:03:33,626 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:03:33,643 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,661 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,684 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,703 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,724 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,765 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:03:33,793 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:03:33,795 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:03:33,817 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,835 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,857 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:33,901 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:03:34,085 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:03:34,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:03:34,092 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:03:34,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:03:34,101 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1795 4294967296) 99) (not (= (mod v_main_~y~0_176 2) 0))) InVars {main_~x~0=v_main_~x~0_1795, main_~y~0=v_main_~y~0_176} OutVars{main_~x~0=v_main_~x~0_1795, main_~y~0=v_main_~y~0_176} AuxVars[] AssignedVars[] [2021-05-01 07:03:34,105 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:03:34,107 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,173 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:03:34,271 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:03:34,273 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:03:34,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,311 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,374 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,436 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:03:34,626 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:03:34,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:03:34,634 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:03:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:03:34,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:03:34,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:34,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:03:34,693 INFO L142 QuantifierPusher]: treesize reduction 36, result has 82.0 percent of original size [2021-05-01 07:03:34,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-05-01 07:03:35,056 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 33 [2021-05-01 07:03:35,062 INFO L142 QuantifierPusher]: treesize reduction 44, result has 78.4 percent of original size [2021-05-01 07:03:35,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-05-01 07:03:35,333 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2021-05-01 07:03:35,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:35,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:03:35,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:35,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:03:35,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:35,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:03:35,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:03:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:03:35,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:35,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:03:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:03:35,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:35,585 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:03:35,835 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:03:36,122 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-05-01 07:03:36,130 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:03:36,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:03:36,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,159 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:36,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:36,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,400 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:36,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:36,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,643 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:36,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:36,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:36,906 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:37,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:37,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:37,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:37,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,479 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:37,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:37,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,786 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:37,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:37,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:38,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:38,096 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:38,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:38,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:38,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:38,386 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:38,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:38,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:38,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:38,704 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:38,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:38,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:39,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:39,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:39,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:39,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:39,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:39,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:39,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:39,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:39,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:39,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:39,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:39,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:40,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:40,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:40,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:40,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:40,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:40,452 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:40,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:40,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:40,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:40,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:41,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:41,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:41,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:41,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:41,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:41,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:41,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:41,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:41,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:41,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:42,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:42,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:42,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:42,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:42,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:42,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:42,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:42,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:43,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:43,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:43,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:43,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:43,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:43,616 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:43,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:43,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:44,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:44,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:44,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:44,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:44,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:44,767 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:45,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:45,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:45,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:45,353 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:45,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:45,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:45,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:45,989 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:46,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:46,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:46,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:46,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:46,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:46,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:47,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:47,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:47,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:47,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:47,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:48,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:48,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:48,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:48,456 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:48,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:48,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:49,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:49,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:49,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:49,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:49,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:49,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:50,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:50,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:50,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:50,452 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:50,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:50,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:51,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:51,170 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:51,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:51,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:51,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:51,884 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:52,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:52,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:52,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:52,677 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:53,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:53,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:53,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:53,454 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:53,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:53,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:54,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:54,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:54,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:54,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:55,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:55,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:03:55,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:55,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:03:55,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:55,933 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:03:56,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:03:56,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:03:56,304 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:03:56,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [452306035] [2021-05-01 07:03:56,304 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [452306035] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:03:56,304 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:03:56,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-05-01 07:03:56,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633607988] [2021-05-01 07:03:56,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-01 07:03:56,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:03:56,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-01 07:03:56,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=2213, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 07:03:56,306 INFO L87 Difference]: Start difference. First operand 171 states and 174 transitions. Second operand has 48 states, 47 states have (on average 1.851063829787234) internal successors, (87), 46 states have internal predecessors, (87), 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) [2021-05-01 07:03:57,488 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:03,624 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:04,416 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:05,198 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:06,034 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:06,859 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:07,637 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:08,396 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:09,213 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:10,036 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:10,856 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:11,730 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:12,580 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:13,466 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:14,335 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:15,239 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:16,116 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:16,986 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:17,843 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:18,821 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:19,603 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:20,320 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:21,040 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:21,689 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:22,397 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:23,018 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:23,772 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:24,547 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:25,296 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:04:26,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:04:26,934 INFO L93 Difference]: Finished difference Result 180 states and 186 transitions. [2021-05-01 07:04:26,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-01 07:04:26,947 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 47 states have (on average 1.851063829787234) internal successors, (87), 46 states have internal predecessors, (87), 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 91 [2021-05-01 07:04:26,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:04:26,948 INFO L225 Difference]: With dead ends: 180 [2021-05-01 07:04:26,948 INFO L226 Difference]: Without dead ends: 173 [2021-05-01 07:04:26,949 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 4 SyntacticMatches, 40 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 32796.8ms TimeCoverageRelationStatistics Valid=345, Invalid=7665, Unknown=0, NotChecked=0, Total=8010 [2021-05-01 07:04:26,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-05-01 07:04:26,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-05-01 07:04:26,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 168 states have (on average 1.0238095238095237) internal successors, (172), 168 states have internal predecessors, (172), 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) [2021-05-01 07:04:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 176 transitions. [2021-05-01 07:04:26,974 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 176 transitions. Word has length 91 [2021-05-01 07:04:26,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:04:26,974 INFO L480 AbstractCegarLoop]: Abstraction has 173 states and 176 transitions. [2021-05-01 07:04:26,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 47 states have (on average 1.851063829787234) internal successors, (87), 46 states have internal predecessors, (87), 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) [2021-05-01 07:04:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 176 transitions. [2021-05-01 07:04:26,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-05-01 07:04:26,975 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:04:26,975 INFO L519 BasicCegarLoop]: trace histogram [40, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:04:26,975 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2021-05-01 07:04:26,975 INFO L428 AbstractCegarLoop]: === Iteration 70 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:04:26,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:04:26,976 INFO L82 PathProgramCache]: Analyzing trace with hash -1264131410, now seen corresponding path program 39 times [2021-05-01 07:04:26,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:04:26,976 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1924607793] [2021-05-01 07:04:26,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:04:26,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:04:27,004 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1838 2) 4294967296) 99) (= (mod v_main_~y~0_177 2) 0)) InVars {main_~x~0=v_main_~x~0_1838, main_~y~0=v_main_~y~0_177} OutVars{main_~x~0=v_main_~x~0_1838, main_~y~0=v_main_~y~0_177} AuxVars[] AssignedVars[] [2021-05-01 07:04:27,010 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:04:27,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,049 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,076 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,105 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,246 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 1 [2021-05-01 07:04:27,250 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 07:04:27,307 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:04:27,348 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:04:27,403 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:04:27,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,432 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:04:27,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,556 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,615 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,721 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:27,766 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:04:29,156 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:04:29,161 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 07:04:29,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 07:04:29,164 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:04:29,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:04:29,172 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_1840 