/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/loops-crafted-1/mono-crafted_13.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 07:48:14,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 07:48:14,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 07:48:14,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-01 07:48:14,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 07:48:14,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 07:48:14,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 07:48:14,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 07:48:14,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 07:48:14,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 07:48:14,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 07:48:14,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 07:48:14,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 07:48:14,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 07:48:14,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 07:48:14,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 07:48:14,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-01 07:48:14,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 07:48:14,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 07:48:14,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 07:48:14,303 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 07:48:14,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 07:48:14,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 07:48:14,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 07:48:14,322 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 07:48:14,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 07:48:14,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 07:48:14,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 07:48:14,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 07:48:14,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 07:48:14,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 07:48:14,323 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 07:48:14,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 07:48:14,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 07:48:14,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 07:48:14,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 07:48:14,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 07:48:14,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 07:48:14,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 07:48:14,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 07:48:14,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 07:48:14,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-01 07:48:14,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-01 07:48:14,325 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-01 07:48:14,325 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 07:48:14,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 07:48:14,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 07:48:14,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 07:48:14,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 07:48:14,590 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 07:48:14,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/mono-crafted_13.c [2021-05-01 07:48:14,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1dd13148/dd7b09c122d9495ea83f2da997cc6f10/FLAG6b9d8af14 [2021-05-01 07:48:14,998 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 07:48:14,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/mono-crafted_13.c [2021-05-01 07:48:15,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1dd13148/dd7b09c122d9495ea83f2da997cc6f10/FLAG6b9d8af14 [2021-05-01 07:48:15,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1dd13148/dd7b09c122d9495ea83f2da997cc6f10 [2021-05-01 07:48:15,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 07:48:15,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-01 07:48:15,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 07:48:15,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 07:48:15,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 07:48:15,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7d39b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15, skipping insertion in model container [2021-05-01 07:48:15,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 07:48:15,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 07:48:15,539 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/mono-crafted_13.c[319,332] [2021-05-01 07:48:15,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 07:48:15,551 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 07:48:15,559 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/mono-crafted_13.c[319,332] [2021-05-01 07:48:15,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 07:48:15,589 INFO L208 MainTranslator]: Completed translation [2021-05-01 07:48:15,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15 WrapperNode [2021-05-01 07:48:15,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 07:48:15,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 07:48:15,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 07:48:15,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 07:48:15,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (1/1) ... [2021-05-01 07:48:15,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 07:48:15,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 07:48:15,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 07:48:15,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 07:48:15,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (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 07:48:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 07:48:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 07:48:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 07:48:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 07:48:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 07:48:15,712 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 07:48:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 07:48:15,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 07:48:15,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 07:48:15,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 07:48:15,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 07:48:15,922 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 07:48:15,922 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-05-01 07:48:15,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 07:48:15 BoogieIcfgContainer [2021-05-01 07:48:15,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 07:48:15,924 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-01 07:48:15,924 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-01 07:48:15,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-01 07:48:15,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.05 07:48:15" (1/3) ... [2021-05-01 07:48:15,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d3ec2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 07:48:15, skipping insertion in model container [2021-05-01 07:48:15,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:48:15" (2/3) ... [2021-05-01 07:48:15,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d3ec2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 07:48:15, skipping insertion in model container [2021-05-01 07:48:15,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 07:48:15" (3/3) ... [2021-05-01 07:48:15,928 INFO L111 eAbstractionObserver]: Analyzing ICFG mono-crafted_13.c [2021-05-01 07:48:15,932 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-01 07:48:15,935 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-01 07:48:15,946 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-01 07:48:15,959 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-01 07:48:15,959 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-01 07:48:15,959 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-01 07:48:15,959 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-01 07:48:15,959 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-01 07:48:15,959 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-01 07:48:15,960 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-01 07:48:15,960 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-01 07:48:15,974 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 14 states have internal predecessors, (20), 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 07:48:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-05-01 07:48:15,989 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:15,990 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:15,990 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:15,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:15,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1168619535, now seen corresponding path program 1 times [2021-05-01 07:48:15,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:15,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1478595543] [2021-05-01 07:48:15,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:16,061 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 07:48:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:16,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:16,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,156 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 07:48:16,157 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:16,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1478595543] [2021-05-01 07:48:16,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1478595543] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:16,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:16,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-01 07:48:16,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000319857] [2021-05-01 07:48:16,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-01 07:48:16,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:16,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-01 07:48:16,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 07:48:16,171 INFO L87 Difference]: Start difference. First operand has 21 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 14 states have internal predecessors, (20), 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 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 07:48:16,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:16,214 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2021-05-01 07:48:16,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-01 07:48:16,217 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 12 [2021-05-01 07:48:16,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:16,221 INFO L225 Difference]: With dead ends: 34 [2021-05-01 07:48:16,221 INFO L226 Difference]: Without dead ends: 14 [2021-05-01 07:48:16,223 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 07:48:16,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-05-01 07:48:16,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-05-01 07:48:16,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 07:48:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-05-01 07:48:16,257 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 16 transitions. Word has length 12 [2021-05-01 07:48:16,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:16,257 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-05-01 07:48:16,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 07:48:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-05-01 07:48:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-05-01 07:48:16,258 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:16,258 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:16,258 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-01 07:48:16,259 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:16,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:16,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1458605129, now seen corresponding path program 1 times [2021-05-01 07:48:16,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:16,260 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2052597072] [2021-05-01 07:48:16,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:16,268 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 07:48:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:16,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:16,344 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:16,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:16,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,386 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 07:48:16,387 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:16,387 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2052597072] [2021-05-01 07:48:16,387 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2052597072] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:16,387 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:16,387 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-01 07:48:16,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064820503] [2021-05-01 07:48:16,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-01 07:48:16,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:16,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-01 07:48:16,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-01 07:48:16,389 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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 07:48:16,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:16,451 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-05-01 07:48:16,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-01 07:48:16,451 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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 12 [2021-05-01 07:48:16,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:16,452 INFO L225 Difference]: With dead ends: 24 [2021-05-01 07:48:16,452 INFO L226 Difference]: Without dead ends: 16 [2021-05-01 07:48:16,453 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-01 07:48:16,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-05-01 07:48:16,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-05-01 07:48:16,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 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 07:48:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 18 transitions. [2021-05-01 07:48:16,457 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 18 transitions. Word has length 12 [2021-05-01 07:48:16,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:16,458 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 18 transitions. [2021-05-01 07:48:16,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 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 07:48:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2021-05-01 07:48:16,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-05-01 07:48:16,458 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:16,458 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:16,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-01 07:48:16,459 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:16,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:16,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1316432198, now seen corresponding path program 1 times [2021-05-01 07:48:16,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:16,459 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1508835863] [2021-05-01 07:48:16,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:16,484 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:16,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:16,495 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_14 50000) InVars {main_~x~0=v_main_~x~0_14} OutVars{main_~x~0=v_main_~x~0_14} AuxVars[] AssignedVars[] [2021-05-01 07:48:16,502 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:16,505 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,515 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,518 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:16,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,523 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,527 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,530 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,531 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,533 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,535 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:16,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:16,548 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:48:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:16,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:16,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:16,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:16,616 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 07:48:16,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:16,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:16,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:16,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:16,639 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:16,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:16,658 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:16,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:16,659 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:16,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1508835863] [2021-05-01 07:48:16,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1508835863] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:16,660 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:16,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-01 07:48:16,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047619084] [2021-05-01 07:48:16,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-01 07:48:16,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:16,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-01 07:48:16,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-05-01 07:48:16,661 INFO L87 Difference]: Start difference. First operand 16 states and 18 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:48:16,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:16,804 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2021-05-01 07:48:16,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-01 07:48:16,804 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-05-01 07:48:16,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:16,806 INFO L225 Difference]: With dead ends: 26 [2021-05-01 07:48:16,806 INFO L226 Difference]: Without dead ends: 20 [2021-05-01 07:48:16,807 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 138.5ms TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-05-01 07:48:16,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-05-01 07:48:16,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-05-01 07:48:16,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 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 07:48:16,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-05-01 07:48:16,811 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 14 [2021-05-01 07:48:16,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:16,811 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-05-01 07:48:16,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:48:16,811 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-05-01 07:48:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-01 07:48:16,811 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:16,811 INFO L519 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:16,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-01 07:48:16,812 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:16,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:16,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1342594849, now seen corresponding path program 1 times [2021-05-01 07:48:16,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:16,812 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944583145] [2021-05-01 07:48:16,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:16,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:16,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:16,819 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_18 50000) InVars {main_~x~0=v_main_~x~0_18} OutVars{main_~x~0=v_main_~x~0_18} AuxVars[] AssignedVars[] [2021-05-01 07:48:16,822 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:16,824 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,827 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,830 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,831 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:16,833 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,836 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,839 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,843 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,847 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,849 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,851 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:16,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:16,864 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:16,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:16,866 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_20) (< v_main_~x~0_20 1000000)) InVars {main_~x~0=v_main_~x~0_20} OutVars{main_~x~0=v_main_~x~0_20} AuxVars[] AssignedVars[] [2021-05-01 07:48:16,876 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:16,879 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,884 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:16,891 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,892 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,904 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,909 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,910 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:16,911 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:16,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,916 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:16,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,927 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,936 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:16,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,953 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:16,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,958 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,965 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,967 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:16,987 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:16,990 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:16,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:16,991 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_22 999998) (<= 50000 v_main_~x~0_22)) InVars {main_~x~0=v_main_~x~0_22} OutVars{main_~x~0=v_main_~x~0_22} AuxVars[] AssignedVars[] [2021-05-01 07:48:16,998 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:17,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,023 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,024 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:17,027 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,029 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,034 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,037 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,042 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:17,043 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,043 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:17,046 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,046 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:17,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,060 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:17,062 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,065 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,069 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:17,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,097 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:17,097 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_24 50000) (< v_main_~x~0_24 999999)) InVars {main_~x~0=v_main_~x~0_24} OutVars{main_~x~0=v_main_~x~0_24} AuxVars[] AssignedVars[] [2021-05-01 07:48:17,101 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:17,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,105 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,107 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,108 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,109 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,112 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,114 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,114 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:17,116 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,118 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,120 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,121 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:17,130 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:17,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:17,187 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:48:17,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:17,211 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:48:17,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:48:17,232 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:17,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,240 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:17,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:17,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,283 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 07:48:17,285 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:17,290 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:17,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:17,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:17,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:17,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:17,369 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:48:17,370 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:48:17,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:17,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:17,397 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:17,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,398 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:17,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:17,399 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:17,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944583145] [2021-05-01 07:48:17,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1944583145] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:17,399 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:17,399 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-01 07:48:17,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172102847] [2021-05-01 07:48:17,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-01 07:48:17,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:17,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-01 07:48:17,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-05-01 07:48:17,402 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 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 07:48:17,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:17,537 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2021-05-01 07:48:17,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-01 07:48:17,537 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 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 07:48:17,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:17,539 INFO L225 Difference]: With dead ends: 35 [2021-05-01 07:48:17,539 INFO L226 Difference]: Without dead ends: 23 [2021-05-01 07:48:17,540 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 10 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 176.3ms TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-05-01 07:48:17,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-05-01 07:48:17,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-05-01 07:48:17,550 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 07:48:17,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2021-05-01 07:48:17,551 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 19 [2021-05-01 07:48:17,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:17,553 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2021-05-01 07:48:17,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 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 07:48:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-05-01 07:48:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-05-01 07:48:17,554 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:17,554 INFO L519 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:17,554 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-01 07:48:17,554 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:17,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:17,555 INFO L82 PathProgramCache]: Analyzing trace with hash 76312167, now seen corresponding path program 2 times [2021-05-01 07:48:17,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:17,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1441607971] [2021-05-01 07:48:17,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:17,561 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:17,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:17,562 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_30 50000) InVars {main_~x~0=v_main_~x~0_30} OutVars{main_~x~0=v_main_~x~0_30} AuxVars[] AssignedVars[] [2021-05-01 07:48:17,566 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:17,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,571 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,573 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,574 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,575 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,577 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,579 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,580 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:17,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,584 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,585 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,587 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:17,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:17,602 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:17,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,605 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_32) (< v_main_~x~0_32 1000000)) InVars {main_~x~0=v_main_~x~0_32} OutVars{main_~x~0=v_main_~x~0_32} AuxVars[] AssignedVars[] [2021-05-01 07:48:17,609 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:17,614 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,623 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,628 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,633 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,635 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:17,637 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,637 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,642 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:17,644 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,651 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,652 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:17,654 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,655 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:17,657 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,669 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,675 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,678 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:17,680 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,681 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:17,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:17,706 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:17,710 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:17,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,712 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_34) (< v_main_~x~0_34 999998)) InVars {main_~x~0=v_main_~x~0_34} OutVars{main_~x~0=v_main_~x~0_34} AuxVars[] AssignedVars[] [2021-05-01 07:48:17,715 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:17,717 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,718 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:17,719 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,720 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,723 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,724 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:17,727 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,729 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,730 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:17,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,732 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:17,734 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,736 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,743 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:17,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,747 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,751 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,754 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,761 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:17,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:17,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,788 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:17,788 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_36 50000) (< v_main_~x~0_36 999999)) InVars {main_~x~0=v_main_~x~0_36} OutVars{main_~x~0=v_main_~x~0_36} AuxVars[] AssignedVars[] [2021-05-01 07:48:17,790 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:17,793 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,795 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,797 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,802 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,803 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:17,804 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:17,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,809 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,810 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:17,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:17,819 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:17,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:17,867 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-05-01 07:48:17,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:17,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:17,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:17,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:17,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:17,925 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 07:48:17,926 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:17,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:17,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:17,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:48:17,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:48:17,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:17,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:17,989 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:17,989 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:17,997 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:17,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:17,998 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:17,999 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:18,008 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:18,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,009 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:18,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:18,009 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:18,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,010 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:18,010 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1441607971] [2021-05-01 07:48:18,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1441607971] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:18,010 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:18,010 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-01 07:48:18,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948556336] [2021-05-01 07:48:18,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-01 07:48:18,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:18,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-01 07:48:18,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-05-01 07:48:18,011 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 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 07:48:18,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:18,129 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2021-05-01 07:48:18,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-01 07:48:18,129 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 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 22 [2021-05-01 07:48:18,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:18,130 INFO L225 Difference]: With dead ends: 38 [2021-05-01 07:48:18,130 INFO L226 Difference]: Without dead ends: 25 [2021-05-01 07:48:18,131 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 11 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 155.8ms TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-05-01 07:48:18,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-05-01 07:48:18,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-05-01 07:48:18,136 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 07:48:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2021-05-01 07:48:18,138 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 22 [2021-05-01 07:48:18,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:18,139 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2021-05-01 07:48:18,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 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 07:48:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-05-01 07:48:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-05-01 07:48:18,139 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:18,139 INFO L519 BasicCegarLoop]: trace histogram [5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:18,140 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-01 07:48:18,140 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:18,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:18,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1181472342, now seen corresponding path program 3 times [2021-05-01 07:48:18,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:18,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [612733590] [2021-05-01 07:48:18,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:18,146 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:18,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:18,147 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_43 50000) InVars {main_~x~0=v_main_~x~0_43} OutVars{main_~x~0=v_main_~x~0_43} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,150 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:18,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,156 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,157 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,163 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,163 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:18,167 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,168 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,171 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:18,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:18,183 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:18,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,184 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_45 1000000) (<= 50000 v_main_~x~0_45)) InVars {main_~x~0=v_main_~x~0_45} OutVars{main_~x~0=v_main_~x~0_45} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,187 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:18,189 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,192 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:18,193 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,194 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,197 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:18,198 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,201 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,203 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,203 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:18,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,206 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:18,208 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,211 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,212 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,215 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:18,216 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:18,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,227 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,233 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:18,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:18,251 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:18,252 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:18,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,253 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_47) (< v_main_~x~0_47 999998)) InVars {main_~x~0=v_main_~x~0_47} OutVars{main_~x~0=v_main_~x~0_47} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,255 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:18,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,263 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,266 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,267 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:18,272 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,273 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,277 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,281 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,285 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:18,286 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,287 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:18,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,289 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:18,294 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,296 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,298 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:18,300 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,304 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:18,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,314 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:18,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:18,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,334 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:18,335 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_49 999999) (< v_main_~x~0_49 50000)) InVars {main_~x~0=v_main_~x~0_49} OutVars{main_~x~0=v_main_~x~0_49} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,336 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:18,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,348 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,351 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,352 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:18,354 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,359 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:18,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:18,372 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:18,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:18,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,400 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:18,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:18,408 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:18,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:18,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:18,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:18,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:18,454 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 07:48:18,455 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:18,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:18,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:18,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:18,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:48:18,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:18,500 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:18,500 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:18,510 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:18,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,511 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:18,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,521 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:18,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,522 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:18,522 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:18,532 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:18,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,533 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:18,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:18,534 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:18,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,534 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:18,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [612733590] [2021-05-01 07:48:18,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [612733590] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:18,535 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:18,535 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-05-01 07:48:18,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767934847] [2021-05-01 07:48:18,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-01 07:48:18,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:18,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-01 07:48:18,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-05-01 07:48:18,536 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 9 states have internal predecessors, (20), 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 07:48:18,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:18,713 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2021-05-01 07:48:18,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-01 07:48:18,713 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 9 states have internal predecessors, (20), 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 24 [2021-05-01 07:48:18,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:18,714 INFO L225 Difference]: With dead ends: 40 [2021-05-01 07:48:18,714 INFO L226 Difference]: Without dead ends: 27 [2021-05-01 07:48:18,714 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 190.8ms TimeCoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-05-01 07:48:18,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-05-01 07:48:18,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-05-01 07:48:18,717 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 07:48:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2021-05-01 07:48:18,718 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 24 [2021-05-01 07:48:18,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:18,718 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2021-05-01 07:48:18,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 9 states have internal predecessors, (20), 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 07:48:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-05-01 07:48:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-05-01 07:48:18,718 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:18,718 INFO L519 BasicCegarLoop]: trace histogram [6, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:18,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-01 07:48:18,719 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:18,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:18,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1268391981, now seen corresponding path program 4 times [2021-05-01 07:48:18,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:18,719 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2116538977] [2021-05-01 07:48:18,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:18,726 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:18,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:18,728 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_57 50000) InVars {main_~x~0=v_main_~x~0_57} OutVars{main_~x~0=v_main_~x~0_57} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,730 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:18,731 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,733 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,735 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,735 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:18,737 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,738 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,743 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,747 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,750 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,751 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,752 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:18,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:18,763 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:18,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,764 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_59 1000000) (<= 50000 v_main_~x~0_59)) InVars {main_~x~0=v_main_~x~0_59} OutVars{main_~x~0=v_main_~x~0_59} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,766 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:18,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,771 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,776 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,778 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,778 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:18,780 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,781 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,784 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:18,785 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,787 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,789 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,790 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:18,791 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,792 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:18,794 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,799 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,803 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:18,804 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,808 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,808 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:18,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:18,826 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:18,827 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:18,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,833 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_61) (< v_main_~x~0_61 999998)) InVars {main_~x~0=v_main_~x~0_61} OutVars{main_~x~0=v_main_~x~0_61} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,835 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:18,838 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,840 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,842 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,843 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,845 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,846 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,847 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:18,852 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,853 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,856 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,856 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:18,859 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,861 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,862 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:18,864 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,864 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:18,866 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,868 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:18,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,874 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:18,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,880 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,880 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:18,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:18,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,899 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:18,899 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_63 999999) (< v_main_~x~0_63 50000)) InVars {main_~x~0=v_main_~x~0_63} OutVars{main_~x~0=v_main_~x~0_63} AuxVars[] AssignedVars[] [2021-05-01 07:48:18,901 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:18,901 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,905 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,905 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:18,908 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:18,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,912 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,917 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,917 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:18,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:18,925 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:18,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:18,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:18,970 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:18,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:18,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:18,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:18,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:18,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:19,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:19,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:19,027 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 07:48:19,028 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:19,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:19,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:48:19,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:48:19,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:19,074 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:19,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,083 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,084 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,085 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:19,094 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,095 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,095 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:19,105 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,106 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,117 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,117 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:19,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:19,118 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:19,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,119 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:19,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2116538977] [2021-05-01 07:48:19,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2116538977] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:19,126 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:19,126 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 07:48:19,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79103698] [2021-05-01 07:48:19,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 07:48:19,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:19,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 07:48:19,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-05-01 07:48:19,127 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 