4294967296) 99) (= (mod v_main_~y~0_178 2) 0)) InVars {main_~x~0=v_main_~x~0_1840, main_~y~0=v_main_~y~0_178} OutVars{main_~x~0=v_main_~x~0_1840, main_~y~0=v_main_~y~0_178} AuxVars[] AssignedVars[] [2021-05-01 07:04:29,175 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:04:29,189 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,233 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,236 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,274 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:04:29,334 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:04:29,409 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:04:29,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,535 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:04:29,591 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:04:29,660 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:04:29,663 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:04:29,692 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,717 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,805 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,874 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:29,932 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:04:30,330 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 07:04:30,334 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 07:04:30,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 07:04:30,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:04:30,345 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_179 2) 0)) (< (mod v_main_~x~0_1842 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1842, main_~y~0=v_main_~y~0_179} OutVars{main_~x~0=v_main_~x~0_1842, main_~y~0=v_main_~y~0_179} AuxVars[] AssignedVars[] [2021-05-01 07:04:30,348 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:04:30,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,376 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,400 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,411 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,437 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:04:30,477 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:04:30,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,506 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:04:30,527 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,591 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,621 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,624 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:04:30,840 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:04:30,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:04:30,850 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:04:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:04:30,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:04:30,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:30,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:04:30,903 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.8 percent of original size [2021-05-01 07:04:30,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 07:04:31,139 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2021-05-01 07:04:31,147 INFO L142 QuantifierPusher]: treesize reduction 76, result has 72.6 percent of original size [2021-05-01 07:04:31,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 201 [2021-05-01 07:04:31,572 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 26 [2021-05-01 07:04:31,581 INFO L142 QuantifierPusher]: treesize reduction 86, result has 71.1 percent of original size [2021-05-01 07:04:31,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-05-01 07:04:31,792 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 14 [2021-05-01 07:04:31,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:31,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:04:31,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:31,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:04:31,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:31,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:04:32,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:04:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:04:32,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:04:32,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:04:32,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:04:32,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:04:32,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-05-01 07:04:32,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-05-01 07:04:32,355 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2021-05-01 07:04:32,654 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-05-01 07:04:32,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 07:04:32,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,695 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:32,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:32,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:32,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:32,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:33,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,023 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:33,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:33,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,190 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:33,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:33,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,365 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:33,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:33,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:33,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:33,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,740 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:33,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:33,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:33,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:34,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:34,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,174 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:34,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:34,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,404 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:34,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:34,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:34,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:34,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:34,897 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:35,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:35,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:35,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:35,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:35,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:35,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,725 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:35,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:35,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:36,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:36,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:36,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,312 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:36,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:36,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,612 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:36,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:36,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:36,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:37,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:37,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:37,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:37,332 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:37,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:37,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:37,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:37,717 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:37,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:37,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:38,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:38,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:38,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:38,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:38,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:38,718 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:39,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:39,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:39,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:39,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:39,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:39,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:39,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:39,866 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:40,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:40,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:40,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:40,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:40,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:40,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:41,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:41,135 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:41,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:41,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:41,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:41,806 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:42,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:42,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:42,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:42,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:42,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:42,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:43,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:43,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:43,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:43,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:43,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:43,759 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:44,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:44,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:44,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:44,407 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:44,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:44,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:45,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:45,177 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:45,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:45,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:45,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:45,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:46,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:46,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:46,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:46,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:47,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:47,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:47,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:47,761 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:48,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:48,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:48,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:48,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:49,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:49,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:49,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:49,799 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:04:50,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:50,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:50,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:50,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:04:51,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:51,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:04:51,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:51,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:04:51,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:04:51,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:04:51,754 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:04:51,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1924607793] [2021-05-01 07:04:51,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1924607793] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:04:51,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:04:51,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-05-01 07:04:51,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168653716] [2021-05-01 07:04:51,755 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-01 07:04:51,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:04:51,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-01 07:04:51,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=2133, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 07:04:51,756 INFO L87 Difference]: Start difference. First operand 173 states and 176 transitions. Second operand has 47 states, 46 states have (on average 1.891304347826087) internal successors, (87), 45 states have internal predecessors, (87), 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) [2021-05-01 07:04:52,044 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-01 07:04:52,508 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:04:53,218 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:04:54,458 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:04:55,360 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:04:56,248 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:04:57,124 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:04:57,978 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:04:58,836 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:04:59,687 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:00,577 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:01,458 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:02,412 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:03,335 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:04,233 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:05,139 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:06,054 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:06,950 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:07,869 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:08,763 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:09,633 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:10,514 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:11,494 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:12,571 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:13,676 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:14,759 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:15,912 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:17,080 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:18,264 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:19,336 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:20,373 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:21,334 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:22,424 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:23,510 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:24,593 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:25,495 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:27,549 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:28,226 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:28,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:05:28,773 INFO L93 Difference]: Finished difference Result 182 states and 187 transitions. [2021-05-01 07:05:28,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-01 07:05:28,782 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 46 states have (on average 1.891304347826087) internal successors, (87), 45 states have internal predecessors, (87), 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 91 [2021-05-01 07:05:28,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:05:28,783 INFO L225 Difference]: With dead ends: 182 [2021-05-01 07:05:28,783 INFO L226 Difference]: Without dead ends: 175 [2021-05-01 07:05:28,784 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 5 SyntacticMatches, 40 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1188 ImplicationChecksByTransitivity, 35535.6ms TimeCoverageRelationStatistics Valid=543, Invalid=7467, Unknown=0, NotChecked=0, Total=8010 [2021-05-01 07:05:28,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-05-01 07:05:28,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2021-05-01 07:05:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 170 states have (on average 1.0235294117647058) internal successors, (174), 170 states have internal predecessors, (174), 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) [2021-05-01 07:05:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 178 transitions. [2021-05-01 07:05:28,808 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 178 transitions. Word has length 91 [2021-05-01 07:05:28,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:05:28,808 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 178 transitions. [2021-05-01 07:05:28,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 46 states have (on average 1.891304347826087) internal successors, (87), 45 states have internal predecessors, (87), 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) [2021-05-01 07:05:28,808 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 178 transitions. [2021-05-01 07:05:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-01 07:05:28,809 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:05:28,809 INFO L519 BasicCegarLoop]: trace histogram [41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:05:28,809 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-05-01 07:05:28,809 INFO L428 AbstractCegarLoop]: === Iteration 71 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:05:28,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:05:28,813 INFO L82 PathProgramCache]: Analyzing trace with hash -300525861, now seen corresponding path program 30 times [2021-05-01 07:05:28,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:05:28,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [707154381] [2021-05-01 07:05:28,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:05:28,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:05:28,844 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1886 1) 4294967296) 99) (not (= (mod v_main_~y~0_180 2) 0))) InVars {main_~x~0=v_main_~x~0_1886, main_~y~0=v_main_~y~0_180} OutVars{main_~x~0=v_main_~x~0_1886, main_~y~0=v_main_~y~0_180} AuxVars[] AssignedVars[] [2021-05-01 07:05:28,848 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:05:28,861 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,926 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:28,962 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:05:28,984 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:05:29,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,015 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:05:29,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,123 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,144 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,148 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:05:29,383 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:05:29,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:05:29,392 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:05:29,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:05:29,401 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_181 2) 0)) (< (mod v_main_~x~0_1888 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1888, main_~y~0=v_main_~y~0_181} OutVars{main_~x~0=v_main_~x~0_1888, main_~y~0=v_main_~y~0_181} AuxVars[] AssignedVars[] [2021-05-01 07:05:29,405 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:05:29,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,475 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,536 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:05:29,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,619 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:05:29,623 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:05:29,647 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:29,760 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:05:30,007 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:05:30,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:30,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:05:30,018 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:05:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:05:30,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:30,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:05:30,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:30,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:05:30,063 INFO L142 QuantifierPusher]: treesize reduction 36, result has 74.1 percent of original size [2021-05-01 07:05:30,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-05-01 07:05:30,455 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 24 [2021-05-01 07:05:30,464 INFO L142 QuantifierPusher]: treesize reduction 61, result has 65.5 percent of original size [2021-05-01 07:05:30,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-05-01 07:05:30,791 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2021-05-01 07:05:30,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:30,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:05:30,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:30,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:05:30,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:30,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:05:31,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:05:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:05:31,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:05:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:05:31,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,032 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:05:31,249 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:05:31,465 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:05:31,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:05:31,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,487 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:31,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:31,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:31,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:31,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,827 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:31,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:31,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:32,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:32,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:32,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,204 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:32,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:32,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:32,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:32,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,629 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:32,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:32,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:32,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:32,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:33,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,083 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:33,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:33,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,342 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:33,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:33,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:33,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:33,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,842 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:33,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:33,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:34,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,075 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:34,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:34,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,358 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:34,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:34,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:34,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:34,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:34,925 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:35,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:35,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:35,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:35,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:35,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:35,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:35,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:35,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:36,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:36,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:36,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:36,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:36,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:36,449 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:36,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:36,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:36,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:36,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:36,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:36,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:37,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:37,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:37,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:37,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:37,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:37,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:37,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:37,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:37,826 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:38,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:38,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:38,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:38,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:38,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:38,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:38,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:38,607 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:38,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:38,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:39,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:39,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:39,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:39,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:39,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:39,491 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:39,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:39,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:40,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:40,015 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:40,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:40,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:40,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:40,439 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:40,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:40,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:40,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:40,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:41,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:41,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:41,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:41,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:41,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:41,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:42,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:42,085 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:42,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:42,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:42,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:42,584 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:42,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:42,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:43,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:43,155 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:43,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:43,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:43,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:43,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:43,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:44,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:44,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:44,432 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:44,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:44,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:45,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:45,160 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:05:45,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:45,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:46,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:46,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:46,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:46,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:05:46,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:47,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:05:47,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:05:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:05:47,577 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:05:47,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [707154381] [2021-05-01 07:05:47,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [707154381] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:05:47,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:05:47,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2021-05-01 07:05:47,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241683130] [2021-05-01 07:05:47,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-01 07:05:47,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:05:47,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-01 07:05:47,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=2287, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 07:05:47,579 INFO L87 Difference]: Start difference. First operand 175 states and 178 transitions. Second operand has 49 states, 48 states have (on average 1.8541666666666667) internal successors, (89), 47 states have internal predecessors, (89), 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) [2021-05-01 07:05:48,376 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-01 07:05:49,385 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:50,282 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:05:51,170 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:51,770 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:52,565 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:53,240 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:54,086 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:54,763 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:55,613 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:56,303 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:57,209 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:57,916 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:58,844 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:05:59,610 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:00,482 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:01,125 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:01,899 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:02,510 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:03,267 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:03,861 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:05,401 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:05,998 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:06,656 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:07,167 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:08,005 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:08,548 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:09,152 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:09,604 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:10,218 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:10,717 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:11,349 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:11,913 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:12,542 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:13,049 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:13,733 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:14,340 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:15,094 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:15,696 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:16,469 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:06:17,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:06:17,569 INFO L93 Difference]: Finished difference Result 184 states and 190 transitions. [2021-05-01 07:06:17,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-01 07:06:17,581 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 48 states have (on average 1.8541666666666667) internal successors, (89), 47 states have internal predecessors, (89), 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 93 [2021-05-01 07:06:17,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:06:17,582 INFO L225 Difference]: With dead ends: 184 [2021-05-01 07:06:17,582 INFO L226 Difference]: Without dead ends: 177 [2021-05-01 07:06:17,583 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 41 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1893 ImplicationChecksByTransitivity, 29457.8ms TimeCoverageRelationStatistics Valid=395, Invalid=7977, Unknown=0, NotChecked=0, Total=8372 [2021-05-01 07:06:17,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2021-05-01 07:06:17,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2021-05-01 07:06:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 172 states have (on average 1.0232558139534884) internal successors, (176), 172 states have internal predecessors, (176), 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) [2021-05-01 07:06:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 180 transitions. [2021-05-01 07:06:17,604 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 180 transitions. Word has length 93 [2021-05-01 07:06:17,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:06:17,605 INFO L480 AbstractCegarLoop]: Abstraction has 177 states and 180 transitions. [2021-05-01 07:06:17,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 48 states have (on average 1.8541666666666667) internal successors, (89), 47 states have internal predecessors, (89), 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) [2021-05-01 07:06:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 180 transitions. [2021-05-01 07:06:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-01 07:06:17,606 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:06:17,606 INFO L519 BasicCegarLoop]: trace histogram [41, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:06:17,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-05-01 07:06:17,606 INFO L428 AbstractCegarLoop]: === Iteration 72 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:06:17,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:06:17,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1740936405, now seen corresponding path program 40 times [2021-05-01 07:06:17,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:06:17,607 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2126375941] [2021-05-01 07:06:17,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:06:17,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:17,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:06:17,630 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_182 2) 0) (< (mod (+ v_main_~x~0_1932 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1932, main_~y~0=v_main_~y~0_182} OutVars{main_~x~0=v_main_~x~0_1932, main_~y~0=v_main_~y~0_182} AuxVars[] AssignedVars[] [2021-05-01 07:06:17,637 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:06:17,640 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:17,703 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:06:17,808 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 07:06:17,812 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:06:17,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:17,975 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:06:18,128 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 1 [2021-05-01 07:06:18,132 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:06:18,189 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:06:18,218 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:06:18,221 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:06:18,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,532 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,576 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,607 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:18,609 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:06:19,112 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:06:19,118 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 07:06:19,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 07:06:19,123 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:06:19,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:06:19,132 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_183 2) 0) (< (mod v_main_~x~0_1934 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1934, main_~y~0=v_main_~y~0_183} OutVars{main_~x~0=v_main_~x~0_1934, main_~y~0=v_main_~y~0_183} AuxVars[] AssignedVars[] [2021-05-01 07:06:19,137 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:06:19,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,185 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,208 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,327 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 1 [2021-05-01 07:06:19,330 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 07:06:19,379 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:06:19,408 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,647 