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 07:48:19,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:19,310 INFO L93 Difference]: Finished difference Result 42 states and 49 transitions. [2021-05-01 07:48:19,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-01 07:48:19,311 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 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 26 [2021-05-01 07:48:19,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:19,311 INFO L225 Difference]: With dead ends: 42 [2021-05-01 07:48:19,311 INFO L226 Difference]: Without dead ends: 29 [2021-05-01 07:48:19,311 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 207.7ms TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2021-05-01 07:48:19,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-05-01 07:48:19,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-05-01 07:48:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 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 07:48:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2021-05-01 07:48:19,315 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 26 [2021-05-01 07:48:19,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:19,315 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2021-05-01 07:48:19,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 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 07:48:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-05-01 07:48:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-05-01 07:48:19,316 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:19,316 INFO L519 BasicCegarLoop]: trace histogram [7, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:19,316 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-01 07:48:19,316 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:19,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:19,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1945928176, now seen corresponding path program 5 times [2021-05-01 07:48:19,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:19,316 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [292917614] [2021-05-01 07:48:19,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:19,320 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:19,321 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_72 50000) InVars {main_~x~0=v_main_~x~0_72} OutVars{main_~x~0=v_main_~x~0_72} AuxVars[] AssignedVars[] [2021-05-01 07:48:19,322 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:19,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,325 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,329 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,332 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,333 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,334 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:19,335 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,339 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:19,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:19,349 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:19,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,350 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_74 1000000) (<= 50000 v_main_~x~0_74)) InVars {main_~x~0=v_main_~x~0_74} OutVars{main_~x~0=v_main_~x~0_74} AuxVars[] AssignedVars[] [2021-05-01 07:48:19,352 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:19,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,362 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,363 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:19,363 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,364 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,366 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:19,367 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,369 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,371 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,371 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:19,373 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,373 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:19,376 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,380 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:19,382 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,389 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:19,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:19,407 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:19,407 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:19,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,408 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_76 999998) (<= 50000 v_main_~x~0_76)) InVars {main_~x~0=v_main_~x~0_76} OutVars{main_~x~0=v_main_~x~0_76} AuxVars[] AssignedVars[] [2021-05-01 07:48:19,410 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:19,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,415 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,418 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,420 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,421 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:19,422 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,423 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,426 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,431 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,432 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:19,432 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:19,434 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,434 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:19,437 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,438 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,446 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,450 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:19,452 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,452 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:19,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:19,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,475 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:19,475 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_78 999999) (< v_main_~x~0_78 50000)) InVars {main_~x~0=v_main_~x~0_78} OutVars{main_~x~0=v_main_~x~0_78} AuxVars[] AssignedVars[] [2021-05-01 07:48:19,476 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:19,476 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,479 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,483 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:19,485 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,489 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,496 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,498 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,500 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:19,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:19,508 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:19,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:19,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,537 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:19,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,542 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:19,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,546 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:19,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:19,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:19,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:19,571 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 07:48:19,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:19,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:19,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:48:19,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:48:19,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,594 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,604 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,604 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,605 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,607 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,608 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:19,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,610 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:48:19,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:19,619 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:19,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:19,620 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:19,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:19,630 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:19,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:19,631 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:19,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [292917614] [2021-05-01 07:48:19,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [292917614] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:19,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:19,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 07:48:19,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833089125] [2021-05-01 07:48:19,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 07:48:19,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:19,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 07:48:19,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2021-05-01 07:48:19,632 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 11 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 07:48:19,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:19,905 INFO L93 Difference]: Finished difference Result 48 states and 60 transitions. [2021-05-01 07:48:19,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-01 07:48:19,905 INFO L78 Accepts]: Start accepts. Automaton has has 11 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 28 [2021-05-01 07:48:19,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:19,905 INFO L225 Difference]: With dead ends: 48 [2021-05-01 07:48:19,905 INFO L226 Difference]: Without dead ends: 35 [2021-05-01 07:48:19,906 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 244.1ms TimeCoverageRelationStatistics Valid=126, Invalid=216, Unknown=0, NotChecked=0, Total=342 [2021-05-01 07:48:19,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-05-01 07:48:19,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-05-01 07:48:19,909 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 07:48:19,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions. [2021-05-01 07:48:19,910 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 28 [2021-05-01 07:48:19,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:19,910 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 38 transitions. [2021-05-01 07:48:19,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 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 07:48:19,910 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2021-05-01 07:48:19,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-05-01 07:48:19,911 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:19,911 INFO L519 BasicCegarLoop]: trace histogram [9, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:19,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-01 07:48:19,911 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:19,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:19,911 INFO L82 PathProgramCache]: Analyzing trace with hash -412004710, now seen corresponding path program 6 times [2021-05-01 07:48:19,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:19,911 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768276320] [2021-05-01 07:48:19,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:19,916 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:19,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:19,917 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_89 50000) InVars {main_~x~0=v_main_~x~0_89} OutVars{main_~x~0=v_main_~x~0_89} AuxVars[] AssignedVars[] [2021-05-01 07:48:19,918 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:19,919 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,921 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,923 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:19,925 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,927 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,931 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,932 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,935 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:19,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:19,946 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:19,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:19,947 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_91) (< v_main_~x~0_91 1000000)) InVars {main_~x~0=v_main_~x~0_91} OutVars{main_~x~0=v_main_~x~0_91} AuxVars[] AssignedVars[] [2021-05-01 07:48:19,949 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:19,952 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,954 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,960 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,960 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:19,961 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,961 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,964 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:19,965 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,968 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,970 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,970 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:19,972 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,972 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:19,974 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,975 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:19,978 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:19,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,982 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:19,990 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:20,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:20,007 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:20,008 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:20,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,009 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_93) (< v_main_~x~0_93 999998)) InVars {main_~x~0=v_main_~x~0_93} OutVars{main_~x~0=v_main_~x~0_93} AuxVars[] AssignedVars[] [2021-05-01 07:48:20,012 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:20,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,017 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,021 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,022 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,023 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,024 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:20,026 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,026 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,030 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,031 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:20,033 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,035 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:20,037 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,037 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:20,039 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,040 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,047 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:20,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,050 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,052 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:20,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:20,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,073 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:20,073 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_95 999999) (< v_main_~x~0_95 50000)) InVars {main_~x~0=v_main_~x~0_95} OutVars{main_~x~0=v_main_~x~0_95} AuxVars[] AssignedVars[] [2021-05-01 07:48:20,075 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:20,077 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,078 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,080 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,081 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,083 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,084 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,085 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:20,086 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,090 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,091 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:20,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:20,099 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:20,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,140 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-05-01 07:48:20,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:20,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:20,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:20,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,209 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 07:48:20,210 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:20,211 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:20,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:20,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:48:20,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:48:20,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:20,252 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:20,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,262 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,262 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:20,263 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:20,272 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,273 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:20,274 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:20,285 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,285 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:20,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,297 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,298 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:20,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,310 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,311 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:20,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,311 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:20,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,312 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:20,312 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768276320] [2021-05-01 07:48:20,312 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [768276320] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:20,312 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:20,312 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-05-01 07:48:20,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56530275] [2021-05-01 07:48:20,312 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-01 07:48:20,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:20,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-01 07:48:20,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2021-05-01 07:48:20,334 INFO L87 Difference]: Start difference. First operand 35 states and 38 transitions. Second operand has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 states have internal predecessors, (26), 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 07:48:20,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:20,626 INFO L93 Difference]: Finished difference Result 56 states and 63 transitions. [2021-05-01 07:48:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-01 07:48:20,626 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 states have internal predecessors, (26), 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 34 [2021-05-01 07:48:20,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:20,627 INFO L225 Difference]: With dead ends: 56 [2021-05-01 07:48:20,627 INFO L226 Difference]: Without dead ends: 37 [2021-05-01 07:48:20,628 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 281.5ms TimeCoverageRelationStatistics Valid=84, Invalid=422, Unknown=0, NotChecked=0, Total=506 [2021-05-01 07:48:20,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-05-01 07:48:20,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-05-01 07:48:20,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 32 states have (on average 1.125) internal successors, (36), 32 states have internal predecessors, (36), 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 07:48:20,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2021-05-01 07:48:20,632 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 34 [2021-05-01 07:48:20,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:20,632 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2021-05-01 07:48:20,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 states have internal predecessors, (26), 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 07:48:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2021-05-01 07:48:20,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-05-01 07:48:20,632 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:20,632 INFO L519 BasicCegarLoop]: trace histogram [10, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:20,633 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-05-01 07:48:20,633 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:20,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:20,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1812151645, now seen corresponding path program 7 times [2021-05-01 07:48:20,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:20,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1357667347] [2021-05-01 07:48:20,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:20,637 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:20,638 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_105 50000) InVars {main_~x~0=v_main_~x~0_105} OutVars{main_~x~0=v_main_~x~0_105} AuxVars[] AssignedVars[] [2021-05-01 07:48:20,639 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:20,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,642 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,644 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,645 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,645 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,649 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,650 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:20,651 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,652 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,654 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,655 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:20,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:20,664 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:20,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,665 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_107 1000000) (<= 50000 v_main_~x~0_107)) InVars {main_~x~0=v_main_~x~0_107} OutVars{main_~x~0=v_main_~x~0_107} AuxVars[] AssignedVars[] [2021-05-01 07:48:20,674 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:20,675 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,676 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:20,677 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,677 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,679 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:20,680 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,682 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,684 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,684 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:20,686 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,686 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:20,688 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,692 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,694 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,696 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,698 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:20,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,702 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,707 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,709 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:20,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:20,726 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:20,727 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:20,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,736 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_109) (< v_main_~x~0_109 999998)) InVars {main_~x~0=v_main_~x~0_109} OutVars{main_~x~0=v_main_~x~0_109} AuxVars[] AssignedVars[] [2021-05-01 07:48:20,738 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:20,739 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,740 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:20,741 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,741 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,744 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:20,744 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,747 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,750 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,751 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:20,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,754 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:20,756 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,760 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,764 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,767 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:20,768 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,772 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,774 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,782 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:20,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:20,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,802 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:20,802 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_111 999999) (< v_main_~x~0_111 50000)) InVars {main_~x~0=v_main_~x~0_111} OutVars{main_~x~0=v_main_~x~0_111} AuxVars[] AssignedVars[] [2021-05-01 07:48:20,810 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:20,812 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,817 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,819 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,821 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,821 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:20,823 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:20,824 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,825 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,826 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,827 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:20,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:20,836 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:20,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,862 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:20,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:20,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:20,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:20,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:20,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:20,933 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 07:48:20,934 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:20,934 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:20,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:20,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:48:20,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:48:20,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:20,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:20,977 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:20,978 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:20,987 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,988 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:20,988 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:20,998 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:20,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:20,998 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:20,999 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,011 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,011 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,013 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,034 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,037 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,037 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,050 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,075 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,075 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,089 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,090 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:21,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:21,091 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:21,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,092 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:21,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1357667347] [2021-05-01 07:48:21,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1357667347] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:21,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:21,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-05-01 07:48:21,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228073777] [2021-05-01 07:48:21,092 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-01 07:48:21,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:21,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-01 07:48:21,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2021-05-01 07:48:21,093 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 14 states have internal predecessors, (28), 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 07:48:21,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:21,406 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2021-05-01 07:48:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-01 07:48:21,407 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 14 states have internal predecessors, (28), 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 36 [2021-05-01 07:48:21,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:21,407 INFO L225 Difference]: With dead ends: 58 [2021-05-01 07:48:21,407 INFO L226 Difference]: Without dead ends: 39 [2021-05-01 07:48:21,407 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 18 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 352.2ms TimeCoverageRelationStatistics Valid=92, Invalid=508, Unknown=0, NotChecked=0, Total=600 [2021-05-01 07:48:21,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-05-01 07:48:21,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-05-01 07:48:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 34 states have internal predecessors, (38), 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 07:48:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2021-05-01 07:48:21,411 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 42 transitions. Word has length 36 [2021-05-01 07:48:21,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:21,412 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 42 transitions. [2021-05-01 07:48:21,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 14 states have internal predecessors, (28), 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 07:48:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2021-05-01 07:48:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-01 07:48:21,412 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:21,412 INFO L519 BasicCegarLoop]: trace histogram [11, 7, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:21,412 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-05-01 07:48:21,412 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:21,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:21,413 INFO L82 PathProgramCache]: Analyzing trace with hash 332695392, now seen corresponding path program 8 times [2021-05-01 07:48:21,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:21,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [131973961] [2021-05-01 07:48:21,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:21,417 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:21,418 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_122 50000) InVars {main_~x~0=v_main_~x~0_122} OutVars{main_~x~0=v_main_~x~0_122} AuxVars[] AssignedVars[] [2021-05-01 07:48:21,419 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:21,419 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,421 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,423 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:21,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,427 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,428 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,432 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,433 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:21,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:21,443 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:21,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,444 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_124 1000000) (<= 50000 v_main_~x~0_124)) InVars {main_~x~0=v_main_~x~0_124} OutVars{main_~x~0=v_main_~x~0_124} AuxVars[] AssignedVars[] [2021-05-01 07:48:21,446 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:21,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,452 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,456 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,456 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:21,457 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,457 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,468 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,471 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:21,472 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,472 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:21,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,474 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:21,476 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,482 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:21,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,487 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,489 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:21,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:21,507 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:21,508 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:21,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,508 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_126) (< v_main_~x~0_126 999998)) InVars {main_~x~0=v_main_~x~0_126} OutVars{main_~x~0=v_main_~x~0_126} AuxVars[] AssignedVars[] [2021-05-01 07:48:21,510 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:21,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,520 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,520 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,521 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:21,522 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,522 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,527 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,530 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:21,531 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,531 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:21,533 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,533 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:21,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,537 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,540 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,544 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:21,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,547 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,548 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:21,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:21,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,568 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:21,568 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_128 50000) (< v_main_~x~0_128 999999)) InVars {main_~x~0=v_main_~x~0_128} OutVars{main_~x~0=v_main_~x~0_128} AuxVars[] AssignedVars[] [2021-05-01 07:48:21,569 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:21,569 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,572 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,573 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,573 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:21,575 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:21,577 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,584 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,585 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:21,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:21,593 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:21,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:21,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,621 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:48:21,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:21,637 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:48:21,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:48:21,647 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:21,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,653 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:21,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,659 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:21,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,665 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:21,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,673 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:21,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:21,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:21,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:21,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:21,717 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 07:48:21,720 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:21,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:21,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:21,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:21,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:21,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:21,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:21,750 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:48:21,751 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:48:21,766 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,767 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,768 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,775 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,776 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,776 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,785 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,786 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,786 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,795 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,796 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,806 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,808 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,809 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:21,820 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,821 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:21,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,834 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,835 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:21,836 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:21,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:21,837 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:21,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [131973961] [2021-05-01 07:48:21,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [131973961] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:21,837 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:21,837 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-05-01 07:48:21,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407386302] [2021-05-01 07:48:21,837 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-01 07:48:21,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:21,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-01 07:48:21,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2021-05-01 07:48:21,838 INFO L87 Difference]: Start difference. First operand 39 states and 42 transitions. Second operand has 16 states, 16 states have (on average 1.875) internal successors, (30), 15 states have internal predecessors, (30), 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 07:48:22,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:22,251 INFO L93 Difference]: Finished difference Result 61 states and 69 transitions. [2021-05-01 07:48:22,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-01 07:48:22,251 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.875) internal successors, (30), 15 states have internal predecessors, (30), 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 38 [2021-05-01 07:48:22,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:22,252 INFO L225 Difference]: With dead ends: 61 [2021-05-01 07:48:22,252 INFO L226 Difference]: Without dead ends: 42 [2021-05-01 07:48:22,252 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 20 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 456.9ms TimeCoverageRelationStatistics Valid=260, Invalid=670, Unknown=0, NotChecked=0, Total=930 [2021-05-01 07:48:22,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-05-01 07:48:22,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-05-01 07:48:22,256 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 07:48:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2021-05-01 07:48:22,256 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 38 [2021-05-01 07:48:22,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:22,257 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2021-05-01 07:48:22,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.875) internal successors, (30), 15 states have internal predecessors, (30), 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 07:48:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2021-05-01 07:48:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-05-01 07:48:22,257 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:22,257 INFO L519 BasicCegarLoop]: trace histogram [12, 8, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:22,257 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-05-01 07:48:22,257 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:22,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:22,258 INFO L82 PathProgramCache]: Analyzing trace with hash -2062648544, now seen corresponding path program 9 times [2021-05-01 07:48:22,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:22,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [133143550] [2021-05-01 07:48:22,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:22,263 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:22,264 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_140 50000) InVars {main_~x~0=v_main_~x~0_140} OutVars{main_~x~0=v_main_~x~0_140} AuxVars[] AssignedVars[] [2021-05-01 07:48:22,265 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:22,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,271 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,274 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,275 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:22,277 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,281 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:22,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:22,290 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:22,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,291 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_142) (< v_main_~x~0_142 1000000)) InVars {main_~x~0=v_main_~x~0_142} OutVars{main_~x~0=v_main_~x~0_142} AuxVars[] AssignedVars[] [2021-05-01 07:48:22,293 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:22,294 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,294 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:22,295 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,296 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,307 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,313 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,313 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:22,314 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:22,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,316 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:22,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,319 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,325 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:22,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,350 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,358 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:22,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:22,382 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:22,383 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:22,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,384 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_144) (< v_main_~x~0_144 999998)) InVars {main_~x~0=v_main_~x~0_144} OutVars{main_~x~0=v_main_~x~0_144} AuxVars[] AssignedVars[] [2021-05-01 07:48:22,386 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:22,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,396 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,397 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,398 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:22,399 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,400 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,403 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:22,404 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,408 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,411 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,411 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:22,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,413 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:22,415 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,418 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,426 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:22,428 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,429 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,430 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:22,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:22,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,451 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:22,451 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_146 50000) (< v_main_~x~0_146 999999)) InVars {main_~x~0=v_main_~x~0_146} OutVars{main_~x~0=v_main_~x~0_146} AuxVars[] AssignedVars[] [2021-05-01 07:48:22,453 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:22,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,460 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,464 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,466 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:22,467 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:22,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,470 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,472 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:22,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:22,482 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:22,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:22,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,522 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:22,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:22,531 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:22,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:22,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:22,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:22,610 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 07:48:22,610 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:22,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:22,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:22,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:22,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:22,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:22,662 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:22,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,672 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,672 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,673 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:22,683 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,684 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,684 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:22,695 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,696 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,704 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:22,717 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,718 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,721 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:22,733 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,744 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,745 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:22,758 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,760 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,760 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:22,774 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,786 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:22,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,801 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:22,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,801 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:22,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:22,802 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:22,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:22,803 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:22,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [133143550] [2021-05-01 07:48:22,803 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [133143550] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:22,803 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:22,803 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-05-01 07:48:22,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044960710] [2021-05-01 07:48:22,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-01 07:48:22,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:22,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-01 07:48:22,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2021-05-01 07:48:22,804 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand has 18 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 17 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 07:48:23,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:23,251 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2021-05-01 07:48:23,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-01 07:48:23,252 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 17 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 41 [2021-05-01 07:48:23,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:23,252 INFO L225 Difference]: With dead ends: 64 [2021-05-01 07:48:23,252 INFO L226 Difference]: Without dead ends: 44 [2021-05-01 07:48:23,253 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 19 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 457.2ms TimeCoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2021-05-01 07:48:23,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-05-01 07:48:23,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-05-01 07:48:23,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 39 states have (on average 1.1025641025641026) internal successors, (43), 39 states have internal predecessors, (43), 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 07:48:23,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2021-05-01 07:48:23,257 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 41 [2021-05-01 07:48:23,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:23,257 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2021-05-01 07:48:23,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 17 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 07:48:23,257 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2021-05-01 07:48:23,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 07:48:23,258 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:23,258 INFO L519 BasicCegarLoop]: trace histogram [13, 9, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:23,258 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-05-01 07:48:23,258 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:23,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:23,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1671035645, now seen corresponding path program 10 times [2021-05-01 07:48:23,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:23,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1150906216] [2021-05-01 07:48:23,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:23,266 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:23,267 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_159 50000) InVars {main_~x~0=v_main_~x~0_159} OutVars{main_~x~0=v_main_~x~0_159} AuxVars[] AssignedVars[] [2021-05-01 07:48:23,270 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:23,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,277 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,278 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,280 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,282 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:23,283 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,287 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,289 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:23,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:23,298 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:23,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,300 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_161 1000000) (<= 50000 v_main_~x~0_161)) InVars {main_~x~0=v_main_~x~0_161} OutVars{main_~x~0=v_main_~x~0_161} AuxVars[] AssignedVars[] [2021-05-01 07:48:23,302 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:23,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,308 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,312 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,313 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,313 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:23,328 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,329 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,334 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,335 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:23,338 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,340 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:23,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,342 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:23,343 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,353 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:23,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,357 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:23,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:23,375 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:23,376 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:23,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,377 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_163) (< v_main_~x~0_163 999998)) InVars {main_~x~0=v_main_~x~0_163} OutVars{main_~x~0=v_main_~x~0_163} AuxVars[] AssignedVars[] [2021-05-01 07:48:23,380 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:23,382 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,390 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,390 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:23,391 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,391 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,397 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,399 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:23,400 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,401 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:23,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,404 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:23,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,410 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,415 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,417 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:23,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,422 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,424 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:23,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:23,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,456 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:23,456 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_165 50000) (< v_main_~x~0_165 999999)) InVars {main_~x~0=v_main_~x~0_165} OutVars{main_~x~0=v_main_~x~0_165} AuxVars[] AssignedVars[] [2021-05-01 07:48:23,457 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:23,457 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,461 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,462 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:23,463 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:23,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,470 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,474 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:23,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:23,482 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:23,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:23,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,505 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:23,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:23,513 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:23,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:23,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:23,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:23,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:23,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:23,583 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 07:48:23,584 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:23,587 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:23,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:23,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:23,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:23,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:23,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:23,658 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:23,658 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:23,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,669 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:23,679 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,680 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,680 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:23,691 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,692 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,707 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,708 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,709 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:23,725 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,737 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,751 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,752 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,766 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,767 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,768 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:23,782 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,783 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:23,784 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:23,799 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:23,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,800 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:23,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:23,800 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:23,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:23,801 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:23,801 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1150906216] [2021-05-01 07:48:23,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1150906216] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:23,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:23,801 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-01 07:48:23,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455730936] [2021-05-01 07:48:23,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-01 07:48:23,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:23,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-01 07:48:23,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2021-05-01 07:48:23,802 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 18 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 07:48:24,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:24,291 INFO L93 Difference]: Finished difference Result 66 states and 73 transitions. [2021-05-01 07:48:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-01 07:48:24,292 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 18 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 43 [2021-05-01 07:48:24,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:24,292 INFO L225 Difference]: With dead ends: 66 [2021-05-01 07:48:24,292 INFO L226 Difference]: Without dead ends: 46 [2021-05-01 07:48:24,293 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 21 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 487.9ms TimeCoverageRelationStatistics Valid=122, Invalid=870, Unknown=0, NotChecked=0, Total=992 [2021-05-01 07:48:24,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-05-01 07:48:24,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-05-01 07:48:24,297 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 07:48:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 49 transitions. [2021-05-01 07:48:24,297 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 49 transitions. Word has length 43 [2021-05-01 07:48:24,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:24,297 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 49 transitions. [2021-05-01 07:48:24,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 18 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 07:48:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2021-05-01 07:48:24,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-01 07:48:24,298 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:24,298 INFO L519 BasicCegarLoop]: trace histogram [14, 10, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:24,298 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-05-01 07:48:24,298 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:24,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:24,298 INFO L82 PathProgramCache]: Analyzing trace with hash -851118182, now seen corresponding path program 11 times [2021-05-01 07:48:24,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:24,299 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [538311758] [2021-05-01 07:48:24,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:24,305 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:24,306 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_179 50000) InVars {main_~x~0=v_main_~x~0_179} OutVars{main_~x~0=v_main_~x~0_179} AuxVars[] AssignedVars[] [2021-05-01 07:48:24,307 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:24,308 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,311 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,312 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:24,313 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,324 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:24,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:24,333 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:24,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,335 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_181 1000000) (<= 50000 v_main_~x~0_181)) InVars {main_~x~0=v_main_~x~0_181} OutVars{main_~x~0=v_main_~x~0_181} AuxVars[] AssignedVars[] [2021-05-01 07:48:24,336 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:24,337 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,337 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:24,338 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,338 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,341 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:24,341 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,346 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,346 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:24,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,348 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:24,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,357 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:24,359 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:24,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,375 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,377 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,380 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,388 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:24,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:24,410 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:24,411 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:24,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,412 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_183 999998) (<= 50000 v_main_~x~0_183)) InVars {main_~x~0=v_main_~x~0_183} OutVars{main_~x~0=v_main_~x~0_183} AuxVars[] AssignedVars[] [2021-05-01 07:48:24,414 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:24,414 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,415 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:24,416 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,417 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,419 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:24,420 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,423 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,425 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:24,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,427 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:24,428 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,442 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:24,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,446 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,447 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,452 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:24,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:24,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,471 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:24,471 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_185 999999) (< v_main_~x~0_185 50000)) InVars {main_~x~0=v_main_~x~0_185} OutVars{main_~x~0=v_main_~x~0_185} AuxVars[] AssignedVars[] [2021-05-01 07:48:24,472 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:24,473 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,475 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,477 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:24,479 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:24,482 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,491 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,491 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:24,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:24,500 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:24,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:24,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,521 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:48:24,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:24,538 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:48:24,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:48:24,550 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:24,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,557 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:24,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,563 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:24,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,571 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:24,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,579 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:24,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,587 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:24,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:24,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:24,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:24,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:24,635 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 07:48:24,635 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:24,636 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:24,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:24,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-05-01 07:48:24,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-05-01 07:48:24,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:24,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:24,669 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:48:24,669 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:48:24,685 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,686 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,695 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,695 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,704 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,705 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,715 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,715 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,716 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:24,740 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,749 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,761 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,762 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,776 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,777 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,792 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,793 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,807 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,808 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:24,809 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:24,823 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:24,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,824 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:24,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:24,828 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:24,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:24,829 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:24,829 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [538311758] [2021-05-01 07:48:24,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [538311758] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:24,829 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:24,829 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-05-01 07:48:24,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713445902] [2021-05-01 07:48:24,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-01 07:48:24,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:24,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-01 07:48:24,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2021-05-01 07:48:24,830 INFO L87 Difference]: Start difference. First operand 46 states and 49 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 19 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 07:48:25,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:25,419 INFO L93 Difference]: Finished difference Result 69 states and 77 transitions. [2021-05-01 07:48:25,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-01 07:48:25,420 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 19 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 45 [2021-05-01 07:48:25,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:25,420 INFO L225 Difference]: With dead ends: 69 [2021-05-01 07:48:25,420 INFO L226 Difference]: Without dead ends: 49 [2021-05-01 07:48:25,421 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 661.8ms TimeCoverageRelationStatistics Valid=384, Invalid=1098, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 07:48:25,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-05-01 07:48:25,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-05-01 07:48:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 44 states have (on average 1.0909090909090908) internal successors, (48), 44 states have internal predecessors, (48), 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 07:48:25,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 52 transitions. [2021-05-01 07:48:25,426 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 52 transitions. Word has length 45 [2021-05-01 07:48:25,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:25,426 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 52 transitions. [2021-05-01 07:48:25,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 19 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 07:48:25,426 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2021-05-01 07:48:25,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-05-01 07:48:25,427 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:25,427 INFO L519 BasicCegarLoop]: trace histogram [15, 11, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:25,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-05-01 07:48:25,427 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:25,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:25,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1906106036, now seen corresponding path program 12 times [2021-05-01 07:48:25,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:25,428 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [775652838] [2021-05-01 07:48:25,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:25,436 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:25,437 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_200 50000) InVars {main_~x~0=v_main_~x~0_200} OutVars{main_~x~0=v_main_~x~0_200} AuxVars[] AssignedVars[] [2021-05-01 07:48:25,438 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:25,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,444 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,446 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,447 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,448 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:25,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,455 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,458 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:25,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:25,467 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:25,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,468 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_202) (< v_main_~x~0_202 1000000)) InVars {main_~x~0=v_main_~x~0_202} OutVars{main_~x~0=v_main_~x~0_202} AuxVars[] AssignedVars[] [2021-05-01 07:48:25,469 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:25,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,476 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,480 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,480 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:25,481 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,481 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,484 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:25,485 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,489 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,489 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:25,491 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,491 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:25,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,496 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,504 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:25,506 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,508 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,509 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:25,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:25,527 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:25,528 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:25,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,533 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_204 999998) (<= 50000 v_main_~x~0_204)) InVars {main_~x~0=v_main_~x~0_204} OutVars{main_~x~0=v_main_~x~0_204} AuxVars[] AssignedVars[] [2021-05-01 07:48:25,535 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:25,541 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,542 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:25,542 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,543 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,549 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,551 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,552 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:25,552 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:25,555 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,555 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:25,556 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,558 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,561 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,572 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:25,573 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,580 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:25,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:25,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,607 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:25,607 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_206 50000) (< v_main_~x~0_206 999999)) InVars {main_~x~0=v_main_~x~0_206} OutVars{main_~x~0=v_main_~x~0_206} AuxVars[] AssignedVars[] [2021-05-01 07:48:25,608 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:25,608 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,611 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,612 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,612 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:25,614 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:25,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,618 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,620 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,621 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,622 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,623 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,625 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,625 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:25,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:25,634 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:25,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:25,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,656 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:25,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:25,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:25,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:25,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:25,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:25,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:25,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:25,778 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 07:48:25,780 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:25,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:25,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:25,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-05-01 07:48:25,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-05-01 07:48:25,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:25,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:25,841 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:25,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,853 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,869 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,870 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:25,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,899 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,900 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,915 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,916 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,916 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:25,931 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,932 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,948 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,967 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,967 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,968 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:25,985 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:25,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:25,986 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:25,987 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:26,004 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:26,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:26,005 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:26,005 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:26,022 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:26,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:26,023 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:26,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:26,024 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:26,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:26,025 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:26,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [775652838] [2021-05-01 07:48:26,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [775652838] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:26,025 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:26,025 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-05-01 07:48:26,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013815824] [2021-05-01 07:48:26,025 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-01 07:48:26,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:26,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-01 07:48:26,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=515, Unknown=0, NotChecked=0, Total=600 [2021-05-01 07:48:26,026 INFO L87 Difference]: Start difference. First operand 49 states and 52 transitions. Second operand has 22 states, 22 states have (on average 1.8181818181818181) internal successors, (40), 21 states have internal predecessors, (40), 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 07:48:26,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:26,625 INFO L93 Difference]: Finished difference Result 72 states and 79 transitions. [2021-05-01 07:48:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 07:48:26,626 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.8181818181818181) internal successors, (40), 21 states have internal predecessors, (40), 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 48 [2021-05-01 07:48:26,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:26,627 INFO L225 Difference]: With dead ends: 72 [2021-05-01 07:48:26,627 INFO L226 Difference]: Without dead ends: 51 [2021-05-01 07:48:26,629 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 613.1ms TimeCoverageRelationStatistics Valid=146, Invalid=1186, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 07:48:26,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-05-01 07:48:26,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-05-01 07:48:26,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 46 states have internal predecessors, (50), 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 07:48:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 54 transitions. [2021-05-01 07:48:26,636 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 54 transitions. Word has length 48 [2021-05-01 07:48:26,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:26,636 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 54 transitions. [2021-05-01 07:48:26,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.8181818181818181) internal successors, (40), 21 states have internal predecessors, (40), 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 07:48:26,636 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2021-05-01 07:48:26,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-05-01 07:48:26,636 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:26,636 INFO L519 BasicCegarLoop]: trace histogram [16, 12, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:26,637 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-05-01 07:48:26,637 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:26,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:26,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1340178737, now seen corresponding path program 13 times [2021-05-01 07:48:26,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:26,637 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [872372571] [2021-05-01 07:48:26,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:26,641 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:26,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:26,642 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_222 50000) InVars {main_~x~0=v_main_~x~0_222} OutVars{main_~x~0=v_main_~x~0_222} AuxVars[] AssignedVars[] [2021-05-01 07:48:26,643 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:26,644 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,646 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,648 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:26,649 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,651 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,653 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,654 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,657 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,658 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,659 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,659 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:26,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:26,669 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:26,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,670 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_224) (< v_main_~x~0_224 1000000)) InVars {main_~x~0=v_main_~x~0_224} OutVars{main_~x~0=v_main_~x~0_224} AuxVars[] AssignedVars[] [2021-05-01 07:48:26,672 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:26,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,676 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,687 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,691 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,692 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,693 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:26,693 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,694 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,696 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,697 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:26,700 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,701 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,702 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:26,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,704 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:26,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,710 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,712 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,713 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,715 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,717 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:26,719 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,720 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:26,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:26,741 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:26,742 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:26,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,743 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_226 999998) (<= 50000 v_main_~x~0_226)) InVars {main_~x~0=v_main_~x~0_226} OutVars{main_~x~0=v_main_~x~0_226} AuxVars[] AssignedVars[] [2021-05-01 07:48:26,744 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:26,745 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,746 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:26,746 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,747 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,750 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,753 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,755 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,756 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:26,756 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:26,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,758 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:26,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,763 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:26,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,767 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,768 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:26,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,776 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,778 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,780 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,782 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:26,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:26,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,803 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:26,803 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_228 50000) (< v_main_~x~0_228 999999)) InVars {main_~x~0=v_main_~x~0_228} OutVars{main_~x~0=v_main_~x~0_228} AuxVars[] AssignedVars[] [2021-05-01 07:48:26,804 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:26,805 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,809 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,809 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:26,810 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:26,812 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,815 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,818 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,820 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,821 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:26,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:26,832 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:26,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:26,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:26,855 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:48:26,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:26,870 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:48:26,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:48:26,881 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,887 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,892 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,899 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,907 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,919 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,928 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:48:26,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:26,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:26,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:26,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:26,966 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 07:48:26,967 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:26,967 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:26,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:26,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:26,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:26,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:26,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:26,998 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:48:26,999 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:48:27,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,025 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,025 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,036 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:27,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,046 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,046 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:27,056 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,075 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,076 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,088 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,089 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,089 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:27,102 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,102 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,103 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:27,116 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,117 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,117 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:27,131 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,132 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,147 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,148 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:27,148 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:27,164 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,165 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:27,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:27,165 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:27,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:27,166 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:27,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [872372571] [2021-05-01 07:48:27,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [872372571] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:27,166 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:27,166 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-05-01 07:48:27,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844711617] [2021-05-01 07:48:27,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-01 07:48:27,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:27,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-01 07:48:27,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2021-05-01 07:48:27,167 INFO L87 Difference]: Start difference. First operand 51 states and 54 transitions. Second operand has 23 states, 23 states have (on average 1.826086956521739) internal successors, (42), 22 states have internal predecessors, (42), 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 07:48:27,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:27,886 INFO L93 Difference]: Finished difference Result 75 states and 83 transitions. [2021-05-01 07:48:27,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-01 07:48:27,886 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.826086956521739) internal successors, (42), 22 states have internal predecessors, (42), 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 50 [2021-05-01 07:48:27,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:27,887 INFO L225 Difference]: With dead ends: 75 [2021-05-01 07:48:27,887 INFO L226 Difference]: Without dead ends: 54 [2021-05-01 07:48:27,887 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 24 SyntacticMatches, 4 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 759.6ms TimeCoverageRelationStatistics Valid=500, Invalid=1480, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 07:48:27,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-05-01 07:48:27,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-05-01 07:48:27,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 49 states have (on average 1.0816326530612246) internal successors, (53), 49 states have internal predecessors, (53), 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 07:48:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 57 transitions. [2021-05-01 07:48:27,893 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 57 transitions. Word has length 50 [2021-05-01 07:48:27,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:27,894 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 57 transitions. [2021-05-01 07:48:27,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.826086956521739) internal successors, (42), 22 states have internal predecessors, (42), 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 07:48:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2021-05-01 07:48:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-05-01 07:48:27,898 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:27,898 INFO L519 BasicCegarLoop]: trace histogram [17, 13, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:27,898 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-05-01 07:48:27,898 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:27,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:27,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1061769711, now seen corresponding path program 14 times [2021-05-01 07:48:27,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:27,898 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1769489366] [2021-05-01 07:48:27,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:27,904 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:27,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:27,905 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_245 50000) InVars {main_~x~0=v_main_~x~0_245} OutVars{main_~x~0=v_main_~x~0_245} AuxVars[] AssignedVars[] [2021-05-01 07:48:27,917 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:27,918 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,926 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:27,929 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:27,931 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,933 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:27,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,938 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,941 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,941 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:27,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:27,951 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:27,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:27,952 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_247 1000000) (<= 50000 v_main_~x~0_247)) InVars {main_~x~0=v_main_~x~0_247} OutVars{main_~x~0=v_main_~x~0_247} AuxVars[] AssignedVars[] [2021-05-01 07:48:27,954 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:27,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,958 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,960 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,964 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,964 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:27,965 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,965 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,969 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,971 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:27,974 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:27,975 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:27,975 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:27,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,977 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:27,979 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:27,981 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,985 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:27,987 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,990 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:27,993 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:28,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:28,011 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:28,025 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:28,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,026 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_249) (< v_main_~x~0_249 999998)) InVars {main_~x~0=v_main_~x~0_249} OutVars{main_~x~0=v_main_~x~0_249} AuxVars[] AssignedVars[] [2021-05-01 07:48:28,028 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:28,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,034 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,038 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,039 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:28,040 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,040 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,046 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:28,048 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:28,049 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:28,049 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:28,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,052 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:28,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,063 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:28,065 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:28,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,067 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:28,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:28,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,086 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:28,086 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_251 50000) (< v_main_~x~0_251 999999)) InVars {main_~x~0=v_main_~x~0_251} OutVars{main_~x~0=v_main_~x~0_251} AuxVars[] AssignedVars[] [2021-05-01 07:48:28,087 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:28,088 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,090 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:28,091 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,092 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:28,093 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:28,095 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,097 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,098 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,102 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,103 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:28,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:28,112 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:28,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:28,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,134 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:28,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:28,142 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:28,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:28,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:28,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:28,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:28,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:28,241 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 07:48:28,242 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:28,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:28,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-05-01 07:48:28,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-05-01 07:48:28,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:28,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:28,288 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:28,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,298 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,299 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,311 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,312 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,325 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,325 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,338 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,339 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,340 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:28,353 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,364 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,364 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:28,378 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,379 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,394 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,395 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,395 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:28,411 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,412 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,428 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,429 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,446 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,447 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,448 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:28,466 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,466 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,485 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,486 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:28,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,506 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:28,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,506 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:28,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:28,507 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:28,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:28,508 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:28,508 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1769489366] [2021-05-01 07:48:28,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1769489366] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:28,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:28,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-05-01 07:48:28,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481274387] [2021-05-01 07:48:28,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-01 07:48:28,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:28,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-01 07:48:28,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=656, Unknown=0, NotChecked=0, Total=756 [2021-05-01 07:48:28,509 INFO L87 Difference]: Start difference. First operand 54 states and 57 transitions. Second operand has 25 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 07:48:29,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:29,244 INFO L93 Difference]: Finished difference Result 78 states and 85 transitions. [2021-05-01 07:48:29,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-01 07:48:29,245 INFO L78 Accepts]: Start accepts. Automaton has has 25 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 53 [2021-05-01 07:48:29,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:29,245 INFO L225 Difference]: With dead ends: 78 [2021-05-01 07:48:29,245 INFO L226 Difference]: Without dead ends: 56 [2021-05-01 07:48:29,246 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 25 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 718.1ms TimeCoverageRelationStatistics Valid=171, Invalid=1551, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 07:48:29,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-05-01 07:48:29,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-05-01 07:48:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 51 states have (on average 1.0784313725490196) internal successors, (55), 51 states have internal predecessors, (55), 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 07:48:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 59 transitions. [2021-05-01 07:48:29,251 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 59 transitions. Word has length 53 [2021-05-01 07:48:29,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:29,251 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 59 transitions. [2021-05-01 07:48:29,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 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 07:48:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2021-05-01 07:48:29,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-01 07:48:29,251 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:29,251 INFO L519 BasicCegarLoop]: trace histogram [18, 14, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:29,252 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-05-01 07:48:29,252 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:29,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:29,252 INFO L82 PathProgramCache]: Analyzing trace with hash 236472942, now seen corresponding path program 15 times [2021-05-01 07:48:29,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:29,252 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1840213946] [2021-05-01 07:48:29,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:29,257 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:29,258 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_269 50000) InVars {main_~x~0=v_main_~x~0_269} OutVars{main_~x~0=v_main_~x~0_269} AuxVars[] AssignedVars[] [2021-05-01 07:48:29,259 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:29,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,266 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,270 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,270 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:29,271 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,276 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:29,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:29,289 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:29,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,290 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_271) (< v_main_~x~0_271 1000000)) InVars {main_~x~0=v_main_~x~0_271} OutVars{main_~x~0=v_main_~x~0_271} AuxVars[] AssignedVars[] [2021-05-01 07:48:29,292 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:29,293 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,293 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:29,295 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,295 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,298 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:29,299 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,302 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,305 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:29,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,307 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:29,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,321 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:29,323 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,325 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,330 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,331 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:29,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:29,349 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:29,350 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:29,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,351 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_273 999998) (<= 50000 v_main_~x~0_273)) InVars {main_~x~0=v_main_~x~0_273} OutVars{main_~x~0=v_main_~x~0_273} AuxVars[] AssignedVars[] [2021-05-01 07:48:29,352 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:29,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,359 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,363 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,364 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,364 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:29,365 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,366 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,369 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,372 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,374 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,375 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:29,376 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:29,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,378 