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 07:06:19,649 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:06:19,724 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:06:19,727 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:06:19,764 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,788 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,838 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,887 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:19,965 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:06:20,374 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 07:06:20,380 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 07:06:20,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 07:06:20,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:06:20,394 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_184 2) 0)) (< (mod v_main_~x~0_1936 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1936, main_~y~0=v_main_~y~0_184} OutVars{main_~x~0=v_main_~x~0_1936, main_~y~0=v_main_~y~0_184} AuxVars[] AssignedVars[] [2021-05-01 07:06:20,398 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:06:20,412 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,486 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,520 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:06:20,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,565 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:06:20,568 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:06:20,597 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,615 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,642 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,696 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,699 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:06:20,914 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:06:20,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:06:20,925 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:06:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:06:20,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:06:20,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:20,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:06:20,987 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.7 percent of original size [2021-05-01 07:06:20,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-05-01 07:06:21,260 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 19 [2021-05-01 07:06:21,269 INFO L142 QuantifierPusher]: treesize reduction 66, result has 69.6 percent of original size [2021-05-01 07:06:21,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-05-01 07:06:21,739 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2021-05-01 07:06:21,748 INFO L142 QuantifierPusher]: treesize reduction 73, result has 66.8 percent of original size [2021-05-01 07:06:21,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-05-01 07:06:21,977 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 14 [2021-05-01 07:06:21,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:21,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:06:22,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:22,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:06:22,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:22,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:06:22,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:06:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:06:22,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:06:22,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:06:22,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:22,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:06:22,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:22,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:06:22,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:22,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-05-01 07:06:22,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-05-01 07:06:23,073 WARN L205 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-05-01 07:06:23,748 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-01 07:06:23,758 INFO L142 QuantifierPusher]: treesize reduction 35, result has 79.4 percent of original size [2021-05-01 07:06:23,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:06:23,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:23,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-05-01 07:06:23,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-05-01 07:06:23,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:23,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:24,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:24,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:24,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:24,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:24,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:24,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:24,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:25,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:25,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:25,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:25,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:25,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:25,537 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:25,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:25,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:25,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:25,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:26,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:26,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:26,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:26,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:26,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:26,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:26,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:26,894 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:27,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:27,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:27,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:27,388 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:27,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:27,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:27,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:27,909 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:28,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:28,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:28,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:28,442 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:28,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:28,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:28,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:28,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:29,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:29,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:29,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:29,512 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:29,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:29,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:30,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:30,081 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:30,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:30,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:30,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:30,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:30,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:30,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:31,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:31,228 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:31,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:31,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:31,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:31,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:32,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:32,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:32,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:32,464 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:32,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:32,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:33,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:33,132 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:33,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:33,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:33,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:33,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:34,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:34,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:34,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:34,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:34,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:34,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:35,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:35,099 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:35,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:35,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:35,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:35,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:36,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:36,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:36,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:36,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:36,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:36,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:37,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:37,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:37,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:37,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:38,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:38,210 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:38,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:38,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:39,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:39,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:39,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:39,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:40,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:40,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:40,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:40,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:40,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:40,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:41,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:41,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:41,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:41,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:42,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:42,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:42,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:42,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:43,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:43,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:43,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:43,308 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:43,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:43,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:43,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:43,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:44,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:44,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:44,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:44,342 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:44,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:44,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:45,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:45,013 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:45,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:45,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:45,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:45,666 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:46,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:46,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:46,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:46,370 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:06:46,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:46,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:47,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:47,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:47,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:47,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:47,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:47,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:06:48,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:48,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:06:48,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:48,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:06:48,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:06:48,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:06:48,618 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:06:48,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2126375941] [2021-05-01 07:06:48,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2126375941] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:06:48,618 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:06:48,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-05-01 07:06:48,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807785084] [2021-05-01 07:06:48,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-01 07:06:48,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:06:48,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-01 07:06:48,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=2226, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 07:06:48,619 INFO L87 Difference]: Start difference. First operand 177 states and 180 transitions. Second operand has 48 states, 47 states have (on average 1.8936170212765957) internal successors, (89), 46 states have internal predecessors, (89), 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) [2021-05-01 07:06:49,167 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-01 07:06:49,685 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:06:50,377 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:06:51,561 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:06:52,271 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:07:05,273 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:07:05,886 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-01 07:07:08,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:07:08,501 INFO L93 Difference]: Finished difference Result 186 states and 191 transitions. [2021-05-01 07:07:08,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-01 07:07:08,508 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 47 states have (on average 1.8936170212765957) internal successors, (89), 46 states have internal predecessors, (89), 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 93 [2021-05-01 07:07:08,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:07:08,508 INFO L225 Difference]: With dead ends: 186 [2021-05-01 07:07:08,508 INFO L226 Difference]: Without dead ends: 179 [2021-05-01 07:07:08,509 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 5 SyntacticMatches, 41 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1238 ImplicationChecksByTransitivity, 33883.2ms TimeCoverageRelationStatistics Valid=556, Invalid=7816, Unknown=0, NotChecked=0, Total=8372 [2021-05-01 07:07:08,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2021-05-01 07:07:08,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2021-05-01 07:07:08,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 174 states have (on average 1.0229885057471264) internal successors, (178), 174 states have internal predecessors, (178), 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) [2021-05-01 07:07:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 182 transitions. [2021-05-01 07:07:08,529 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 182 transitions. Word has length 93 [2021-05-01 07:07:08,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:07:08,533 INFO L480 AbstractCegarLoop]: Abstraction has 179 states and 182 transitions. [2021-05-01 07:07:08,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 47 states have (on average 1.8936170212765957) internal successors, (89), 46 states have internal predecessors, (89), 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) [2021-05-01 07:07:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 182 transitions. [2021-05-01 07:07:08,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-05-01 07:07:08,534 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:07:08,534 INFO L519 BasicCegarLoop]: trace histogram [42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:07:08,534 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2021-05-01 07:07:08,534 INFO L428 AbstractCegarLoop]: === Iteration 73 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:07:08,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:07:08,534 INFO L82 PathProgramCache]: Analyzing trace with hash 56680918, now seen corresponding path program 31 times [2021-05-01 07:07:08,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:07:08,534 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [167876056] [2021-05-01 07:07:08,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:07:08,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:08,545 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_1981 1) 4294967296) 99) (not (= (mod v_main_~y~0_185 2) 0))) InVars {main_~x~0=v_main_~x~0_1981, main_~y~0=v_main_~y~0_185} OutVars{main_~x~0=v_main_~x~0_1981, main_~y~0=v_main_~y~0_185} AuxVars[] AssignedVars[] [2021-05-01 07:07:08,548 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:07:08,550 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,593 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:07:08,627 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:07:08,629 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:07:08,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,668 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,681 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,695 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,713 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,733 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,754 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,764 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,766 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:07:08,930 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:07:08,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:07:08,937 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:07:08,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:07:08,943 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_186 2) 0)) (< (mod v_main_~x~0_1983 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_1983, main_~y~0=v_main_~y~0_186} OutVars{main_~x~0=v_main_~x~0_1983, main_~y~0=v_main_~y~0_186} AuxVars[] AssignedVars[] [2021-05-01 07:07:08,946 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:07:08,949 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,971 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:08,994 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:07:09,018 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:07:09,021 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:07:09,037 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,057 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,117 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,127 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,137 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,170 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:07:09,341 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:07:09,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:07:09,347 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:07:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:07:09,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:09,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:07:09,399 INFO L142 QuantifierPusher]: treesize reduction 21, result has 87.3 percent of original size [2021-05-01 07:07:09,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-05-01 07:07:09,615 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 24 [2021-05-01 07:07:09,622 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.1 percent of original size [2021-05-01 07:07:09,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-05-01 07:07:09,927 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2021-05-01 07:07:09,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:07:09,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:07:09,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:09,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:10,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:07:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:07:10,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:07:10,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,111 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:07:10,266 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:07:10,432 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:07:10,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:10,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,453 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:10,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:10,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:10,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:10,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:10,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:10,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,823 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:10,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:10,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:10,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:11,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:11,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,094 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:11,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:11,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:11,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:11,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:11,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:11,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,565 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:11,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:11,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,741 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:11,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:11,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:11,898 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:12,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:12,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:12,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:12,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:12,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:12,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:12,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:12,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:12,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:12,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:12,913 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:13,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:13,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,102 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:13,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:13,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:13,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:13,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:13,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:13,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:13,891 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:14,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:14,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,147 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:14,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:14,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:14,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:14,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:14,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:14,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:15,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:15,129 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:15,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:15,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:15,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:15,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:15,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:15,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:15,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:15,787 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:15,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:15,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:16,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:16,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:16,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:16,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:16,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:16,428 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:16,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:16,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:16,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:16,720 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:16,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:16,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:17,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:17,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:17,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:17,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:17,429 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:17,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:17,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:17,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:18,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:18,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:18,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:18,154 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:18,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:18,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:18,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:18,560 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:18,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:18,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:18,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:18,871 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:19,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:19,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:19,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:19,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:19,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:19,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:19,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:19,598 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:19,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:19,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:19,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:19,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:20,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:20,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:20,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:20,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:20,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:20,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:20,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:20,734 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:20,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:20,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:21,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:21,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:07:21,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:21,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:07:21,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:21,485 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:07:21,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:21,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:21,653 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:07:21,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [167876056] [2021-05-01 07:07:21,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [167876056] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:07:21,653 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:07:21,653 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2021-05-01 07:07:21,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584892809] [2021-05-01 07:07:21,654 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-01 07:07:21,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:07:21,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-01 07:07:21,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=2384, Unknown=0, NotChecked=0, Total=2550 [2021-05-01 07:07:21,654 INFO L87 Difference]: Start difference. First operand 179 states and 182 transitions. Second operand has 50 states, 49 states have (on average 1.8571428571428572) internal successors, (91), 48 states have internal predecessors, (91), 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) [2021-05-01 07:07:35,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:07:35,563 INFO L93 Difference]: Finished difference Result 193 states and 201 transitions. [2021-05-01 07:07:35,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-01 07:07:35,568 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 49 states have (on average 1.8571428571428572) internal successors, (91), 48 states have internal predecessors, (91), 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 95 [2021-05-01 07:07:35,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:07:35,569 INFO L225 Difference]: With dead ends: 193 [2021-05-01 07:07:35,569 INFO L226 Difference]: Without dead ends: 183 [2021-05-01 07:07:35,569 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 4 SyntacticMatches, 42 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2180 ImplicationChecksByTransitivity, 17838.2ms TimeCoverageRelationStatistics Valid=439, Invalid=8873, Unknown=0, NotChecked=0, Total=9312 [2021-05-01 07:07:35,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2021-05-01 07:07:35,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 182. [2021-05-01 07:07:35,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 177 states have (on average 1.0225988700564972) internal successors, (181), 177 states have internal predecessors, (181), 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) [2021-05-01 07:07:35,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 185 transitions. [2021-05-01 07:07:35,601 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 185 transitions. Word has length 95 [2021-05-01 07:07:35,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:07:35,602 INFO L480 AbstractCegarLoop]: Abstraction has 182 states and 185 transitions. [2021-05-01 07:07:35,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 49 states have (on average 1.8571428571428572) internal successors, (91), 48 states have internal predecessors, (91), 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) [2021-05-01 07:07:35,602 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 185 transitions. [2021-05-01 07:07:35,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-05-01 07:07:35,602 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:07:35,602 INFO L519 BasicCegarLoop]: trace histogram [42, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:07:35,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2021-05-01 07:07:35,602 INFO L428 AbstractCegarLoop]: === Iteration 74 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:07:35,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:07:35,603 INFO L82 PathProgramCache]: Analyzing trace with hash -389035928, now seen corresponding path program 41 times [2021-05-01 07:07:35,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:07:35,603 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1056083909] [2021-05-01 07:07:35,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:07:35,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:07:35,614 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_2028 2) 4294967296) 99) (= (mod v_main_~y~0_187 2) 0)) InVars {main_~x~0=v_main_~x~0_2028, main_~y~0=v_main_~y~0_187} OutVars{main_~x~0=v_main_~x~0_2028, main_~y~0=v_main_~y~0_187} AuxVars[] AssignedVars[] [2021-05-01 07:07:35,616 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:07:35,618 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,662 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:07:35,682 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:07:35,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,721 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:07:35,735 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:07:35,769 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:07:35,781 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:07:35,782 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:07:35,798 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,872 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,956 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,965 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,970 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:35,972 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:07:36,180 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:07:36,183 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.0 percent of original size [2021-05-01 07:07:36,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 07:07:36,185 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:07:36,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:07:36,190 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_188 2) 0) (< (mod v_main_~x~0_2030 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_2030, main_~y~0=v_main_~y~0_188} OutVars{main_~x~0=v_main_~x~0_2030, main_~y~0=v_main_~y~0_188} AuxVars[] AssignedVars[] [2021-05-01 07:07:36,192 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:07:36,194 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,256 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:07:36,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,298 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:07:36,350 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:07:36,435 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:07:36,436 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:07:36,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,462 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,692 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2021-05-01 07:07:36,693 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,712 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,734 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,754 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:36,761 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:07:37,334 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-01 07:07:37,337 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 07:07:37,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 07:07:37,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:07:37,344 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_2032 4294967296) 99) (not (= (mod v_main_~y~0_189 2) 0))) InVars {main_~x~0=v_main_~x~0_2032, main_~y~0=v_main_~y~0_189} OutVars{main_~x~0=v_main_~x~0_2032, main_~y~0=v_main_~y~0_189} AuxVars[] AssignedVars[] [2021-05-01 07:07:37,347 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:07:37,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,373 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,390 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,407 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,436 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:07:37,452 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:07:37,454 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:07:37,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,479 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,496 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,509 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,522 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,524 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:07:37,667 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:07:37,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:07:37,671 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:07:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:07:37,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:37,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:07:37,703 INFO L142 QuantifierPusher]: treesize reduction 6, result has 93.5 percent of original size [2021-05-01 07:07:37,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 07:07:37,854 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 20 [2021-05-01 07:07:37,858 INFO L142 QuantifierPusher]: treesize reduction 83, result has 67.7 percent of original size [2021-05-01 07:07:37,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 174 [2021-05-01 07:07:38,169 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2021-05-01 07:07:38,174 INFO L142 QuantifierPusher]: treesize reduction 90, result has 65.3 percent of original size [2021-05-01 07:07:38,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-05-01 07:07:38,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:07:38,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:07:38,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:38,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:07:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:07:38,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:07:38,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-01 07:07:38,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:07:38,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 07:07:38,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 07:07:38,593 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 25 [2021-05-01 07:07:38,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:07:38,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:38,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:38,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,854 