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:29,380 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,383 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,389 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:29,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,395 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:29,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:29,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,422 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:29,423 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_275 50000) (< v_main_~x~0_275 999999)) InVars {main_~x~0=v_main_~x~0_275} OutVars{main_~x~0=v_main_~x~0_275} AuxVars[] AssignedVars[] [2021-05-01 07:48:29,424 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:29,424 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,428 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,429 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:29,430 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:29,432 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,440 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:29,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:29,449 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:29,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:29,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,473 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,474 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,478 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,483 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,489 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,496 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,503 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,511 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:29,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:29,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:29,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:29,549 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 07:48:29,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:29,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:29,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:29,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:29,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:48:29,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:48:29,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:29,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,587 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,595 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,596 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,596 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,597 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,598 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,598 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,600 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,601 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,601 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,604 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,604 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,605 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,607 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,608 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,608 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,610 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:29,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:29,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,612 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:48:29,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,622 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:29,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,623 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:29,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,634 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:29,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,635 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:29,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,646 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:29,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,647 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:29,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:29,659 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:29,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:29,660 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:29,660 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1840213946] [2021-05-01 07:48:29,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1840213946] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:29,660 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:29,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-05-01 07:48:29,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867536646] [2021-05-01 07:48:29,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-01 07:48:29,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:29,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-01 07:48:29,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=160, Unknown=0, NotChecked=0, Total=272 [2021-05-01 07:48:29,661 INFO L87 Difference]: Start difference. First operand 56 states and 59 transitions. Second operand has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 16 states have internal predecessors, (26), 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 07:48:30,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:30,058 INFO L93 Difference]: Finished difference Result 83 states and 94 transitions. [2021-05-01 07:48:30,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-01 07:48:30,059 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 16 states have internal predecessors, (26), 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 07:48:30,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:30,059 INFO L225 Difference]: With dead ends: 83 [2021-05-01 07:48:30,059 INFO L226 Difference]: Without dead ends: 61 [2021-05-01 07:48:30,060 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 430.5ms TimeCoverageRelationStatistics Valid=330, Invalid=600, Unknown=0, NotChecked=0, Total=930 [2021-05-01 07:48:30,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-05-01 07:48:30,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-05-01 07:48:30,064 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 07:48:30,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 64 transitions. [2021-05-01 07:48:30,064 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 64 transitions. Word has length 55 [2021-05-01 07:48:30,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:30,065 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 64 transitions. [2021-05-01 07:48:30,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 16 states have internal predecessors, (26), 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 07:48:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2021-05-01 07:48:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-05-01 07:48:30,065 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:30,065 INFO L519 BasicCegarLoop]: trace histogram [20, 14, 8, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:30,065 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-05-01 07:48:30,065 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:30,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:30,066 INFO L82 PathProgramCache]: Analyzing trace with hash -2567297, now seen corresponding path program 16 times [2021-05-01 07:48:30,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:30,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [231181275] [2021-05-01 07:48:30,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:30,070 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:30,071 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_297 50000) InVars {main_~x~0=v_main_~x~0_297} OutVars{main_~x~0=v_main_~x~0_297} AuxVars[] AssignedVars[] [2021-05-01 07:48:30,072 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:30,073 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,075 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,078 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,078 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,080 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,082 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:30,083 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,085 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,087 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,087 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:30,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:30,097 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:30,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,098 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_299 1000000) (<= 50000 v_main_~x~0_299)) InVars {main_~x~0=v_main_~x~0_299} OutVars{main_~x~0=v_main_~x~0_299} AuxVars[] AssignedVars[] [2021-05-01 07:48:30,099 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:30,100 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,101 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:30,101 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,104 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,106 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:30,107 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,115 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,117 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,117 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:30,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,119 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:30,122 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,125 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,127 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,130 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:30,131 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,133 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,136 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,139 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,141 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,143 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:30,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:30,162 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:30,163 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:30,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,164 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_301 999998) (<= 50000 v_main_~x~0_301)) InVars {main_~x~0=v_main_~x~0_301} OutVars{main_~x~0=v_main_~x~0_301} AuxVars[] AssignedVars[] [2021-05-01 07:48:30,165 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:30,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,170 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,172 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,174 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,177 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,177 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:30,178 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,178 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,180 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,181 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:30,184 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,186 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,186 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:30,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,188 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:30,189 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,193 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:30,195 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,198 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,200 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,204 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,204 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:30,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:30,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,224 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:30,224 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_303 999999) (< v_main_~x~0_303 50000)) InVars {main_~x~0=v_main_~x~0_303} OutVars{main_~x~0=v_main_~x~0_303} AuxVars[] AssignedVars[] [2021-05-01 07:48:30,225 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:30,225 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,228 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,230 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:30,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,232 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:30,241 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,243 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,246 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,248 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,248 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:30,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:30,257 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:30,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:30,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,279 INFO L142 QuantifierPusher]: treesize reduction 11, result has 62.1 percent of original size [2021-05-01 07:48:30,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:30,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:30,296 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,302 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,314 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,321 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,329 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,337 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,347 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,357 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,367 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:30,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:30,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:30,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:30,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:30,408 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 07:48:30,409 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:30,410 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:30,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:30,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:30,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:30,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:30,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:30,449 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:30,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,458 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,459 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,459 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,473 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,474 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,483 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,484 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,484 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,494 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,505 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,506 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,506 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,518 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,529 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,538 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,551 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,551 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,565 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,566 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,566 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,580 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,580 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,598 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,600 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,618 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,619 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,638 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,639 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:30,640 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:30,657 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:30,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,657 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:30,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:30,658 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:30,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:30,659 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:30,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [231181275] [2021-05-01 07:48:30,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [231181275] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:30,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:30,659 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-01 07:48:30,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865197798] [2021-05-01 07:48:30,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-01 07:48:30,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:30,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-01 07:48:30,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=589, Unknown=0, NotChecked=0, Total=870 [2021-05-01 07:48:30,660 INFO L87 Difference]: Start difference. First operand 61 states and 64 transitions. Second operand has 27 states, 27 states have (on average 1.7777777777777777) internal successors, (48), 26 states have internal predecessors, (48), 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 07:48:31,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:31,613 INFO L93 Difference]: Finished difference Result 91 states and 99 transitions. [2021-05-01 07:48:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 07:48:31,613 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 1.7777777777777777) internal successors, (48), 26 states have internal predecessors, (48), 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 60 [2021-05-01 07:48:31,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:31,614 INFO L225 Difference]: With dead ends: 91 [2021-05-01 07:48:31,614 INFO L226 Difference]: Without dead ends: 64 [2021-05-01 07:48:31,614 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 30 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 809 ImplicationChecksByTransitivity, 971.4ms TimeCoverageRelationStatistics Valid=750, Invalid=2112, Unknown=0, NotChecked=0, Total=2862 [2021-05-01 07:48:31,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-05-01 07:48:31,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-05-01 07:48:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 59 states have (on average 1.0677966101694916) internal successors, (63), 59 states have internal predecessors, (63), 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 07:48:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 67 transitions. [2021-05-01 07:48:31,619 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 67 transitions. Word has length 60 [2021-05-01 07:48:31,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:31,619 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 67 transitions. [2021-05-01 07:48:31,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.7777777777777777) internal successors, (48), 26 states have internal predecessors, (48), 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 07:48:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2021-05-01 07:48:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-05-01 07:48:31,620 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:31,620 INFO L519 BasicCegarLoop]: trace histogram [21, 15, 9, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:31,620 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-05-01 07:48:31,620 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:31,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:31,620 INFO L82 PathProgramCache]: Analyzing trace with hash -364785887, now seen corresponding path program 17 times [2021-05-01 07:48:31,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:31,620 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [399798044] [2021-05-01 07:48:31,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:31,628 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:31,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:31,629 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_322 50000) InVars {main_~x~0=v_main_~x~0_322} OutVars{main_~x~0=v_main_~x~0_322} AuxVars[] AssignedVars[] [2021-05-01 07:48:31,629 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:31,631 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,633 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,634 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,636 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,636 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,638 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,640 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,640 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:31,642 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,643 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,645 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,646 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,646 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:31,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:31,663 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:31,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,664 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_324 1000000) (<= 50000 v_main_~x~0_324)) InVars {main_~x~0=v_main_~x~0_324} OutVars{main_~x~0=v_main_~x~0_324} AuxVars[] AssignedVars[] [2021-05-01 07:48:31,665 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:31,666 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,666 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:31,667 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,668 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,673 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,675 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,676 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:31,676 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:31,678 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,678 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:31,680 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,682 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,684 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,686 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,689 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:31,691 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,693 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,695 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,697 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,698 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,701 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,702 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,703 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:31,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:31,722 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:31,729 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:31,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,731 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_326) (< v_main_~x~0_326 999998)) InVars {main_~x~0=v_main_~x~0_326} OutVars{main_~x~0=v_main_~x~0_326} AuxVars[] AssignedVars[] [2021-05-01 07:48:31,732 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:31,733 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,733 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:31,734 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,734 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,738 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,740 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,742 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,743 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:31,744 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:31,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,746 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:31,748 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,750 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,752 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,754 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,755 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,759 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:31,761 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,764 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,767 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,768 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,769 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:31,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:31,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,801 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:31,801 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_328 50000) (< v_main_~x~0_328 999999)) InVars {main_~x~0=v_main_~x~0_328} OutVars{main_~x~0=v_main_~x~0_328} AuxVars[] AssignedVars[] [2021-05-01 07:48:31,802 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:31,803 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,805 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,807 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:31,809 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:31,811 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,817 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,821 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,821 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:31,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:31,830 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:31,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:31,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:31,851 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:31,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:31,859 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:31,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:31,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:31,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:31,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:31,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:31,981 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 07:48:31,982 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:31,982 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:31,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:31,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:31,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:31,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:32,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:32,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:32,033 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:32,033 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,044 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,057 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,058 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,059 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,071 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,072 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,073 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,086 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,087 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,087 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,101 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,113 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,113 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,128 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,129 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,145 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,145 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,162 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,163 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,180 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,181 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,199 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,219 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,221 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,245 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,246 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,270 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,272 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,297 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,298 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:32,298 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:32,324 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:32,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,325 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:32,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:32,326 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:32,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:32,327 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:32,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [399798044] [2021-05-01 07:48:32,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [399798044] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:32,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:32,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-05-01 07:48:32,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206705170] [2021-05-01 07:48:32,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-01 07:48:32,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:32,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-01 07:48:32,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=865, Unknown=0, NotChecked=0, Total=992 [2021-05-01 07:48:32,328 INFO L87 Difference]: Start difference. First operand 64 states and 67 transitions. Second operand has 29 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 07:48:33,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:33,261 INFO L93 Difference]: Finished difference Result 94 states and 101 transitions. [2021-05-01 07:48:33,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-01 07:48:33,261 INFO L78 Accepts]: Start accepts. Automaton has has 29 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 63 [2021-05-01 07:48:33,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:33,261 INFO L225 Difference]: With dead ends: 94 [2021-05-01 07:48:33,261 INFO L226 Difference]: Without dead ends: 66 [2021-05-01 07:48:33,262 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 31 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 898.4ms TimeCoverageRelationStatistics Valid=208, Invalid=2048, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 07:48:33,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-05-01 07:48:33,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2021-05-01 07:48:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 61 states have (on average 1.0655737704918034) internal successors, (65), 61 states have internal predecessors, (65), 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 07:48:33,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 69 transitions. [2021-05-01 07:48:33,267 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 69 transitions. Word has length 63 [2021-05-01 07:48:33,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:33,267 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 69 transitions. [2021-05-01 07:48:33,267 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 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 07:48:33,267 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 69 transitions. [2021-05-01 07:48:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-01 07:48:33,268 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:33,268 INFO L519 BasicCegarLoop]: trace histogram [22, 16, 9, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:33,268 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-05-01 07:48:33,268 INFO L428 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:33,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:33,268 INFO L82 PathProgramCache]: Analyzing trace with hash 644176702, now seen corresponding path program 18 times [2021-05-01 07:48:33,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:33,268 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1339472853] [2021-05-01 07:48:33,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:33,280 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:33,281 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_348 50000) InVars {main_~x~0=v_main_~x~0_348} OutVars{main_~x~0=v_main_~x~0_348} AuxVars[] AssignedVars[] [2021-05-01 07:48:33,282 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:33,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,285 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,288 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,291 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,292 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,293 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:33,294 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,296 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,298 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:33,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:33,308 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:33,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,309 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_350) (< v_main_~x~0_350 1000000)) InVars {main_~x~0=v_main_~x~0_350} OutVars{main_~x~0=v_main_~x~0_350} AuxVars[] AssignedVars[] [2021-05-01 07:48:33,310 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:33,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,320 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,321 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:33,322 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,322 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,326 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,328 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:33,330 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,333 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,333 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:33,335 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,336 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:33,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,342 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,347 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:33,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,353 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,353 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:33,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:33,371 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:33,372 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:33,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,373 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_352) (< v_main_~x~0_352 999998)) InVars {main_~x~0=v_main_~x~0_352} OutVars{main_~x~0=v_main_~x~0_352} AuxVars[] AssignedVars[] [2021-05-01 07:48:33,375 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:33,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,380 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,383 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,386 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,386 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:33,388 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,388 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,394 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,396 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,397 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:33,397 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:33,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,399 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:33,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,408 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:33,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,415 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,415 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:33,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:33,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,436 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:33,436 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_354 999999) (< v_main_~x~0_354 50000)) InVars {main_~x~0=v_main_~x~0_354} OutVars{main_~x~0=v_main_~x~0_354} AuxVars[] AssignedVars[] [2021-05-01 07:48:33,440 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:33,441 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,445 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,447 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:33,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,449 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:33,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,452 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,454 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,457 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:33,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:33,466 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:33,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:33,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,506 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-05-01 07:48:33,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:33,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:33,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:33,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:33,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:33,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:33,745 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 07:48:33,750 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:33,752 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:33,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:33,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:48:33,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:48:33,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:33,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:33,805 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:33,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,819 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,819 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,820 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:33,834 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,834 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,849 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,850 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,851 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:33,866 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,867 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,885 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,885 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:33,903 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,904 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,904 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:33,922 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,958 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,958 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,979 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:33,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:33,980 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:33,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:34,001 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,002 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:34,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,027 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,031 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:34,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,052 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:34,052 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:34,072 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,073 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:34,074 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:34,094 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,095 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:34,096 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:34,117 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,118 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:34,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,144 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:34,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,144 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:34,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:34,145 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:34,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:34,146 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:34,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1339472853] [2021-05-01 07:48:34,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1339472853] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:34,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:34,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-01 07:48:34,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709910560] [2021-05-01 07:48:34,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-01 07:48:34,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:34,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-01 07:48:34,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=925, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 07:48:34,147 INFO L87 Difference]: Start difference. First operand 66 states and 69 transitions. Second operand has 30 states, 30 states have (on average 1.7666666666666666) internal successors, (53), 29 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 07:48:35,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:35,131 INFO L93 Difference]: Finished difference Result 96 states and 103 transitions. [2021-05-01 07:48:35,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-01 07:48:35,132 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.7666666666666666) internal successors, (53), 29 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 65 [2021-05-01 07:48:35,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:35,132 INFO L225 Difference]: With dead ends: 96 [2021-05-01 07:48:35,132 INFO L226 Difference]: Without dead ends: 68 [2021-05-01 07:48:35,133 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 32 SyntacticMatches, 3 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 1074.5ms TimeCoverageRelationStatistics Valid=217, Invalid=2233, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 07:48:35,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-05-01 07:48:35,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-05-01 07:48:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 63 states have (on average 1.0634920634920635) internal successors, (67), 63 states have internal predecessors, (67), 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 07:48:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 71 transitions. [2021-05-01 07:48:35,138 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 71 transitions. Word has length 65 [2021-05-01 07:48:35,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:35,138 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 71 transitions. [2021-05-01 07:48:35,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.7666666666666666) internal successors, (53), 29 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 07:48:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2021-05-01 07:48:35,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-05-01 07:48:35,138 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:35,138 INFO L519 BasicCegarLoop]: trace histogram [23, 17, 9, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:35,138 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2021-05-01 07:48:35,138 INFO L428 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:35,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:35,139 INFO L82 PathProgramCache]: Analyzing trace with hash -405384165, now seen corresponding path program 19 times [2021-05-01 07:48:35,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:35,139 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [581198052] [2021-05-01 07:48:35,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:35,144 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:35,144 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_375 50000) InVars {main_~x~0=v_main_~x~0_375} OutVars{main_~x~0=v_main_~x~0_375} AuxVars[] AssignedVars[] [2021-05-01 07:48:35,145 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:35,147 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,149 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,158 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,161 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,163 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,163 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:35,165 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,166 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,169 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:35,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:35,182 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:35,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,183 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_377) (< v_main_~x~0_377 1000000)) InVars {main_~x~0=v_main_~x~0_377} OutVars{main_~x~0=v_main_~x~0_377} AuxVars[] AssignedVars[] [2021-05-01 07:48:35,184 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:35,187 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,194 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,194 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,195 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:35,196 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,197 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,200 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,204 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:35,205 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,205 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:35,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,207 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:35,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,211 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,213 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,215 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,217 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,219 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:35,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,223 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:35,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:35,242 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:35,243 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:35,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,243 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_379 999998) (<= 50000 v_main_~x~0_379)) InVars {main_~x~0=v_main_~x~0_379} OutVars{main_~x~0=v_main_~x~0_379} AuxVars[] AssignedVars[] [2021-05-01 07:48:35,245 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:35,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,249 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,250 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,253 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,255 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,256 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,256 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:35,259 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,259 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,261 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:35,262 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,266 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,266 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:35,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,268 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:35,270 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,280 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:35,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,284 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,284 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:35,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:35,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,305 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:35,306 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_381 999999) (< v_main_~x~0_381 50000)) InVars {main_~x~0=v_main_~x~0_381} OutVars{main_~x~0=v_main_~x~0_381} AuxVars[] AssignedVars[] [2021-05-01 07:48:35,306 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:35,307 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,311 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,311 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:35,312 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:35,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,323 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:35,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:35,331 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:35,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:35,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,354 INFO L142 QuantifierPusher]: treesize reduction 11, result has 62.1 percent of original size [2021-05-01 07:48:35,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:35,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:35,373 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,379 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,386 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,393 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,417 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,426 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,437 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,447 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,458 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,469 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:35,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:35,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:35,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:35,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:35,507 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 07:48:35,508 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:35,508 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:35,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:35,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:35,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:35,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:35,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:35,555 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:35,556 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,563 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,563 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,564 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,571 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,572 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,572 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,581 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,581 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,591 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,591 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,592 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,609 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,620 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,621 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,621 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,632 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,641 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,654 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,655 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,682 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,683 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,698 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,698 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,714 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,715 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,715 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,731 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,731 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,732 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,748 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,749 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,770 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,771 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,789 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,790 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:35,790 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:35,809 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:35,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,810 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:35,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:35,810 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:35,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:35,811 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:35,811 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [581198052] [2021-05-01 07:48:35,811 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [581198052] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:35,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:35,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-05-01 07:48:35,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798376001] [2021-05-01 07:48:35,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-01 07:48:35,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:35,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-01 07:48:35,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2021-05-01 07:48:35,813 INFO L87 Difference]: Start difference. First operand 68 states and 71 transitions. Second operand has 31 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 07:48:36,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:36,963 INFO L93 Difference]: Finished difference Result 99 states and 107 transitions. [2021-05-01 07:48:36,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 07:48:36,965 INFO L78 Accepts]: Start accepts. Automaton has has 31 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 67 [2021-05-01 07:48:36,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:36,965 INFO L225 Difference]: With dead ends: 99 [2021-05-01 07:48:36,965 INFO L226 Difference]: Without dead ends: 71 [2021-05-01 07:48:36,966 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1089 ImplicationChecksByTransitivity, 1178.2ms TimeCoverageRelationStatistics Valid=950, Invalid=2832, Unknown=0, NotChecked=0, Total=3782 [2021-05-01 07:48:36,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-05-01 07:48:36,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-05-01 07:48:36,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 66 states have (on average 1.0606060606060606) internal successors, (70), 66 states have internal predecessors, (70), 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 07:48:36,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 74 transitions. [2021-05-01 07:48:36,971 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 74 transitions. Word has length 67 [2021-05-01 07:48:36,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:36,971 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 74 transitions. [2021-05-01 07:48:36,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 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 07:48:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2021-05-01 07:48:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-05-01 07:48:36,971 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:36,971 INFO L519 BasicCegarLoop]: trace histogram [24, 18, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:36,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2021-05-01 07:48:36,971 INFO L428 