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:38,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:38,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:38,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:39,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,057 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:39,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,160 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:39,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:39,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:39,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:39,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,654 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:39,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,783 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:39,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:39,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:39,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:40,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:40,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,102 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:40,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:40,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,277 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:40,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:40,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,454 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:40,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:40,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:40,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:40,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,786 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:40,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:40,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:40,988 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:41,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:41,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,221 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:41,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:41,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,435 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:41,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:41,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:41,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:41,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:41,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:41,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:42,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:42,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:42,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:42,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:42,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,579 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:42,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:42,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:42,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:43,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:43,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:43,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:43,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:43,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,639 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:43,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:43,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:43,922 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:44,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:44,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:44,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:44,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:44,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:44,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:44,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:44,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:45,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:45,111 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:45,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:45,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:45,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:45,460 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:45,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:45,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:45,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:45,810 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:45,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:45,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:46,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:46,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:46,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:46,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:46,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:46,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:07:46,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:46,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:46,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:46,857 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:47,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:47,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:47,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:47,178 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:47,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:47,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:47,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:47,521 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:47,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:47,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:47,865 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:07:48,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:48,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:07:48,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:48,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:48,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:07:48,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:07:48,218 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:07:48,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1056083909] [2021-05-01 07:07:48,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1056083909] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:07:48,218 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:07:48,218 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2021-05-01 07:07:48,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548177279] [2021-05-01 07:07:48,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-01 07:07:48,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:07:48,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-01 07:07:48,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=229, Invalid=2321, Unknown=0, NotChecked=0, Total=2550 [2021-05-01 07:07:48,219 INFO L87 Difference]: Start difference. First operand 182 states and 185 transitions. Second operand has 49 states, 48 states have (on average 1.8958333333333333) internal successors, (91), 47 states have internal predecessors, (91), 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) [2021-05-01 07:08:05,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:08:05,892 INFO L93 Difference]: Finished difference Result 191 states and 196 transitions. [2021-05-01 07:08:05,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-01 07:08:05,898 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 48 states have (on average 1.8958333333333333) internal successors, (91), 47 states have internal predecessors, (91), 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 95 [2021-05-01 07:08:05,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:08:05,899 INFO L225 Difference]: With dead ends: 191 [2021-05-01 07:08:05,899 INFO L226 Difference]: Without dead ends: 184 [2021-05-01 07:08:05,900 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 5 SyntacticMatches, 42 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1289 ImplicationChecksByTransitivity, 17528.7ms TimeCoverageRelationStatistics Valid=569, Invalid=8173, Unknown=0, NotChecked=0, Total=8742 [2021-05-01 07:08:05,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-05-01 07:08:05,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2021-05-01 07:08:05,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 179 states have (on average 1.0223463687150838) internal successors, (183), 179 states have internal predecessors, (183), 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) [2021-05-01 07:08:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 187 transitions. [2021-05-01 07:08:05,935 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 187 transitions. Word has length 95 [2021-05-01 07:08:05,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:08:05,937 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 187 transitions. [2021-05-01 07:08:05,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 48 states have (on average 1.8958333333333333) internal successors, (91), 47 states have internal predecessors, (91), 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) [2021-05-01 07:08:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 187 transitions. [2021-05-01 07:08:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-05-01 07:08:05,938 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:08:05,938 INFO L519 BasicCegarLoop]: trace histogram [43, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:08:05,938 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2021-05-01 07:08:05,938 INFO L428 AbstractCegarLoop]: === Iteration 75 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:08:05,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:08:05,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1707199077, now seen corresponding path program 42 times [2021-05-01 07:08:05,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:08:05,939 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [766613050] [2021-05-01 07:08:05,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:08:05,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:05,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:08:05,951 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod (+ v_main_~x~0_2078 2) 4294967296) 99) (= (mod v_main_~y~0_190 2) 0)) InVars {main_~x~0=v_main_~x~0_2078, main_~y~0=v_main_~y~0_190} OutVars{main_~x~0=v_main_~x~0_2078, main_~y~0=v_main_~y~0_190} AuxVars[] AssignedVars[] [2021-05-01 07:08:05,954 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:08:05,956 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:05,986 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:08:06,049 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:08:06,109 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,131 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 07:08:06,163 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:08:06,165 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:08:06,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,235 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,355 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,368 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,386 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:08:06,918 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:08:06,923 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 07:08:06,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 07:08:06,925 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:08:06,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:08:06,932 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_2080 4294967296) 99) (= (mod v_main_~y~0_191 2) 0)) InVars {main_~x~0=v_main_~x~0_2080, main_~y~0=v_main_~y~0_191} OutVars{main_~x~0=v_main_~x~0_2080, main_~y~0=v_main_~y~0_191} AuxVars[] AssignedVars[] [2021-05-01 07:08:06,934 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:08:06,937 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:06,971 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:08:07,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,042 INFO L108 tifierPushTermWalker]: treesize reduction 25, result has 3.8 percent of original size [2021-05-01 07:08:07,064 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:08:07,099 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:08:07,282 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 07:08:07,284 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:08:07,312 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:08:07,315 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:08:07,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,367 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,396 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,523 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,531 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,534 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:08:07,803 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-01 07:08:07,807 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.2 percent of original size [2021-05-01 07:08:07,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-05-01 07:08:07,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:08:07,816 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_192 2) 0)) (< (mod v_main_~x~0_2082 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_2082, main_~y~0=v_main_~y~0_192} OutVars{main_~x~0=v_main_~x~0_2082, main_~y~0=v_main_~y~0_192} AuxVars[] AssignedVars[] [2021-05-01 07:08:07,819 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:08:07,827 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,839 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,849 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,860 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,873 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,934 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:08:07,954 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:08:07,956 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:08:07,969 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:07,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,042 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,062 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:08:08,217 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:08:08,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:08:08,223 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:08:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:08:08,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:08,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:08:08,265 INFO L142 QuantifierPusher]: treesize reduction 6, result has 94.4 percent of original size [2021-05-01 07:08:08,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:08:08,452 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 21 [2021-05-01 07:08:08,458 INFO L142 QuantifierPusher]: treesize reduction 51, result has 78.7 percent of original size [2021-05-01 07:08:08,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-05-01 07:08:08,745 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2021-05-01 07:08:08,751 INFO L142 QuantifierPusher]: treesize reduction 59, result has 77.3 percent of original size [2021-05-01 07:08:08,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 201 [2021-05-01 07:08:08,900 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 14 [2021-05-01 07:08:08,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:08:08,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:08:08,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:08,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:09,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:08:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:08:09,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:08:09,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-05-01 07:08:09,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:08:09,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-05-01 07:08:09,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-05-01 07:08:09,431 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-01 07:08:09,733 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-01 07:08:09,738 INFO L142 QuantifierPusher]: treesize reduction 35, result has 78.9 percent of original size [2021-05-01 07:08:09,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:08:09,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:08:09,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-05-01 07:08:09,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,773 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:09,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:09,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:09,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:09,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:10,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:10,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:10,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:10,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:10,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,729 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:10,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:10,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:10,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:10,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:11,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,035 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:11,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:11,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,225 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:11,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:11,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,426 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:11,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:11,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:11,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,847 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:11,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:11,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:12,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,075 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:12,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:12,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:12,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:12,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,570 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:12,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:12,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:12,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:12,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:13,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:13,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:13,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,327 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:13,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:13,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:13,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:13,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:13,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:14,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:14,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:14,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:14,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,475 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:14,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:14,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,793 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:14,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:14,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:15,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:15,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:15,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:15,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:15,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:15,456 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:15,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:15,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:15,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:15,795 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:15,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:15,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:16,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:16,142 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:16,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:16,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:16,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:16,504 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:16,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:16,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:16,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:16,872 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:17,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:17,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:17,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:17,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:17,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:17,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:17,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:17,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:17,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:17,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:18,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:18,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:18,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:18,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:18,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:18,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:18,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:18,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:18,818 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:19,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:19,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:19,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:19,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:19,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:19,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:19,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:19,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:19,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:19,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:19,950 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:20,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:20,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:20,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:20,319 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:20,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:20,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:20,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:20,676 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:08:20,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:20,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:21,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:21,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:21,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:21,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:21,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:21,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:21,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:21,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:21,376 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:08:21,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [766613050] [2021-05-01 07:08:21,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [766613050] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:08:21,376 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:08:21,376 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2021-05-01 07:08:21,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712161690] [2021-05-01 07:08:21,376 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-01 07:08:21,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:08:21,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-01 07:08:21,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=2418, Unknown=0, NotChecked=0, Total=2652 [2021-05-01 07:08:21,377 INFO L87 Difference]: Start difference. First operand 184 states and 187 transitions. Second operand has 50 states, 49 states have (on average 1.8979591836734695) internal successors, (93), 48 states have internal predecessors, (93), 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) [2021-05-01 07:08:38,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:08:38,883 INFO L93 Difference]: Finished difference Result 193 states and 198 transitions. [2021-05-01 07:08:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-01 07:08:38,889 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 49 states have (on average 1.8979591836734695) internal successors, (93), 48 states have internal predecessors, (93), 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 97 [2021-05-01 07:08:38,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:08:38,890 INFO L225 Difference]: With dead ends: 193 [2021-05-01 07:08:38,890 INFO L226 Difference]: Without dead ends: 186 [2021-05-01 07:08:38,891 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 5 SyntacticMatches, 43 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 19806.2ms TimeCoverageRelationStatistics Valid=582, Invalid=8538, Unknown=0, NotChecked=0, Total=9120 [2021-05-01 07:08:38,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2021-05-01 07:08:38,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 186. [2021-05-01 07:08:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 181 states have (on average 1.022099447513812) internal successors, (185), 181 states have internal predecessors, (185), 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) [2021-05-01 07:08:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 189 transitions. [2021-05-01 07:08:38,910 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 189 transitions. Word has length 97 [2021-05-01 07:08:38,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:08:38,910 INFO L480 AbstractCegarLoop]: Abstraction has 186 states and 189 transitions. [2021-05-01 07:08:38,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 49 states have (on average 1.8979591836734695) internal successors, (93), 48 states have internal predecessors, (93), 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) [2021-05-01 07:08:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 189 transitions. [2021-05-01 07:08:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-05-01 07:08:38,911 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:08:38,911 INFO L519 BasicCegarLoop]: trace histogram [44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:08:38,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2021-05-01 07:08:38,911 INFO L428 AbstractCegarLoop]: === Iteration 76 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:08:38,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:08:38,911 INFO L82 PathProgramCache]: Analyzing trace with hash -151310452, now seen corresponding path program 32 times [2021-05-01 07:08:38,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:08:38,911 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1924648678] [2021-05-01 07:08:38,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:08:38,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:38,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:08:38,923 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= 0 (mod v_main_~y~0_193 2))) (< (mod (+ v_main_~x~0_2129 1) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_2129, main_~y~0=v_main_~y~0_193} OutVars{main_~x~0=v_main_~x~0_2129, main_~y~0=v_main_~y~0_193} AuxVars[] AssignedVars[] [2021-05-01 07:08:38,926 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size [2021-05-01 07:08:38,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:38,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:38,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:38,976 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:38,986 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:38,989 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,020 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:08:39,042 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,062 INFO L108 tifierPushTermWalker]: treesize reduction 15, result has 6.3 percent of original size [2021-05-01 07:08:39,065 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:08:39,079 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,117 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,156 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 78.5 percent of original size 73 [2021-05-01 07:08:39,322 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-05-01 07:08:39,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 07:08:39,329 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:08:39,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:08:39,336 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< (mod v_main_~x~0_2131 4294967296) 99) (not (= (mod v_main_~y~0_194 2) 0))) InVars {main_~x~0=v_main_~x~0_2131, main_~y~0=v_main_~y~0_194} OutVars{main_~x~0=v_main_~x~0_2131, main_~y~0=v_main_~y~0_194} AuxVars[] AssignedVars[] [2021-05-01 07:08:39,339 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:08:39,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,369 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,377 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,390 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,412 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:08:39,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,466 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:08:39,468 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:08:39,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,504 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,522 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,541 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,567 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:08:39,757 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:08:39,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:08:39,765 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:08:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:08:39,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:39,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:39,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:08:39,815 INFO L142 QuantifierPusher]: treesize reduction 21, result has 86.1 percent of original size [2021-05-01 07:08:39,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-05-01 07:08:40,180 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 23 [2021-05-01 07:08:40,187 INFO L142 QuantifierPusher]: treesize reduction 21, result has 89.2 percent of original size [2021-05-01 07:08:40,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-05-01 07:08:40,545 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2021-05-01 07:08:40,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:40,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:08:40,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:40,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:08:40,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:40,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:40,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:08:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:08:40,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:40,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:40,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:08:40,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:40,704 INFO L147 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size 28 [2021-05-01 07:08:40,837 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-05-01 07:08:40,984 INFO L142 QuantifierPusher]: treesize reduction 25, result has 26.5 percent of original size [2021-05-01 07:08:40,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:08:40,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:40,998 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:41,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,109 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:41,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:41,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:41,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:41,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,596 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:41,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:41,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:41,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,888 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:41,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:41,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:42,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,037 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:42,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:42,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,212 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:42,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:42,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,375 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:42,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:42,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,559 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:42,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:42,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,722 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:42,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:42,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:42,915 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:43,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:43,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,091 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:43,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:43,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,304 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:43,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:43,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,499 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:43,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:43,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:43,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:43,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:43,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:44,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:44,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,215 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:44,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:44,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:44,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:44,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:44,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:44,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:44,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:45,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:45,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:45,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:45,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:45,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:45,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:45,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:46,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:46,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:46,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,360 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:46,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:46,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,634 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:46,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:46,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:46,962 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:47,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:47,243 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:47,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:47,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:47,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:47,591 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:47,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:47,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:47,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:47,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:48,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:48,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:48,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:48,219 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:48,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:48,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:48,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:48,535 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:48,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:48,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:48,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:48,901 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:49,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:49,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:49,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:49,218 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:49,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:49,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:49,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:49,630 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:49,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:49,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:49,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:49,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:50,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:50,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:50,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:50,356 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:50,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:50,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:50,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:50,696 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:50,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:50,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:51,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:51,135 