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:36,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:36,972 INFO L82 PathProgramCache]: Analyzing trace with hash 247656619, now seen corresponding path program 20 times [2021-05-01 07:48:36,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:36,972 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [360647704] [2021-05-01 07:48:36,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:36,976 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:36,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:36,977 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_403 50000) InVars {main_~x~0=v_main_~x~0_403} OutVars{main_~x~0=v_main_~x~0_403} AuxVars[] AssignedVars[] [2021-05-01 07:48:36,978 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:36,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,981 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,984 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,984 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,987 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:36,988 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,988 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:36,990 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:36,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:36,994 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:37,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:37,004 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:37,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,005 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_405) (< v_main_~x~0_405 1000000)) InVars {main_~x~0=v_main_~x~0_405} OutVars{main_~x~0=v_main_~x~0_405} AuxVars[] AssignedVars[] [2021-05-01 07:48:37,006 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:37,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,011 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,016 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,017 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:37,017 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,020 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,022 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,023 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:37,026 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,028 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:37,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,030 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:37,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,042 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,046 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:37,047 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,048 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:37,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:37,067 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:37,068 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:37,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,069 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_407 999998) (<= 50000 v_main_~x~0_407)) InVars {main_~x~0=v_main_~x~0_407} OutVars{main_~x~0=v_main_~x~0_407} AuxVars[] AssignedVars[] [2021-05-01 07:48:37,070 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:37,071 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,071 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:37,072 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,072 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,075 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,076 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:37,079 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,080 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,081 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:37,083 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,083 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:37,085 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,090 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,093 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:37,095 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,097 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,101 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,106 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,107 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,109 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,109 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:37,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:37,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,129 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:37,129 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_409 999999) (< v_main_~x~0_409 50000)) InVars {main_~x~0=v_main_~x~0_409} OutVars{main_~x~0=v_main_~x~0_409} AuxVars[] AssignedVars[] [2021-05-01 07:48:37,130 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:37,130 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,133 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,134 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,135 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:37,136 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:37,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,141 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,144 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,146 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:37,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:37,155 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:37,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:37,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:48:37,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:37,196 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,202 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,208 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,216 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,224 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,233 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,242 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,253 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,264 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,277 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,291 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:37,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:37,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:37,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:37,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:37,332 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 07:48:37,332 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:37,333 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:37,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:37,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:48:37,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:37,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:37,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:37,376 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:37,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,384 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,385 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,394 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,395 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,395 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,418 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,419 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,419 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,431 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,432 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,432 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,444 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,454 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,471 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,472 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,473 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,487 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,497 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,497 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,509 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,510 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,524 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,524 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,538 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,539 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,554 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,555 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,571 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,572 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,572 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,604 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,604 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,624 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,625 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,625 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,646 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,647 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,670 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,690 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,691 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:37,691 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:37,711 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:37,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,712 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:37,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:37,712 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:37,713 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:37,713 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [360647704] [2021-05-01 07:48:37,713 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [360647704] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:37,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:37,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2021-05-01 07:48:37,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038961597] [2021-05-01 07:48:37,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-01 07:48:37,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:37,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-01 07:48:37,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=862, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 07:48:37,714 INFO L87 Difference]: Start difference. First operand 71 states and 74 transitions. Second operand has 33 states, 33 states have (on average 1.7575757575757576) internal successors, (58), 32 states have internal predecessors, (58), 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 07:48:38,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:38,989 INFO L93 Difference]: Finished difference Result 103 states and 111 transitions. [2021-05-01 07:48:38,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-01 07:48:38,990 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.7575757575757576) internal successors, (58), 32 states have internal predecessors, (58), 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 70 [2021-05-01 07:48:38,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:38,990 INFO L225 Difference]: With dead ends: 103 [2021-05-01 07:48:38,990 INFO L226 Difference]: Without dead ends: 74 [2021-05-01 07:48:38,991 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 33 SyntacticMatches, 4 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 1331.4ms TimeCoverageRelationStatistics Valid=1085, Invalid=3205, Unknown=0, NotChecked=0, Total=4290 [2021-05-01 07:48:38,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-05-01 07:48:38,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-05-01 07:48:38,996 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 07:48:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 77 transitions. [2021-05-01 07:48:38,996 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 77 transitions. Word has length 70 [2021-05-01 07:48:38,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:38,996 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 77 transitions. [2021-05-01 07:48:38,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.7575757575757576) internal successors, (58), 32 states have internal predecessors, (58), 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 07:48:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2021-05-01 07:48:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-05-01 07:48:38,997 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:38,997 INFO L519 BasicCegarLoop]: trace histogram [25, 19, 11, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:38,997 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2021-05-01 07:48:38,997 INFO L428 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:38,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:38,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1834059573, now seen corresponding path program 21 times [2021-05-01 07:48:38,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:38,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2141296967] [2021-05-01 07:48:38,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:39,002 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:39,003 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_432 50000) InVars {main_~x~0=v_main_~x~0_432} OutVars{main_~x~0=v_main_~x~0_432} AuxVars[] AssignedVars[] [2021-05-01 07:48:39,004 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:39,004 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,007 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,008 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,009 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:39,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,011 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,017 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,018 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,020 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:39,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:39,029 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:39,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,030 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_434 1000000) (<= 50000 v_main_~x~0_434)) InVars {main_~x~0=v_main_~x~0_434} OutVars{main_~x~0=v_main_~x~0_434} AuxVars[] AssignedVars[] [2021-05-01 07:48:39,031 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:39,032 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,033 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:39,034 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,041 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,045 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,049 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,050 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:39,050 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:39,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,052 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:39,055 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,057 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:39,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,062 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:39,064 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,072 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,073 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,075 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,077 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:39,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:39,101 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:39,102 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:39,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,103 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_436) (< v_main_~x~0_436 999998)) InVars {main_~x~0=v_main_~x~0_436} OutVars{main_~x~0=v_main_~x~0_436} AuxVars[] AssignedVars[] [2021-05-01 07:48:39,104 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:39,105 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,105 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:39,106 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,106 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,108 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,109 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:39,112 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,114 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,114 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:39,116 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,116 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:39,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,124 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:39,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,128 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,130 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:39,132 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,134 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,136 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,139 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,141 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,143 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:39,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:39,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,163 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:39,163 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_438 50000) (< v_main_~x~0_438 999999)) InVars {main_~x~0=v_main_~x~0_438} OutVars{main_~x~0=v_main_~x~0_438} AuxVars[] AssignedVars[] [2021-05-01 07:48:39,164 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:39,166 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,167 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,170 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,170 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,172 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,174 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,174 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:39,176 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:39,177 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,179 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,180 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,180 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:39,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:39,190 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:39,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:39,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,212 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,216 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,221 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,227 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,233 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,240 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,248 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,256 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,265 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,276 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,288 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,300 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:39,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:39,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:39,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:39,345 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 07:48:39,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:39,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:39,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:39,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:39,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 07:48:39,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-05-01 07:48:39,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:39,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,366 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,378 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,379 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,389 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,389 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,390 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,391 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,391 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,392 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,392 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,394 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,394 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,395 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,395 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,396 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,396 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,397 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,398 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,398 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,399 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,399 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,400 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,400 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,401 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,402 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,402 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,404 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,404 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,405 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,406 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,406 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,407 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:39,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,407 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:39,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,408 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:48:39,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,418 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:39,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,418 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:39,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,429 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:39,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,429 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:39,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,441 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:39,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,441 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:39,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,453 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:39,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,454 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:39,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,467 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:39,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,468 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:39,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:39,481 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:39,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:39,482 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:39,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2141296967] [2021-05-01 07:48:39,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2141296967] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:39,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:39,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-05-01 07:48:39,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25229735] [2021-05-01 07:48:39,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-01 07:48:39,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:39,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-01 07:48:39,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=318, Unknown=0, NotChecked=0, Total=552 [2021-05-01 07:48:39,483 INFO L87 Difference]: Start difference. First operand 74 states and 77 transitions. Second operand has 24 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 23 states have internal predecessors, (34), 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 07:48:40,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:40,128 INFO L93 Difference]: Finished difference Result 110 states and 122 transitions. [2021-05-01 07:48:40,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-01 07:48:40,129 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 23 states have internal predecessors, (34), 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 07:48:40,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:40,129 INFO L225 Difference]: With dead ends: 110 [2021-05-01 07:48:40,129 INFO L226 Difference]: Without dead ends: 80 [2021-05-01 07:48:40,130 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 517 ImplicationChecksByTransitivity, 730.2ms TimeCoverageRelationStatistics Valid=696, Invalid=1284, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 07:48:40,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-05-01 07:48:40,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-05-01 07:48:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 75 states have (on average 1.0533333333333332) internal successors, (79), 75 states have internal predecessors, (79), 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 07:48:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 83 transitions. [2021-05-01 07:48:40,135 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 83 transitions. Word has length 73 [2021-05-01 07:48:40,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:40,135 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 83 transitions. [2021-05-01 07:48:40,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 23 states have internal predecessors, (34), 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 07:48:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2021-05-01 07:48:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-01 07:48:40,136 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:40,136 INFO L519 BasicCegarLoop]: trace histogram [27, 19, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:40,136 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2021-05-01 07:48:40,136 INFO L428 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:40,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:40,136 INFO L82 PathProgramCache]: Analyzing trace with hash -396894133, now seen corresponding path program 22 times [2021-05-01 07:48:40,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:40,136 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [92356484] [2021-05-01 07:48:40,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:40,143 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:40,143 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_467 50000) InVars {main_~x~0=v_main_~x~0_467} OutVars{main_~x~0=v_main_~x~0_467} AuxVars[] AssignedVars[] [2021-05-01 07:48:40,145 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:40,145 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,148 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,149 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,149 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:40,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,153 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,159 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,160 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,161 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:40,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:40,171 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:40,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,172 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_469 1000000) (<= 50000 v_main_~x~0_469)) InVars {main_~x~0=v_main_~x~0_469} OutVars{main_~x~0=v_main_~x~0_469} AuxVars[] AssignedVars[] [2021-05-01 07:48:40,178 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:40,179 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,180 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:40,182 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,182 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,185 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,189 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,192 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:40,194 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,194 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:40,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,196 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:40,198 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,201 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,204 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,208 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,211 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:40,214 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,216 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,220 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,222 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,225 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,225 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:40,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:40,244 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:40,245 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:40,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,250 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_471 999998) (<= 50000 v_main_~x~0_471)) InVars {main_~x~0=v_main_~x~0_471} OutVars{main_~x~0=v_main_~x~0_471} AuxVars[] AssignedVars[] [2021-05-01 07:48:40,251 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:40,253 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,254 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:40,255 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,255 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,259 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,262 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,265 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,266 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:40,266 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:40,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,269 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:40,270 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,285 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:40,287 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,289 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,290 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,292 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,295 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:40,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:40,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,323 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:40,324 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_473 50000) (< v_main_~x~0_473 999999)) InVars {main_~x~0=v_main_~x~0_473} OutVars{main_~x~0=v_main_~x~0_473} AuxVars[] AssignedVars[] [2021-05-01 07:48:40,324 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:40,325 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,328 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,330 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:40,331 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:40,333 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,335 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,342 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:40,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:40,351 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:40,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:40,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,377 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,377 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,382 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,387 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,392 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,399 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,406 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,413 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,422 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,431 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,441 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,452 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,463 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,476 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:40,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:40,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:40,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:40,513 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 07:48:40,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:40,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:40,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:40,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:40,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:48:40,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:48:40,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:40,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,541 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,548 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,549 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,549 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,550 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,550 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,551 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,552 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,552 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,553 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,553 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,554 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,554 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,555 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,556 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,556 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,557 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,557 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,558 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,558 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,559 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,559 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,560 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,569 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,570 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,570 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,571 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,571 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,572 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,573 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,573 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,574 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,574 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,575 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,575 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,576 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,576 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:40,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,577 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:40,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,578 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:48:40,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,587 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,588 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,598 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,599 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,612 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,624 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,625 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,638 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,638 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,652 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,653 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:40,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,669 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:40,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:40,684 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:40,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:40,685 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:40,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [92356484] [2021-05-01 07:48:40,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [92356484] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:40,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:40,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-01 07:48:40,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403321380] [2021-05-01 07:48:40,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-01 07:48:40,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:40,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-01 07:48:40,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=411, Unknown=0, NotChecked=0, Total=702 [2021-05-01 07:48:40,687 INFO L87 Difference]: Start difference. First operand 80 states and 83 transitions. Second operand has 27 states, 27 states have (on average 1.4814814814814814) internal successors, (40), 26 states have internal predecessors, (40), 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 07:48:41,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:41,479 INFO L93 Difference]: Finished difference Result 121 states and 132 transitions. [2021-05-01 07:48:41,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 07:48:41,479 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 1.4814814814814814) internal successors, (40), 26 states have internal predecessors, (40), 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 07:48:41,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:41,480 INFO L225 Difference]: With dead ends: 121 [2021-05-01 07:48:41,480 INFO L226 Difference]: Without dead ends: 85 [2021-05-01 07:48:41,481 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 701 ImplicationChecksByTransitivity, 875.4ms TimeCoverageRelationStatistics Valid=867, Invalid=1683, Unknown=0, NotChecked=0, Total=2550 [2021-05-01 07:48:41,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-05-01 07:48:41,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-05-01 07:48:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 80 states have (on average 1.05) internal successors, (84), 80 states have internal predecessors, (84), 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 07:48:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 88 transitions. [2021-05-01 07:48:41,486 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 88 transitions. Word has length 79 [2021-05-01 07:48:41,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:41,486 INFO L480 AbstractCegarLoop]: Abstraction has 85 states and 88 transitions. [2021-05-01 07:48:41,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.4814814814814814) internal successors, (40), 26 states have internal predecessors, (40), 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 07:48:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2021-05-01 07:48:41,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-05-01 07:48:41,486 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:41,486 INFO L519 BasicCegarLoop]: trace histogram [29, 19, 14, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:41,487 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2021-05-01 07:48:41,487 INFO L428 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:41,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:41,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1779355714, now seen corresponding path program 23 times [2021-05-01 07:48:41,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:41,487 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1081326172] [2021-05-01 07:48:41,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:41,492 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:41,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:41,493 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_504 50000) InVars {main_~x~0=v_main_~x~0_504} OutVars{main_~x~0=v_main_~x~0_504} AuxVars[] AssignedVars[] [2021-05-01 07:48:41,497 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:41,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,501 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,504 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,507 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,508 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:41,509 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,510 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,513 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:41,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:41,523 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:41,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,524 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_506 1000000) (<= 50000 v_main_~x~0_506)) InVars {main_~x~0=v_main_~x~0_506} OutVars{main_~x~0=v_main_~x~0_506} AuxVars[] AssignedVars[] [2021-05-01 07:48:41,525 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:41,526 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,526 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:41,527 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,527 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,530 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,530 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:41,533 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,535 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,535 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:41,537 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,537 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:41,539 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,547 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:41,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,553 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,556 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,557 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,560 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,564 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:41,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:41,584 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:41,585 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:41,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,586 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_508) (< v_main_~x~0_508 999998)) InVars {main_~x~0=v_main_~x~0_508} OutVars{main_~x~0=v_main_~x~0_508} AuxVars[] AssignedVars[] [2021-05-01 07:48:41,587 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:41,588 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,589 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:41,589 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,590 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,593 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,596 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,598 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,599 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:41,599 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:41,601 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,601 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:41,604 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,605 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,610 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,615 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:41,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,619 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,622 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,624 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,629 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:41,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:41,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,651 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:41,651 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_510 999999) (< v_main_~x~0_510 50000)) InVars {main_~x~0=v_main_~x~0_510} OutVars{main_~x~0=v_main_~x~0_510} AuxVars[] AssignedVars[] [2021-05-01 07:48:41,652 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:41,653 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,657 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,657 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:41,659 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:41,661 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,663 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,667 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,668 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,670 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,671 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:41,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:41,682 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:41,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:41,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:41,718 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-05-01 07:48:41,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-05-01 07:48:41,730 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:41,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:41,737 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-05-01 07:48:41,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:41,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:41,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:41,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:41,927 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 07:48:41,927 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:41,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:41,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:41,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:41,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:41,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:41,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:41,979 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:41,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:41,992 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:41,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:41,993 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:41,993 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,007 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,017 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,033 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,034 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,034 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,052 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,069 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,083 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,083 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,100 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,101 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,119 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,120 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,140 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,140 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,160 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,161 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,161 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,185 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,185 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,186 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,207 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,208 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,229 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,230 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,230 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,253 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,254 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,254 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,277 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,278 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,280 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,304 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,305 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,305 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,331 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,356 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,357 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,383 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,385 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:42,385 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:42,412 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:42,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,436 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:42,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:42,437 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:42,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:42,438 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:42,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1081326172] [2021-05-01 07:48:42,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1081326172] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:42,438 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:42,438 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-05-01 07:48:42,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875723975] [2021-05-01 07:48:42,438 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-01 07:48:42,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:42,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-01 07:48:42,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=1430, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 07:48:42,439 INFO L87 Difference]: Start difference. First operand 85 states and 88 transitions. Second operand has 38 states, 38 states have (on average 1.6842105263157894) internal successors, (64), 37 states have internal predecessors, (64), 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 07:48:43,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:43,751 INFO L93 Difference]: Finished difference Result 128 states and 135 transitions. [2021-05-01 07:48:43,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-01 07:48:43,752 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 1.6842105263157894) internal successors, (64), 37 states have internal predecessors, (64), 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 84 [2021-05-01 07:48:43,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:43,752 INFO L225 Difference]: With dead ends: 128 [2021-05-01 07:48:43,753 INFO L226 Difference]: Without dead ends: 87 [2021-05-01 07:48:43,753 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 42 SyntacticMatches, 4 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 1320.1ms TimeCoverageRelationStatistics Valid=311, Invalid=3349, Unknown=0, NotChecked=0, Total=3660 [2021-05-01 07:48:43,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-05-01 07:48:43,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-05-01 07:48:43,759 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 07:48:43,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 90 transitions. [2021-05-01 07:48:43,759 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 90 transitions. Word has length 84 [2021-05-01 07:48:43,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:43,759 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 90 transitions. [2021-05-01 07:48:43,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.6842105263157894) internal successors, (64), 37 states have internal predecessors, (64), 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 07:48:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2021-05-01 07:48:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-05-01 07:48:43,760 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:43,760 INFO L519 BasicCegarLoop]: trace histogram [30, 20, 14, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:43,760 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2021-05-01 07:48:43,760 INFO L428 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:43,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:43,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1862211515, now seen corresponding path program 24 times [2021-05-01 07:48:43,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:43,760 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1017786308] [2021-05-01 07:48:43,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:43,765 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:43,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:43,765 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_534 50000) InVars {main_~x~0=v_main_~x~0_534} OutVars{main_~x~0=v_main_~x~0_534} AuxVars[] AssignedVars[] [2021-05-01 07:48:43,769 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:43,771 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,772 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,775 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,777 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,779 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:43,780 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,784 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,785 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:43,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:43,794 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:43,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:43,795 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_536 1000000) (<= 50000 v_main_~x~0_536)) InVars {main_~x~0=v_main_~x~0_536} OutVars{main_~x~0=v_main_~x~0_536} AuxVars[] AssignedVars[] [2021-05-01 07:48:43,797 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:43,799 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,804 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,807 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,807 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:43,808 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,808 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,815 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:43,816 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,818 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,820 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,821 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:43,823 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,823 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:43,824 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,826 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,835 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,837 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:43,840 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,842 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,844 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,845 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,846 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:43,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:43,865 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:43,865 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:43,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:43,866 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_538 999998) (<= 50000 v_main_~x~0_538)) InVars {main_~x~0=v_main_~x~0_538} OutVars{main_~x~0=v_main_~x~0_538} AuxVars[] AssignedVars[] [2021-05-01 07:48:43,868 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:43,868 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,869 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:43,869 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,870 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,872 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:43,873 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,877 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,878 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:43,879 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,880 