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:08:51,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:51,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:51,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:51,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:51,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:08:51,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:51,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:08:52,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:08:52,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:08:52,119 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:08:52,119 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1924648678] [2021-05-01 07:08:52,119 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1924648678] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:08:52,119 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:08:52,119 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2021-05-01 07:08:52,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429771530] [2021-05-01 07:08:52,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-05-01 07:08:52,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:08:52,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-05-01 07:08:52,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2583, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 07:08:52,120 INFO L87 Difference]: Start difference. First operand 186 states and 189 transitions. Second operand has 52 states, 51 states have (on average 1.8627450980392157) internal successors, (95), 50 states have internal predecessors, (95), 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) [2021-05-01 07:09:09,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:09:09,408 INFO L93 Difference]: Finished difference Result 201 states and 210 transitions. [2021-05-01 07:09:09,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-01 07:09:09,414 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 51 states have (on average 1.8627450980392157) internal successors, (95), 50 states have internal predecessors, (95), 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 99 [2021-05-01 07:09:09,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:09:09,414 INFO L225 Difference]: With dead ends: 201 [2021-05-01 07:09:09,414 INFO L226 Difference]: Without dead ends: 191 [2021-05-01 07:09:09,415 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 4 SyntacticMatches, 44 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2392 ImplicationChecksByTransitivity, 19383.3ms TimeCoverageRelationStatistics Valid=458, Invalid=9642, Unknown=0, NotChecked=0, Total=10100 [2021-05-01 07:09:09,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-05-01 07:09:09,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-05-01 07:09:09,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 186 states have (on average 1.021505376344086) internal successors, (190), 186 states have internal predecessors, (190), 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) [2021-05-01 07:09:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 194 transitions. [2021-05-01 07:09:09,442 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 194 transitions. Word has length 99 [2021-05-01 07:09:09,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:09:09,442 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 194 transitions. [2021-05-01 07:09:09,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 51 states have (on average 1.8627450980392157) internal successors, (95), 50 states have internal predecessors, (95), 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) [2021-05-01 07:09:09,442 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 194 transitions. [2021-05-01 07:09:09,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-05-01 07:09:09,443 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:09:09,443 INFO L519 BasicCegarLoop]: trace histogram [44, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:09:09,443 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2021-05-01 07:09:09,443 INFO L428 AbstractCegarLoop]: === Iteration 77 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:09:09,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:09:09,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1849377058, now seen corresponding path program 43 times [2021-05-01 07:09:09,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:09:09,443 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1875567667] [2021-05-01 07:09:09,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:09:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:09:09,456 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_195 2) 0) (< (mod (+ v_main_~x~0_2178 2) 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_2178, main_~y~0=v_main_~y~0_195} OutVars{main_~x~0=v_main_~x~0_2178, main_~y~0=v_main_~y~0_195} AuxVars[] AssignedVars[] [2021-05-01 07:09:09,458 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size [2021-05-01 07:09:09,460 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,560 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:09:09,652 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:09:09,679 INFO L108 tifierPushTermWalker]: treesize reduction 27, result has 3.6 percent of original size [2021-05-01 07:09:09,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,727 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:09:09,729 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-05-01 07:09:09,746 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,772 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,817 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,932 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,941 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,949 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:09,966 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 79.2 percent of original size 76 [2021-05-01 07:09:10,243 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-01 07:09:10,247 INFO L142 QuantifierPusher]: treesize reduction 17, result has 83.5 percent of original size [2021-05-01 07:09:10,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-05-01 07:09:10,249 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:09:10,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:09:10,266 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (= (mod v_main_~y~0_196 2) 0) (< (mod v_main_~x~0_2180 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_2180, main_~y~0=v_main_~y~0_196} OutVars{main_~x~0=v_main_~x~0_2180, main_~y~0=v_main_~y~0_196} AuxVars[] AssignedVars[] [2021-05-01 07:09:10,268 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size [2021-05-01 07:09:10,271 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,344 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:09:10,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,443 INFO L108 tifierPushTermWalker]: treesize reduction 28, result has 3.4 percent of original size [2021-05-01 07:09:10,469 INFO L108 tifierPushTermWalker]: treesize reduction 13, result has 7.1 percent of original size [2021-05-01 07:09:10,605 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 3 DAG size of output: 1 [2021-05-01 07:09:10,607 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:09:10,609 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:09:10,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,669 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,777 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-05-01 07:09:10,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,805 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,817 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,864 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,871 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:10,880 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.8 percent of original size 70 [2021-05-01 07:09:11,167 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-01 07:09:11,170 INFO L142 QuantifierPusher]: treesize reduction 15, result has 84.8 percent of original size [2021-05-01 07:09:11,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-05-01 07:09:11,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 07:09:11,178 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= (mod v_main_~y~0_197 2) 0)) (< (mod v_main_~x~0_2182 4294967296) 99)) InVars {main_~x~0=v_main_~x~0_2182, main_~y~0=v_main_~y~0_197} OutVars{main_~x~0=v_main_~x~0_2182, main_~y~0=v_main_~y~0_197} AuxVars[] AssignedVars[] [2021-05-01 07:09:11,187 WARN L240 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size [2021-05-01 07:09:11,189 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,240 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:09:11,260 INFO L108 tifierPushTermWalker]: treesize reduction 14, result has 6.7 percent of original size [2021-05-01 07:09:11,262 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:09:11,277 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,291 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,372 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,410 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,423 WARN L245 tifierPushTermWalker]: treesize reduction 20, result has 77.0 percent of original size 67 [2021-05-01 07:09:11,581 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:09:11,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:09:11,587 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:09:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:09:11,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:09:11,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:11,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:09:11,640 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size [2021-05-01 07:09:11,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-05-01 07:09:11,785 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 16 [2021-05-01 07:09:11,794 INFO L142 QuantifierPusher]: treesize reduction 58, result has 79.9 percent of original size [2021-05-01 07:09:11,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-05-01 07:09:12,334 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 33 [2021-05-01 07:09:12,342 INFO L142 QuantifierPusher]: treesize reduction 56, result has 82.1 percent of original size [2021-05-01 07:09:12,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-05-01 07:09:12,558 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 14 [2021-05-01 07:09:12,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:09:12,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:09:12,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:09:12,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:09:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:09:12,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:09:12,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:09:12,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-05-01 07:09:12,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:09:12,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:12,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-05-01 07:09:12,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-05-01 07:09:12,981 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 27 [2021-05-01 07:09:13,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 07:09:13,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:13,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:13,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,365 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:13,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:13,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:13,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:13,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:13,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:13,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,740 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:13,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:13,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:13,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:13,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:14,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:14,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:14,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:14,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:14,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,313 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:14,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:14,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:14,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:14,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:14,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:14,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:14,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:14,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:15,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:15,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:15,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:15,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,442 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:15,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:15,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:15,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:15,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:15,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:16,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:16,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,149 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:16,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:16,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,399 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:16,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:16,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,653 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:16,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:16,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:16,922 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:17,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,173 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:17,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:17,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:17,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:17,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:17,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:17,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:17,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:18,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:18,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:18,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:18,285 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:18,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:18,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:18,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:18,582 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:18,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:18,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:18,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:18,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:19,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:19,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:19,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:19,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:19,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:19,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:19,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:19,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:19,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:19,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:19,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:19,834 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:20,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:20,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:20,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:20,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:20,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:20,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:20,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:20,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:20,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:20,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:20,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:20,871 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:21,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:21,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:21,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:21,238 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:21,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:21,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:21,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:21,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:21,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:21,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:21,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:21,979 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:22,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:22,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:22,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:22,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:22,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:22,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:22,767 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:22,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:22,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:23,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:23,160 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:23,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:23,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:23,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:23,581 INFO L147 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size 9 [2021-05-01 07:09:23,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:23,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:23,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:24,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:24,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:24,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:24,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:24,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:09:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:09:24,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:24,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:09:24,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:09:24,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:09:24,902 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:09:24,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1875567667] [2021-05-01 07:09:24,903 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1875567667] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:09:24,903 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:09:24,903 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-05-01 07:09:24,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30388908] [2021-05-01 07:09:24,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-01 07:09:24,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:09:24,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-01 07:09:24,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=2517, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 07:09:24,903 INFO L87 Difference]: Start difference. First operand 191 states and 194 transitions. Second operand has 51 states, 50 states have (on average 1.9) internal successors, (95), 49 states have internal predecessors, (95), 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)