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:43,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,887 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,891 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:43,893 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:43,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,908 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:43,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:43,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,928 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:43,928 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_540 999999) (< v_main_~x~0_540 50000)) InVars {main_~x~0=v_main_~x~0_540} OutVars{main_~x~0=v_main_~x~0_540} AuxVars[] AssignedVars[] [2021-05-01 07:48:43,929 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:43,929 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,932 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,933 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:43,935 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,936 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:43,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,939 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,942 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,944 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:43,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:43,960 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:43,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:43,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:43,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:48:43,988 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:43,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:43,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:43,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:44,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:44,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:44,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:44,200 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 07:48:44,200 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:44,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:44,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:44,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:44,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:44,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:44,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:44,257 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:44,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,272 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,288 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,288 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,289 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,317 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,318 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,318 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,335 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,336 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,336 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,354 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,368 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,385 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,386 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,404 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,404 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,423 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,424 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,424 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,443 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,444 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,464 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,465 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,486 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,487 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,487 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,509 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,509 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,510 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,535 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,535 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,536 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,559 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,560 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,584 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,584 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,610 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,637 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,663 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,665 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:44,692 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,717 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:44,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,745 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:44,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,746 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:44,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:44,747 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:44,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:44,747 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:44,748 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1017786308] [2021-05-01 07:48:44,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1017786308] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:44,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:44,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-05-01 07:48:44,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553266092] [2021-05-01 07:48:44,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-01 07:48:44,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:44,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-01 07:48:44,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=1490, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 07:48:44,749 INFO L87 Difference]: Start difference. First operand 87 states and 90 transitions. Second operand has 39 states, 39 states have (on average 1.6923076923076923) internal successors, (66), 38 states have internal predecessors, (66), 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 07:48:46,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:46,196 INFO L93 Difference]: Finished difference Result 130 states and 137 transitions. [2021-05-01 07:48:46,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-01 07:48:46,196 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.6923076923076923) internal successors, (66), 38 states have internal predecessors, (66), 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 86 [2021-05-01 07:48:46,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:46,197 INFO L225 Difference]: With dead ends: 130 [2021-05-01 07:48:46,197 INFO L226 Difference]: Without dead ends: 89 [2021-05-01 07:48:46,198 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 43 SyntacticMatches, 4 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 1430.3ms TimeCoverageRelationStatistics Valid=358, Invalid=3548, Unknown=0, NotChecked=0, Total=3906 [2021-05-01 07:48:46,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-05-01 07:48:46,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2021-05-01 07:48:46,202 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 07:48:46,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 92 transitions. [2021-05-01 07:48:46,203 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 92 transitions. Word has length 86 [2021-05-01 07:48:46,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:46,203 INFO L480 AbstractCegarLoop]: Abstraction has 89 states and 92 transitions. [2021-05-01 07:48:46,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.6923076923076923) internal successors, (66), 38 states have internal predecessors, (66), 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 07:48:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2021-05-01 07:48:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-05-01 07:48:46,203 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:46,204 INFO L519 BasicCegarLoop]: trace histogram [31, 21, 14, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:46,204 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2021-05-01 07:48:46,204 INFO L428 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:46,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:46,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1009972344, now seen corresponding path program 25 times [2021-05-01 07:48:46,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:46,204 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [442802809] [2021-05-01 07:48:46,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:46,212 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:46,212 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_565 50000) InVars {main_~x~0=v_main_~x~0_565} OutVars{main_~x~0=v_main_~x~0_565} AuxVars[] AssignedVars[] [2021-05-01 07:48:46,216 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:46,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,220 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,222 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,222 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,225 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,227 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,227 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:46,228 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,233 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:46,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:46,243 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:46,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,244 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_567) (< v_main_~x~0_567 1000000)) InVars {main_~x~0=v_main_~x~0_567} OutVars{main_~x~0=v_main_~x~0_567} AuxVars[] AssignedVars[] [2021-05-01 07:48:46,247 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:46,248 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,248 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:46,249 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,249 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,253 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,258 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:46,259 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,259 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:46,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,261 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:46,263 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,264 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,269 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:46,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,281 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,284 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,286 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:46,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:46,306 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:46,307 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:46,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,308 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_569) (< v_main_~x~0_569 999998)) InVars {main_~x~0=v_main_~x~0_569} OutVars{main_~x~0=v_main_~x~0_569} AuxVars[] AssignedVars[] [2021-05-01 07:48:46,310 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:46,312 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,320 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,320 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:46,321 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,321 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,327 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,329 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:46,330 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,330 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:46,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,332 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:46,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,336 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:46,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,339 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:46,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,343 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,347 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:46,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:46,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,365 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:46,366 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_571 50000) (< v_main_~x~0_571 999999)) InVars {main_~x~0=v_main_~x~0_571} OutVars{main_~x~0=v_main_~x~0_571} AuxVars[] AssignedVars[] [2021-05-01 07:48:46,366 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:46,367 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,370 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,372 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,373 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:46,374 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:46,376 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,377 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,380 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,383 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,384 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:46,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:46,393 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:46,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:46,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,417 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:46,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:46,426 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:46,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:46,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:46,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:46,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:46,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:46,628 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 07:48:46,629 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:46,629 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:46,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:46,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:46,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:46,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:46,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:46,685 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:46,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,698 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,699 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,699 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,713 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,714 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,729 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,730 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,732 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,750 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,750 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,769 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,770 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,770 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,788 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,789 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,790 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,807 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,822 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,841 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,843 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,863 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,863 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,864 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,905 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,906 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,907 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,928 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,929 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,929 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,951 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,952 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,952 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:46,975 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:46,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:46,976 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:46,976 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:47,000 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,001 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:47,001 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:47,025 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,026 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:47,027 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:47,052 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,052 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:47,053 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:47,086 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,088 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:47,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,115 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,116 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:47,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,143 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,144 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:47,144 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:47,172 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:47,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,173 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:47,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:47,174 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:47,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:47,174 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:47,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [442802809] [2021-05-01 07:48:47,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [442802809] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:47,175 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:47,175 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2021-05-01 07:48:47,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561022342] [2021-05-01 07:48:47,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-01 07:48:47,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:47,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-01 07:48:47,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=1591, Unknown=0, NotChecked=0, Total=1806 [2021-05-01 07:48:47,176 INFO L87 Difference]: Start difference. First operand 89 states and 92 transitions. Second operand has 40 states, 40 states have (on average 1.7) internal successors, (68), 39 states have internal predecessors, (68), 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 07:48:48,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:48,430 INFO L93 Difference]: Finished difference Result 132 states and 139 transitions. [2021-05-01 07:48:48,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-01 07:48:48,431 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 1.7) internal successors, (68), 39 states have internal predecessors, (68), 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 88 [2021-05-01 07:48:48,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:48,431 INFO L225 Difference]: With dead ends: 132 [2021-05-01 07:48:48,431 INFO L226 Difference]: Without dead ends: 91 [2021-05-01 07:48:48,432 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 45 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 1434.2ms TimeCoverageRelationStatistics Valid=326, Invalid=3834, Unknown=0, NotChecked=0, Total=4160 [2021-05-01 07:48:48,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-05-01 07:48:48,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2021-05-01 07:48:48,437 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 07:48:48,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 94 transitions. [2021-05-01 07:48:48,438 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 94 transitions. Word has length 88 [2021-05-01 07:48:48,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:48,438 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 94 transitions. [2021-05-01 07:48:48,438 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.7) internal successors, (68), 39 states have internal predecessors, (68), 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 07:48:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2021-05-01 07:48:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-05-01 07:48:48,438 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:48,438 INFO L519 BasicCegarLoop]: trace histogram [32, 22, 14, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:48,438 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2021-05-01 07:48:48,438 INFO L428 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:48,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:48,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1948084747, now seen corresponding path program 26 times [2021-05-01 07:48:48,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:48,439 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1528620916] [2021-05-01 07:48:48,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:48,444 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:48,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:48,445 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_597 50000) InVars {main_~x~0=v_main_~x~0_597} OutVars{main_~x~0=v_main_~x~0_597} AuxVars[] AssignedVars[] [2021-05-01 07:48:48,446 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:48,446 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,448 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,450 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:48,451 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,460 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,462 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:48,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:48,472 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:48,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,473 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_599) (< v_main_~x~0_599 1000000)) InVars {main_~x~0=v_main_~x~0_599} OutVars{main_~x~0=v_main_~x~0_599} AuxVars[] AssignedVars[] [2021-05-01 07:48:48,476 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:48,480 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,480 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:48,481 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,481 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,485 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,490 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:48,491 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,491 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:48,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,493 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:48,495 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,498 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,504 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:48,506 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,508 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,509 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,516 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,517 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:48,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:48,541 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:48,543 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:48,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,544 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_601) (< v_main_~x~0_601 999998)) InVars {main_~x~0=v_main_~x~0_601} OutVars{main_~x~0=v_main_~x~0_601} AuxVars[] AssignedVars[] [2021-05-01 07:48:48,545 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:48,547 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,553 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,555 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,555 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:48,557 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,557 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,575 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:48,576 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,581 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,583 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:48,586 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,586 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:48,588 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,589 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,611 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,615 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,619 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,622 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:48,622 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:48,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:48,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,643 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:48,643 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_603 999999) (< v_main_~x~0_603 50000)) InVars {main_~x~0=v_main_~x~0_603} OutVars{main_~x~0=v_main_~x~0_603} AuxVars[] AssignedVars[] [2021-05-01 07:48:48,644 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:48,646 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,651 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,651 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,654 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,655 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:48,657 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:48,658 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,660 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,661 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,662 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:48,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:48,671 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:48,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:48,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:48,691 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:48,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:48,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:48,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:48,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:48,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:48,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:48,901 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 07:48:48,902 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:48:48,903 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:48:48,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:48,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-05-01 07:48:48,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-05-01 07:48:48,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:48,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:48,955 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:48,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:48,969 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:48,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:48,977 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:48,978 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:48,995 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:48,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:48,996 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:48,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,018 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,053 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,053 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,071 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,073 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,073 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,091 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,107 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,127 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,127 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,147 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,148 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,168 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,169 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,190 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,191 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,213 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,236 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,237 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,237 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,260 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,262 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,285 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,286 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,311 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,312 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,316 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,341 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,342 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,342 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,369 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,369 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,397 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,398 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,398 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,425 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,426 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,427 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,456 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,456 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:49,457 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:49,487 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:49,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,489 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:49,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:49,490 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:49,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:49,490 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:49,491 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1528620916] [2021-05-01 07:48:49,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1528620916] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:49,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:49,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-05-01 07:48:49,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559987953] [2021-05-01 07:48:49,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-01 07:48:49,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:49,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-01 07:48:49,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1674, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 07:48:49,492 INFO L87 Difference]: Start difference. First operand 91 states and 94 transitions. Second operand has 41 states, 41 states have (on average 1.7073170731707317) internal successors, (70), 40 states have internal predecessors, (70), 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 07:48:51,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:51,121 INFO L93 Difference]: Finished difference Result 134 states and 141 transitions. [2021-05-01 07:48:51,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-01 07:48:51,121 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 1.7073170731707317) internal successors, (70), 40 states have internal predecessors, (70), 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 90 [2021-05-01 07:48:51,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:51,122 INFO L225 Difference]: With dead ends: 134 [2021-05-01 07:48:51,122 INFO L226 Difference]: Without dead ends: 93 [2021-05-01 07:48:51,123 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 46 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 1547.5ms TimeCoverageRelationStatistics Valid=334, Invalid=4088, Unknown=0, NotChecked=0, Total=4422 [2021-05-01 07:48:51,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-05-01 07:48:51,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2021-05-01 07:48:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 88 states have (on average 1.0454545454545454) internal successors, (92), 88 states have internal predecessors, (92), 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 07:48:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 96 transitions. [2021-05-01 07:48:51,128 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 96 transitions. Word has length 90 [2021-05-01 07:48:51,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:51,128 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 96 transitions. [2021-05-01 07:48:51,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.7073170731707317) internal successors, (70), 40 states have internal predecessors, (70), 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 07:48:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2021-05-01 07:48:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-05-01 07:48:51,129 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:51,129 INFO L519 BasicCegarLoop]: trace histogram [33, 23, 14, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:51,129 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2021-05-01 07:48:51,129 INFO L428 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:51,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:51,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1372599246, now seen corresponding path program 27 times [2021-05-01 07:48:51,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:51,130 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1360004437] [2021-05-01 07:48:51,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:51,134 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:51,135 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_630 50000) InVars {main_~x~0=v_main_~x~0_630} OutVars{main_~x~0=v_main_~x~0_630} AuxVars[] AssignedVars[] [2021-05-01 07:48:51,136 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:51,139 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,143 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,147 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,148 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:51,149 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,152 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,153 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:51,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:51,163 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:51,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,164 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_632) (< v_main_~x~0_632 1000000)) InVars {main_~x~0=v_main_~x~0_632} OutVars{main_~x~0=v_main_~x~0_632} AuxVars[] AssignedVars[] [2021-05-01 07:48:51,165 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:51,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,170 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,173 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,175 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,175 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,176 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:51,176 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,177 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,179 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:51,180 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,182 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,184 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,185 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:51,186 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,187 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:51,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,195 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:51,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,198 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,200 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,202 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,202 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:51,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:51,221 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:51,221 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:51,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,222 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_634) (< v_main_~x~0_634 999998)) InVars {main_~x~0=v_main_~x~0_634} OutVars{main_~x~0=v_main_~x~0_634} AuxVars[] AssignedVars[] [2021-05-01 07:48:51,223 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:51,224 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,225 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:51,225 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,226 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,228 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:51,229 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,233 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,234 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:51,235 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,236 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:51,239 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,241 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,244 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:51,246 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,248 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:48:51,250 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,252 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,255 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,263 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,263 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:51,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:48:51,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,284 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:51,284 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_636 50000) (< v_main_~x~0_636 999999)) InVars {main_~x~0=v_main_~x~0_636} OutVars{main_~x~0=v_main_~x~0_636} AuxVars[] AssignedVars[] [2021-05-01 07:48:51,285 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:51,286 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,288 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,290 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,290 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:51,292 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:51,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,300 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,303 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:51,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:51,313 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,334 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:48:51,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:51,343 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:48:51,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:48:51,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:51,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:51,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:51,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:51,552 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 07:48:51,553 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:51,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:51,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:51,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:48:51,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:48:51,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:51,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:51,606 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:51,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,620 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,620 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,635 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,635 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,636 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,651 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,651 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,667 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,685 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,685 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,686 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,703 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,703 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,704 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,737 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,737 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,756 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,757 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,757 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,776 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,777 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,778 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,798 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,798 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,799 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,819 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,820 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,821 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,842 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,843 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,843 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,866 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,867 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,867 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,890 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,891 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,915 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,916 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,941 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,942 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,942 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:51,972 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,973 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:51,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:51,999 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:51,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,000 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:52,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,028 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:52,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,028 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:52,029 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:52,056 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:52,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,057 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:52,057 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:52,085 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:52,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,086 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:52,087 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:52,116 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:52,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,116 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:52,117 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:52,147 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:52,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,174 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:52,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:52,175 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:52,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:52,176 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:52,176 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1360004437] [2021-05-01 07:48:52,176 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1360004437] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:52,176 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:52,176 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-05-01 07:48:52,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29774368] [2021-05-01 07:48:52,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-01 07:48:52,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:52,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-01 07:48:52,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=1758, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 07:48:52,177 INFO L87 Difference]: Start difference. First operand 93 states and 96 transitions. Second operand has 42 states, 42 states have (on average 1.7142857142857142) internal successors, (72), 41 states have internal predecessors, (72), 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 07:48:53,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:53,847 INFO L93 Difference]: Finished difference Result 136 states and 143 transitions. [2021-05-01 07:48:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 07:48:53,848 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.7142857142857142) internal successors, (72), 41 states have internal predecessors, (72), 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 92 [2021-05-01 07:48:53,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:53,848 INFO L225 Difference]: With dead ends: 136 [2021-05-01 07:48:53,848 INFO L226 Difference]: Without dead ends: 95 [2021-05-01 07:48:53,849 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 46 SyntacticMatches, 4 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 842 ImplicationChecksByTransitivity, 1629.3ms TimeCoverageRelationStatistics Valid=343, Invalid=4349, Unknown=0, NotChecked=0, Total=4692 [2021-05-01 07:48:53,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-05-01 07:48:53,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2021-05-01 07:48:53,854 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 07:48:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 98 transitions. [2021-05-01 07:48:53,854 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 98 transitions. Word has length 92 [2021-05-01 07:48:53,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:53,855 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 98 transitions. [2021-05-01 07:48:53,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.7142857142857142) internal successors, (72), 41 states have internal predecessors, (72), 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 07:48:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2021-05-01 07:48:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-05-01 07:48:53,855 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:53,855 INFO L519 BasicCegarLoop]: trace histogram [34, 24, 14, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:53,855 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2021-05-01 07:48:53,855 INFO L428 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:53,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:53,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1913153327, now seen corresponding path program 28 times [2021-05-01 07:48:53,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:53,856 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1496141580] [2021-05-01 07:48:53,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:53,863 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:53,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:53,864 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_664 50000) InVars {main_~x~0=v_main_~x~0_664} OutVars{main_~x~0=v_main_~x~0_664} AuxVars[] AssignedVars[] [2021-05-01 07:48:53,865 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:53,866 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,869 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,871 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,875 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,877 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:53,878 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,880 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,882 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:53,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:53,895 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:53,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:53,896 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_666) (< v_main_~x~0_666 1000000)) InVars {main_~x~0=v_main_~x~0_666} OutVars{main_~x~0=v_main_~x~0_666} AuxVars[] AssignedVars[] [2021-05-01 07:48:53,897 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:53,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,907 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,907 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:53,908 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,908 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,914 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,916 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,916 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:53,917 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:53,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,919 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:53,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,922 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,926 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,932 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:53,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,934 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:53,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:53,952 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:53,953 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:53,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:53,954 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_668) (< v_main_~x~0_668 999998)) InVars {main_~x~0=v_main_~x~0_668} OutVars{main_~x~0=v_main_~x~0_668} AuxVars[] AssignedVars[] [2021-05-01 07:48:53,955 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:53,958 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,964 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,965 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,965 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:53,967 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,967 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,969 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,970 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:53,973 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,975 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,975 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:53,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,977 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:53,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,982 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:53,984 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,986 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,988 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,990 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:53,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,993 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:53,994 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:54,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:54,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,016 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:54,016 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_670 999999) (< v_main_~x~0_670 50000)) InVars {main_~x~0=v_main_~x~0_670} OutVars{main_~x~0=v_main_~x~0_670} AuxVars[] AssignedVars[] [2021-05-01 07:48:54,017 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:54,017 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,021 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:54,021 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:54,024 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:54,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,034 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:54,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:54,043 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:54,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:54,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,065 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,065 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,069 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,074 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,080 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,086 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,093 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,100 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,108 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,117 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,127 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,137 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,149 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,161 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,174 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:54,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:54,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:54,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:54,215 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 07:48:54,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:54,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:54,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:54,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:54,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:48:54,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:48:54,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:54,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,237 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,246 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,246 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,247 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,248 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,248 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,249 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,249 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,250 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,250 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,251 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,252 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,252 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,253 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,253 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,254 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,254 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,255 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,256 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,256 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,257 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,257 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,259 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,260 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,260 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,262 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,262 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,263 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,264 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,264 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,265 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,265 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,266 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,266 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,267 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,268 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,268 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,269 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,269 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,270 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,270 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,272 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:54,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,272 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:54,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,273 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:48:54,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,283 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,283 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,294 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,295 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,306 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,307 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,319 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,320 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,334 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,335 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,351 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,351 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,368 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,369 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,387 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,388 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,408 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:54,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,409 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:54,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:54,428 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:54,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:54,429 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:54,429 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1496141580] [2021-05-01 07:48:54,429 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1496141580] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:54,429 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:54,429 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-01 07:48:54,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546341576] [2021-05-01 07:48:54,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-01 07:48:54,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:54,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-01 07:48:54,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=517, Unknown=0, NotChecked=0, Total=870 [2021-05-01 07:48:54,430 INFO L87 Difference]: Start difference. First operand 95 states and 98 transitions. Second operand has 30 states, 30 states have (on average 1.5) internal successors, (45), 29 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 07:48:55,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:55,378 INFO L93 Difference]: Finished difference Result 141 states and 152 transitions. [2021-05-01 07:48:55,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-01 07:48:55,378 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.5) internal successors, (45), 29 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 94 [2021-05-01 07:48:55,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:55,378 INFO L225 Difference]: With dead ends: 141 [2021-05-01 07:48:55,379 INFO L226 Difference]: Without dead ends: 100 [2021-05-01 07:48:55,379 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 880 ImplicationChecksByTransitivity, 1037.7ms TimeCoverageRelationStatistics Valid=1053, Invalid=2139, Unknown=0, NotChecked=0, Total=3192 [2021-05-01 07:48:55,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-05-01 07:48:55,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2021-05-01 07:48:55,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 95 states have (on average 1.0421052631578946) internal successors, (99), 95 states have internal predecessors, (99), 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 07:48:55,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 103 transitions. [2021-05-01 07:48:55,385 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 103 transitions. Word has length 94 [2021-05-01 07:48:55,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:55,385 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 103 transitions. [2021-05-01 07:48:55,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.5) internal successors, (45), 29 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 07:48:55,385 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 103 transitions. [2021-05-01 07:48:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-05-01 07:48:55,386 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:55,386 INFO L519 BasicCegarLoop]: trace histogram [36, 24, 15, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:55,386 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2021-05-01 07:48:55,386 INFO L428 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:55,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:55,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1762713944, now seen corresponding path program 29 times [2021-05-01 07:48:55,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:55,386 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [908482683] [2021-05-01 07:48:55,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:55,391 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:55,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:55,392 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_708 50000) InVars {main_~x~0=v_main_~x~0_708} OutVars{main_~x~0=v_main_~x~0_708} AuxVars[] AssignedVars[] [2021-05-01 07:48:55,393 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:55,393 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,397 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,397 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:55,398 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,400 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,401 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,407 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,408 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,408 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:55,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:55,418 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:55,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,419 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_710 1000000) (<= 50000 v_main_~x~0_710)) InVars {main_~x~0=v_main_~x~0_710} OutVars{main_~x~0=v_main_~x~0_710} AuxVars[] AssignedVars[] [2021-05-01 07:48:55,420 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:55,421 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,422 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:55,422 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,423 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,429 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,431 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:55,432 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,432 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:55,434 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,434 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:55,436 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,447 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:55,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,454 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,459 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:55,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:55,477 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:55,478 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:55,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,479 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_712) (< v_main_~x~0_712 999998)) InVars {main_~x~0=v_main_~x~0_712} OutVars{main_~x~0=v_main_~x~0_712} AuxVars[] AssignedVars[] [2021-05-01 07:48:55,480 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:55,481 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,482 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:55,482 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,483 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,485 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:55,486 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,488 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,491 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:55,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,493 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:55,495 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,496 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,499 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:55,501 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,504 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,506 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,508 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,510 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,516 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,518 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:55,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:55,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,539 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:55,539 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_714 50000) (< v_main_~x~0_714 999999)) InVars {main_~x~0=v_main_~x~0_714} OutVars{main_~x~0=v_main_~x~0_714} AuxVars[] AssignedVars[] [2021-05-01 07:48:55,540 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:55,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,548 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,548 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,550 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,552 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,553 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:55,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,555 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:55,557 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,558 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,558 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:55,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:55,567 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:55,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:55,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:55,589 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-05-01 07:48:55,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:48:55,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:55,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:55,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:55,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:55,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:55,956 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 07:48:55,957 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:48:55,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:48:55,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:55,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:55,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:48:55,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:48:56,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:56,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:48:56,014 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:48:56,014 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,029 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,046 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,047 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,047 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,082 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,083 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,101 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,102 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,121 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,121 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,140 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,141 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,141 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,160 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,161 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,182 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,183 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,183 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,207 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,207 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,229 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,230 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,252 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,253 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,253 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,276 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,277 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,301 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,302 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,303 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,327 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,328 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,354 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,355 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,355 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,381 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,382 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,382 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,409 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,410 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,410 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,438 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,463 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,463 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,491 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,492 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,492 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,522 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,522 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,552 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,553 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,553 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:48:56,583 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:56,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,643 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:56,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,644 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:48:56,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:56,644 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:56,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:56,645 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:56,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [908482683] [2021-05-01 07:48:56,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [908482683] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:56,645 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:56,645 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2021-05-01 07:48:56,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067643492] [2021-05-01 07:48:56,646 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-01 07:48:56,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:56,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-01 07:48:56,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1920, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 07:48:56,646 INFO L87 Difference]: Start difference. First operand 100 states and 103 transitions. Second operand has 44 states, 44 states have (on average 1.7045454545454546) internal successors, (75), 43 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 07:48:58,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:48:58,448 INFO L93 Difference]: Finished difference Result 148 states and 155 transitions. [2021-05-01 07:48:58,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-01 07:48:58,449 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 1.7045454545454546) internal successors, (75), 43 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 99 [2021-05-01 07:48:58,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:48:58,449 INFO L225 Difference]: With dead ends: 148 [2021-05-01 07:48:58,449 INFO L226 Difference]: Without dead ends: 102 [2021-05-01 07:48:58,450 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 51 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 917 ImplicationChecksByTransitivity, 1902.1ms TimeCoverageRelationStatistics Valid=368, Invalid=4744, Unknown=0, NotChecked=0, Total=5112 [2021-05-01 07:48:58,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-05-01 07:48:58,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2021-05-01 07:48:58,455 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 07:48:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 105 transitions. [2021-05-01 07:48:58,456 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 105 transitions. Word has length 99 [2021-05-01 07:48:58,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:48:58,456 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 105 transitions. [2021-05-01 07:48:58,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.7045454545454546) internal successors, (75), 43 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 07:48:58,456 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2021-05-01 07:48:58,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-05-01 07:48:58,456 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:48:58,456 INFO L519 BasicCegarLoop]: trace histogram [37, 25, 15, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:48:58,457 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2021-05-01 07:48:58,457 INFO L428 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:48:58,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:48:58,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1086349243, now seen corresponding path program 30 times [2021-05-01 07:48:58,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:48:58,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1388908671] [2021-05-01 07:48:58,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:48:58,462 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:58,463 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_743 50000) InVars {main_~x~0=v_main_~x~0_743} OutVars{main_~x~0=v_main_~x~0_743} AuxVars[] AssignedVars[] [2021-05-01 07:48:58,463 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:48:58,464 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,467 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,468 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:58,469 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,476 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,480 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:48:58,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:58,489 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:58,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,490 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_745) (< v_main_~x~0_745 1000000)) InVars {main_~x~0=v_main_~x~0_745} OutVars{main_~x~0=v_main_~x~0_745} AuxVars[] AssignedVars[] [2021-05-01 07:48:58,492 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:58,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,496 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,498 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,502 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,503 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:58,503 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,504 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,506 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:58,507 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,510 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,513 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:58,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,515 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:58,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,519 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,523 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,527 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,529 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,532 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:58,533 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:58,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:58,553 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:58,555 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:48:58,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,556 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_747 999998) (<= 50000 v_main_~x~0_747)) InVars {main_~x~0=v_main_~x~0_747} OutVars{main_~x~0=v_main_~x~0_747} AuxVars[] AssignedVars[] [2021-05-01 07:48:58,557 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:48:58,558 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,558 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:48:58,559 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,559 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,561 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,562 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:48:58,564 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,567 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,567 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:48:58,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,569 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:48:58,571 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,577 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,584 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:48:58,586 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,590 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,593 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,594 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:48:58,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:48:58,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,614 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:48:58,614 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_749 50000) (< v_main_~x~0_749 999999)) InVars {main_~x~0=v_main_~x~0_749} OutVars{main_~x~0=v_main_~x~0_749} AuxVars[] AssignedVars[] [2021-05-01 07:48:58,615 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:48:58,615 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,617 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,619 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,619 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:48:58,621 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:48:58,623 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,624 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,628 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,630 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,631 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,631 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:48:58,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:48:58,640 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:48:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:58,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:58,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,665 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,665 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,670 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,675 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,680 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,687 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,693 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,701 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,710 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,727 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,737 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,748 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,760 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,773 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,786 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,801 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:48:58,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:58,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:48:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:48:58,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:48:58,843 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 07:48:58,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:58,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:48:58,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:48:58,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:48:58,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:48:58,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:48:58,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:48:58,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,873 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,881 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,882 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,882 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,883 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,885 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,885 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,886 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,887 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,887 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,888 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,888 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,889 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,890 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,890 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,891 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,891 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,892 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,892 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,893 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,894 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,894 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,895 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,895 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,896 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,896 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,897 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,897 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,898 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,899 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,899 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,900 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,900 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,902 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,903 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,903 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,904 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,904 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,905 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,905 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,906 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,906 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,907 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,908 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,908 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:48:58,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,909 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:48:58,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:58,909 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:48:58,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,919 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:58,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,920 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:58,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,930 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:58,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,931 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:58,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,942 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:58,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,943 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:58,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,955 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:58,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,956 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:58,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,969 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:58,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,970 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:58,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,991 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:58,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:58,991 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:58,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,012 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:59,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,013 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:59,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,028 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:59,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,029 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:59,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:59,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,046 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:59,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:59,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,064 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:59,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,083 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:48:59,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,083 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:48:59,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:48:59,103 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:48:59,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:48:59,103 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:48:59,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1388908671] [2021-05-01 07:48:59,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1388908671] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:48:59,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:48:59,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2021-05-01 07:48:59,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967010107] [2021-05-01 07:48:59,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-01 07:48:59,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:48:59,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-01 07:48:59,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=636, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 07:48:59,105 INFO L87 Difference]: Start difference. First operand 102 states and 105 transitions. Second operand has 33 states, 33 states have (on average 1.5151515151515151) internal successors, (50), 32 states have internal predecessors, (50), 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 07:49:00,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:49:00,247 INFO L93 Difference]: Finished difference Result 153 states and 164 transitions. [2021-05-01 07:49:00,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-01 07:49:00,247 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.5151515151515151) internal successors, (50), 32 states have internal predecessors, (50), 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 101 [2021-05-01 07:49:00,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:49:00,248 INFO L225 Difference]: With dead ends: 153 [2021-05-01 07:49:00,248 INFO L226 Difference]: Without dead ends: 107 [2021-05-01 07:49:00,248 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1108 ImplicationChecksByTransitivity, 1214.9ms TimeCoverageRelationStatistics Valid=1254, Invalid=2652, Unknown=0, NotChecked=0, Total=3906 [2021-05-01 07:49:00,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-05-01 07:49:00,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-05-01 07:49:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 102 states have (on average 1.0392156862745099) internal successors, (106), 102 states have internal predecessors, (106), 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 07:49:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 110 transitions. [2021-05-01 07:49:00,254 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 110 transitions. Word has length 101 [2021-05-01 07:49:00,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:49:00,254 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 110 transitions. [2021-05-01 07:49:00,254 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.5151515151515151) internal successors, (50), 32 states have internal predecessors, (50), 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 07:49:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2021-05-01 07:49:00,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-05-01 07:49:00,255 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:49:00,255 INFO L519 BasicCegarLoop]: trace histogram [39, 25, 16, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:49:00,255 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2021-05-01 07:49:00,255 INFO L428 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:49:00,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:49:00,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1010197000, now seen corresponding path program 31 times [2021-05-01 07:49:00,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:49:00,256 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [619622943] [2021-05-01 07:49:00,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:49:00,260 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:49:00,261 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_790 50000) InVars {main_~x~0=v_main_~x~0_790} OutVars{main_~x~0=v_main_~x~0_790} AuxVars[] AssignedVars[] [2021-05-01 07:49:00,262 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:49:00,263 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,267 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,267 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:00,268 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,270 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,277 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,278 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:49:00,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:49:00,288 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:49:00,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,289 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_792 1000000) (<= 50000 v_main_~x~0_792)) InVars {main_~x~0=v_main_~x~0_792} OutVars{main_~x~0=v_main_~x~0_792} AuxVars[] AssignedVars[] [2021-05-01 07:49:00,290 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:49:00,291 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,291 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:49:00,292 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,292 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,295 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:49:00,296 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,298 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,300 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,300 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:49:00,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,303 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:49:00,304 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,307 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,314 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:49:00,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,325 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,328 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:49:00,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:49:00,347 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:49:00,348 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:49:00,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,349 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_794 999998) (<= 50000 v_main_~x~0_794)) InVars {main_~x~0=v_main_~x~0_794} OutVars{main_~x~0=v_main_~x~0_794} AuxVars[] AssignedVars[] [2021-05-01 07:49:00,350 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:49:00,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,360 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,361 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:49:00,362 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,362 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,365 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,365 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:49:00,368 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,370 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,370 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:49:00,372 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,372 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:49:00,374 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,380 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,382 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,386 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:49:00,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,390 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:49:00,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:49:00,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,410 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:49:00,410 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_796 50000) (< v_main_~x~0_796 999999)) InVars {main_~x~0=v_main_~x~0_796} OutVars{main_~x~0=v_main_~x~0_796} AuxVars[] AssignedVars[] [2021-05-01 07:49:00,411 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:49:00,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,415 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,418 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,420 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,422 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:00,423 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:00,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,427 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:49:00,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:49:00,437 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:49:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:49:00,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:00,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,456 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-05-01 07:49:00,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:49:00,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:00,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:00,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:00,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:49:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:49:00,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:00,694 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 07:49:00,694 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:49:00,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:49:00,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:49:00,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:49:00,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:49:00,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:00,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:49:00,749 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:49:00,749 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,763 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,779 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,780 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,796 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,797 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,797 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,813 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,814 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,814 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,831 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,846 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,846 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,864 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,865 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,865 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,884 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,900 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,901 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,920 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,921 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,941 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,942 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,942 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:00,963 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,964 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,986 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:00,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:00,987 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:00,987 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,009 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,010 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,011 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,034 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,035 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,059 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,060 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,085 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,085 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,086 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,111 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,112 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,139 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,139 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,140 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,167 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,168 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,227 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,240 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,275 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,276 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,276 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,309 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,310 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,342 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,342 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,375 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,377 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:01,377 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:01,410 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:01,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,410 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:49:01,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:01,411 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:49:01,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:01,412 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:49:01,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [619622943] [2021-05-01 07:49:01,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [619622943] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:49:01,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:49:01,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2021-05-01 07:49:01,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724850929] [2021-05-01 07:49:01,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-01 07:49:01,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:49:01,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-01 07:49:01,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=2089, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 07:49:01,413 INFO L87 Difference]: Start difference. First operand 107 states and 110 transitions. Second operand has 46 states, 46 states have (on average 1.6956521739130435) internal successors, (78), 45 states have internal predecessors, (78), 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 07:49:03,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:49:03,376 INFO L93 Difference]: Finished difference Result 160 states and 167 transitions. [2021-05-01 07:49:03,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-01 07:49:03,376 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 1.6956521739130435) internal successors, (78), 45 states have internal predecessors, (78), 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 106 [2021-05-01 07:49:03,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:49:03,377 INFO L225 Difference]: With dead ends: 160 [2021-05-01 07:49:03,377 INFO L226 Difference]: Without dead ends: 109 [2021-05-01 07:49:03,377 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 56 SyntacticMatches, 4 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 995 ImplicationChecksByTransitivity, 1861.7ms TimeCoverageRelationStatistics Valid=394, Invalid=5156, Unknown=0, NotChecked=0, Total=5550 [2021-05-01 07:49:03,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-05-01 07:49:03,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2021-05-01 07:49:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 104 states have (on average 1.0384615384615385) internal successors, (108), 104 states have internal predecessors, (108), 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 07:49:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 112 transitions. [2021-05-01 07:49:03,384 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 112 transitions. Word has length 106 [2021-05-01 07:49:03,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:49:03,384 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 112 transitions. [2021-05-01 07:49:03,384 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.6956521739130435) internal successors, (78), 45 states have internal predecessors, (78), 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 07:49:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 112 transitions. [2021-05-01 07:49:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-05-01 07:49:03,384 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:49:03,384 INFO L519 BasicCegarLoop]: trace histogram [40, 26, 16, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:49:03,384 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2021-05-01 07:49:03,385 INFO L428 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:49:03,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:49:03,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1184581067, now seen corresponding path program 32 times [2021-05-01 07:49:03,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:49:03,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [726533138] [2021-05-01 07:49:03,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:49:03,391 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:03,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:49:03,391 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_826 50000) InVars {main_~x~0=v_main_~x~0_826} OutVars{main_~x~0=v_main_~x~0_826} AuxVars[] AssignedVars[] [2021-05-01 07:49:03,392 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:49:03,394 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,398 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,398 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,400 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,402 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,402 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:03,404 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,408 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,408 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:49:03,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:49:03,418 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:49:03,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,419 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_828) (< v_main_~x~0_828 1000000)) InVars {main_~x~0=v_main_~x~0_828} OutVars{main_~x~0=v_main_~x~0_828} AuxVars[] AssignedVars[] [2021-05-01 07:49:03,420 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:49:03,425 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,426 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:49:03,426 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,427 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,429 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,430 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:49:03,432 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,434 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,434 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:49:03,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,436 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:49:03,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,447 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:49:03,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,450 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:49:03,452 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,454 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,460 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,462 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,468 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:49:03,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:49:03,499 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:49:03,501 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:49:03,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,501 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_830) (< v_main_~x~0_830 999998)) InVars {main_~x~0=v_main_~x~0_830} OutVars{main_~x~0=v_main_~x~0_830} AuxVars[] AssignedVars[] [2021-05-01 07:49:03,505 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:49:03,506 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,506 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:49:03,507 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,507 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,510 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,511 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:49:03,513 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,519 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:49:03,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,521 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:49:03,523 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,528 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,530 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,532 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:49:03,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,536 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,538 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,540 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,541 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,543 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,548 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,552 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:49:03,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:49:03,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,624 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:49:03,625 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_832 50000) (< v_main_~x~0_832 999999)) InVars {main_~x~0=v_main_~x~0_832} OutVars{main_~x~0=v_main_~x~0_832} AuxVars[] AssignedVars[] [2021-05-01 07:49:03,626 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:49:03,627 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,629 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,631 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,631 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:03,633 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,634 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:03,635 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,637 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,638 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,642 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,642 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:49:03,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:49:03,668 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:49:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:49:03,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:03,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:03,705 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:49:03,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:49:03,714 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:49:03,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:49:03,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:03,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:03,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:04,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:04,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:04,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:04,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:04,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:49:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:49:04,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:04,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:04,069 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 07:49:04,069 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:49:04,070 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:49:04,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:04,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:49:04,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:04,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-05-01 07:49:04,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-05-01 07:49:04,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:04,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:49:04,133 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:49:04,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,149 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,150 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,151 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,167 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,168 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,168 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,186 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,186 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,239 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,240 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,259 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,259 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,278 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,294 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,315 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,336 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,336 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,337 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,358 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,359 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,383 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,384 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,408 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,408 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,409 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,433 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,434 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,434 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,458 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,459 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,459 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,484 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,485 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,512 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,512 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,513 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,539 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,540 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,568 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,568 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,569 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,597 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,622 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,623 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,652 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,653 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,682 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,683 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,683 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,714 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,714 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,750 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,751 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,783 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,784 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,784 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,817 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,817 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:04,820 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:04,857 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:04,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,858 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:49:04,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:04,858 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:49:04,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:04,859 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:49:04,859 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [726533138] [2021-05-01 07:49:04,859 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [726533138] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:49:04,859 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:49:04,859 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-05-01 07:49:04,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63086508] [2021-05-01 07:49:04,860 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-01 07:49:04,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:49:04,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-01 07:49:04,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=2185, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 07:49:04,860 INFO L87 Difference]: Start difference. First operand 109 states and 112 transitions. Second operand has 47 states, 47 states have (on average 1.702127659574468) internal successors, (80), 46 states have internal predecessors, (80), 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 07:49:06,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:49:06,949 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2021-05-01 07:49:06,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-01 07:49:06,950 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 1.702127659574468) internal successors, (80), 46 states have internal predecessors, (80), 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 108 [2021-05-01 07:49:06,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:49:06,950 INFO L225 Difference]: With dead ends: 162 [2021-05-01 07:49:06,950 INFO L226 Difference]: Without dead ends: 111 [2021-05-01 07:49:06,951 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 57 SyntacticMatches, 4 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1025 ImplicationChecksByTransitivity, 2144.7ms TimeCoverageRelationStatistics Valid=401, Invalid=5451, Unknown=0, NotChecked=0, Total=5852 [2021-05-01 07:49:06,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-05-01 07:49:06,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2021-05-01 07:49:06,957 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 07:49:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 114 transitions. [2021-05-01 07:49:06,957 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 114 transitions. Word has length 108 [2021-05-01 07:49:06,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:49:06,957 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 114 transitions. [2021-05-01 07:49:06,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.702127659574468) internal successors, (80), 46 states have internal predecessors, (80), 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 07:49:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 114 transitions. [2021-05-01 07:49:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-05-01 07:49:06,958 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:49:06,958 INFO L519 BasicCegarLoop]: trace histogram [41, 27, 16, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:49:06,958 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2021-05-01 07:49:06,958 INFO L428 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:49:06,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:49:06,958 INFO L82 PathProgramCache]: Analyzing trace with hash 1263944910, now seen corresponding path program 33 times [2021-05-01 07:49:06,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:49:06,958 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [105054008] [2021-05-01 07:49:06,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:49:06,963 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:06,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:49:06,964 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_863 50000) InVars {main_~x~0=v_main_~x~0_863} OutVars{main_~x~0=v_main_~x~0_863} AuxVars[] AssignedVars[] [2021-05-01 07:49:06,964 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:49:06,966 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,968 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,969 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,971 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,971 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,973 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,975 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:06,975 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:06,976 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:06,978 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,979 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,981 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:49:06,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:49:06,991 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:49:06,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:06,992 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_865 1000000) (<= 50000 v_main_~x~0_865)) InVars {main_~x~0=v_main_~x~0_865} OutVars{main_~x~0=v_main_~x~0_865} AuxVars[] AssignedVars[] [2021-05-01 07:49:06,993 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:49:06,994 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,994 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:49:06,999 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:06,999 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,002 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:49:07,003 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,005 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,007 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:49:07,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,009 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:49:07,011 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,016 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:49:07,018 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,021 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,023 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,034 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,036 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:49:07,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:49:07,057 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:49:07,058 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:49:07,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,059 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_867) (< v_main_~x~0_867 999998)) InVars {main_~x~0=v_main_~x~0_867} OutVars{main_~x~0=v_main_~x~0_867} AuxVars[] AssignedVars[] [2021-05-01 07:49:07,060 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:49:07,064 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,065 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:49:07,065 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,066 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,068 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:49:07,069 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,075 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,077 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,078 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:49:07,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,080 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:49:07,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,084 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,090 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:49:07,092 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,094 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,096 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,098 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,102 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,104 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:49:07,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:49:07,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,125 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:49:07,125 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_869 50000) (< v_main_~x~0_869 999999)) InVars {main_~x~0=v_main_~x~0_869} OutVars{main_~x~0=v_main_~x~0_869} AuxVars[] AssignedVars[] [2021-05-01 07:49:07,127 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:49:07,128 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,130 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,132 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,146 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,148 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,150 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:49:07,152 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:49:07,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,159 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:49:07,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:49:07,168 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:49:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:49:07,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:07,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:07,186 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:49:07,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:49:07,195 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-05-01 07:49:07,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 07:49:07,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:49:07,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:07,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:49:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:49:07,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:07,433 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 07:49:07,434 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:49:07,435 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:49:07,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:49:07,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:07,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:49:07,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:49:12,088 WARN L205 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2021-05-01 07:49:15,274 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 14 [2021-05-01 07:49:15,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:49:15,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:49:15,462 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:49:15,463 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:15,754 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:15,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:15,755 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:15,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:16,029 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:16,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:16,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:16,030 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:16,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:16,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:16,315 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:16,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:16,595 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:16,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:16,596 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:16,596 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:16,885 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:16,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:17,103 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:17,104 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:17,404 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:17,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:17,405 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:17,405 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:17,727 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:17,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:18,006 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:18,007 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:18,352 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:18,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:18,353 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:18,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:18,716 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:18,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:18,716 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:18,717 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:19,071 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:19,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:19,072 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:19,442 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:19,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:19,443 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:19,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:19,832 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:19,833 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:19,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:20,240 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:20,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:20,241 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:20,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:20,673 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:20,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:20,673 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:20,674 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:21,113 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:21,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:21,114 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:21,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:21,549 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:21,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:21,550 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:21,551 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:22,015 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:22,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:22,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:22,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:22,507 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:22,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:22,508 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:22,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:23,015 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:23,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:23,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:23,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:23,518 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:23,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:23,518 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:23,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:24,039 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:24,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:24,040 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:24,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:24,590 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:24,590 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:24,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:25,167 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:25,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:25,168 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:25,169 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:25,773 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:25,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:25,774 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:25,774 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:26,371 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:26,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:26,372 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:26,373 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:26,943 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:26,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:26,944 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:49:26,945 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:49:27,535 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:49:27,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:27,536 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:49:27,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:49:27,536 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:49:27,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:49:27,537 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:49:27,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [105054008] [2021-05-01 07:49:27,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [105054008] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:49:27,538 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:49:27,538 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-05-01 07:49:27,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127626868] [2021-05-01 07:49:27,538 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-01 07:49:27,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:49:27,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-01 07:49:27,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=2281, Unknown=1, NotChecked=0, Total=2550 [2021-05-01 07:49:27,539 INFO L87 Difference]: Start difference. First operand 111 states and 114 transitions. Second operand has 48 states, 48 states have (on average 1.7083333333333333) internal successors, (82), 47 states have internal predecessors, (82), 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 07:49:28,782 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:49:29,966 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:31,203 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:32,453 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:33,731 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:35,001 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:36,258 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:37,507 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:38,741 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:39,975 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:41,263 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:42,533 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:43,801 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:45,034 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:46,318 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:47,535 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:48,744 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:49,942 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:51,173 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:52,442 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:53,679 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:54,945 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:56,206 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:57,444 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:58,626 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:49:59,831 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:01,067 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:02,348 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:05,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:50:05,539 INFO L93 Difference]: Finished difference Result 164 states and 171 transitions. [2021-05-01 07:50:05,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 07:50:05,540 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 1.7083333333333333) internal successors, (82), 47 states have internal predecessors, (82), 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 110 [2021-05-01 07:50:05,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:50:05,541 INFO L225 Difference]: With dead ends: 164 [2021-05-01 07:50:05,541 INFO L226 Difference]: Without dead ends: 113 [2021-05-01 07:50:05,541 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 58 SyntacticMatches, 4 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1072 ImplicationChecksByTransitivity, 31718.3ms TimeCoverageRelationStatistics Valid=409, Invalid=5752, Unknown=1, NotChecked=0, Total=6162 [2021-05-01 07:50:05,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-05-01 07:50:05,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-05-01 07:50:05,548 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 07:50:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 116 transitions. [2021-05-01 07:50:05,548 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 116 transitions. Word has length 110 [2021-05-01 07:50:05,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:50:05,548 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 116 transitions. [2021-05-01 07:50:05,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 1.7083333333333333) internal successors, (82), 47 states have internal predecessors, (82), 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 07:50:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2021-05-01 07:50:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-05-01 07:50:05,549 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:50:05,549 INFO L519 BasicCegarLoop]: trace histogram [42, 28, 16, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:50:05,549 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2021-05-01 07:50:05,549 INFO L428 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:50:05,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:50:05,549 INFO L82 PathProgramCache]: Analyzing trace with hash 223186705, now seen corresponding path program 34 times [2021-05-01 07:50:05,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:50:05,550 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [904344614] [2021-05-01 07:50:05,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:50:05,587 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:05,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:50:05,595 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_901 50000) InVars {main_~x~0=v_main_~x~0_901} OutVars{main_~x~0=v_main_~x~0_901} AuxVars[] AssignedVars[] [2021-05-01 07:50:05,596 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:50:05,597 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,615 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,632 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:05,632 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:50:05,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,666 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,668 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:05,699 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,724 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,741 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,760 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:50:05,915 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:50:05,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:50:05,917 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:50:05,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:05,933 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_903 1000000) (<= 50000 v_main_~x~0_903)) InVars {main_~x~0=v_main_~x~0_903} OutVars{main_~x~0=v_main_~x~0_903} AuxVars[] AssignedVars[] [2021-05-01 07:50:05,934 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:50:05,945 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:05,998 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,016 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,017 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:50:06,017 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,018 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,038 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:06,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,059 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:06,060 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:50:06,061 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:50:06,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,079 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:50:06,082 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:06,101 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,137 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,174 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:50:06,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,210 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,211 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:50:06,438 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 07:50:06,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:50:06,440 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:50:06,441 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:50:06,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:06,449 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_905 999998) (<= 50000 v_main_~x~0_905)) InVars {main_~x~0=v_main_~x~0_905} OutVars{main_~x~0=v_main_~x~0_905} AuxVars[] AssignedVars[] [2021-05-01 07:50:06,450 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:50:06,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,529 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,529 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,530 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:50:06,531 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,531 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,550 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:06,568 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,572 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:06,573 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:50:06,573 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:50:06,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,592 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:50:06,595 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:06,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,631 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,666 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,684 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,702 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:50:06,720 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,721 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:50:06,948 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 07:50:06,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:50:06,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,950 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:50:06,950 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_907 50000) (< v_main_~x~0_907 999999)) InVars {main_~x~0=v_main_~x~0_907} OutVars{main_~x~0=v_main_~x~0_907} AuxVars[] AssignedVars[] [2021-05-01 07:50:06,951 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:50:06,960 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,974 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:06,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,008 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,024 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:07,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,041 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:50:07,042 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:07,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,074 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,090 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:50:07,228 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:50:07,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:50:07,229 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:50:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:50:07,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:07,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:07,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,307 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,371 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,442 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,524 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,611 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,705 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,812 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:07,932 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:07,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,050 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,180 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,318 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,459 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,612 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,771 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:08,939 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:08,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:09,117 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:09,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:09,303 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:50:09,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:09,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:09,830 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:50:09,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:50:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:50:09,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:09,833 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 07:50:09,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:50:09,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:50:09,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:09,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:50:09,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:50:09,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 07:50:09,971 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 7 [2021-05-01 07:50:09,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:09,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,082 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,195 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,196 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,197 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,197 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,199 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,201 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,201 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,202 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,203 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,203 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,204 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,204 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,205 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,207 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,208 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,208 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,209 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,210 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,210 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,211 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,212 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,212 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,213 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,215 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,217 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,218 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,218 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,219 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,220 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,220 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,222 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,222 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,223 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,223 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,224 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,225 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,225 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,226 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,226 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,227 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,228 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,228 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,229 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:10,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,229 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:10,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:10,230 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 07:50:10,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,376 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:10,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,377 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:10,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,533 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:10,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,533 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:10,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,699 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:10,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,699 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:10,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,880 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:10,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:10,881 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:10,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,090 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:11,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,090 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:11,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,315 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:11,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,316 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:11,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,552 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:11,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,553 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:11,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,807 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:11,808 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,058 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:12,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,059 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:12,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,346 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:12,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,347 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:12,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,645 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:12,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,646 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:12,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,961 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:12,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:12,961 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:12,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:13,290 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 07:50:13,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:13,291 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 07:50:13,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:50:13,641 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:50:13,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:13,642 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:50:13,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [904344614] [2021-05-01 07:50:13,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [904344614] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:50:13,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:50:13,643 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-05-01 07:50:13,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833388674] [2021-05-01 07:50:13,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-01 07:50:13,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:50:13,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-01 07:50:13,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=527, Invalid=805, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 07:50:13,644 INFO L87 Difference]: Start difference. First operand 113 states and 116 transitions. Second operand has 37 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 36 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 07:50:14,208 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:14,943 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:15,545 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:16,151 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:16,733 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:17,305 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:17,867 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:18,450 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:19,039 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:19,629 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:20,223 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:20,832 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:21,430 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:22,049 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:22,656 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 07:50:23,293 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:23,573 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:23,873 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:24,162 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:24,459 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:24,759 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:25,080 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:25,411 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:25,749 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:26,124 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:26,475 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:26,831 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:27,193 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:27,559 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:27,952 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:28,362 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:28,760 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:29,172 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:29,602 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:29,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:50:29,966 INFO L93 Difference]: Finished difference Result 170 states and 182 transitions. [2021-05-01 07:50:29,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-01 07:50:29,967 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 36 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 112 [2021-05-01 07:50:29,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:50:29,968 INFO L225 Difference]: With dead ends: 170 [2021-05-01 07:50:29,968 INFO L226 Difference]: Without dead ends: 119 [2021-05-01 07:50:29,968 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1409 ImplicationChecksByTransitivity, 18074.4ms TimeCoverageRelationStatistics Valid=1575, Invalid=3395, Unknown=0, NotChecked=0, Total=4970 [2021-05-01 07:50:29,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-05-01 07:50:29,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-05-01 07:50:29,979 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 07:50:29,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 122 transitions. [2021-05-01 07:50:29,979 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 122 transitions. Word has length 112 [2021-05-01 07:50:29,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:50:29,980 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 122 transitions. [2021-05-01 07:50:29,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 36 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 07:50:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 122 transitions. [2021-05-01 07:50:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-05-01 07:50:29,981 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:50:29,981 INFO L519 BasicCegarLoop]: trace histogram [44, 28, 18, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:50:29,981 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2021-05-01 07:50:29,981 INFO L428 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:50:29,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:50:29,981 INFO L82 PathProgramCache]: Analyzing trace with hash 941114747, now seen corresponding path program 35 times [2021-05-01 07:50:29,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:50:29,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1845903848] [2021-05-01 07:50:29,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:50:30,025 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:30,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:50:30,034 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_953 50000) InVars {main_~x~0=v_main_~x~0_953} OutVars{main_~x~0=v_main_~x~0_953} AuxVars[] AssignedVars[] [2021-05-01 07:50:30,035 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:50:30,036 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,055 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:30,073 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,073 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:50:30,075 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:30,093 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,111 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,182 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,210 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,211 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:50:30,369 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:50:30,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:50:30,371 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:50:30,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:30,388 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_955 1000000) (<= 50000 v_main_~x~0_955)) InVars {main_~x~0=v_main_~x~0_955} OutVars{main_~x~0=v_main_~x~0_955} AuxVars[] AssignedVars[] [2021-05-01 07:50:30,390 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:50:30,390 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,391 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:50:30,392 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,392 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,413 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:30,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,436 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:30,437 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:50:30,438 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:50:30,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,456 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:50:30,476 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,532 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,552 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:50:30,554 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:50:30,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,646 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,656 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,694 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,695 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:50:30,939 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:30,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:50:30,941 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:50:30,942 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:50:30,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:30,950 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_957 999998) (<= 50000 v_main_~x~0_957)) InVars {main_~x~0=v_main_~x~0_957} OutVars{main_~x~0=v_main_~x~0_957} AuxVars[] AssignedVars[] [2021-05-01 07:50:30,952 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:50:30,952 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,953 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:50:30,954 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,954 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,957 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:30,958 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:50:30,977 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:30,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:30,996 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:50:31,013 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,013 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:50:31,015 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:31,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,049 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,068 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:50:31,085 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,120 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,167 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,224 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:50:31,452 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:50:31,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:50:31,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,454 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:50:31,455 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_959 999999) (< v_main_~x~0_959 50000)) InVars {main_~x~0=v_main_~x~0_959} OutVars{main_~x~0=v_main_~x~0_959} AuxVars[] AssignedVars[] [2021-05-01 07:50:31,455 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:50:31,456 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,474 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:31,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,490 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:50:31,492 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:50:31,508 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,538 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,609 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,610 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:50:31,745 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:50:31,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:50:31,746 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:50:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:50:31,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:31,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:31,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:31,844 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:50:31,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:50:32,117 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-05-01 07:50:32,118 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:50:32,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:50:32,312 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2021-05-01 07:50:32,313 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:32,397 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:32,491 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:32,592 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:32,703 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:32,821 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:32,944 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:32,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:33,080 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:33,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:33,221 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:33,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:33,373 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:33,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:33,547 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:33,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:33,715 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:33,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:33,888 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:33,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:34,069 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:34,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:34,259 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:34,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:34,456 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:34,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:34,673 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:34,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:34,884 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:34,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:35,111 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:50:35,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:50:35,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:35,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:35,699 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:50:35,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:50:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:50:35,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:35,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:35,702 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 07:50:35,703 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:50:35,703 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:50:35,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:35,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:50:35,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:35,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-05-01 07:50:35,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-05-01 07:50:36,009 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 14 [2021-05-01 07:50:36,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:50:36,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:50:36,060 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:50:36,061 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:50:36,341 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2021-05-01 07:50:36,342 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:36,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:36,342 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:36,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:36,478 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:36,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:36,479 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:36,479 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:36,627 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:36,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:36,628 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:36,629 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:36,785 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:36,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:36,786 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:36,787 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:36,963 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:36,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:37,077 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:37,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:37,263 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:37,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:37,264 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:37,265 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:37,478 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:37,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:37,638 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:37,639 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:37,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:37,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:37,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:37,855 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:38,087 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:38,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:38,101 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:38,102 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:38,345 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:38,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:38,346 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:38,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:38,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:38,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:38,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:38,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:38,870 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:38,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:38,871 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:38,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:39,168 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:39,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:39,169 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:39,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:39,486 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:39,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:39,486 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:39,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:39,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:39,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:39,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:39,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:40,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:40,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:40,217 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:40,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:40,569 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:40,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:40,570 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:40,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:40,958 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:40,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:40,959 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:40,960 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:41,335 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:41,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:41,658 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:41,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:42,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:42,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:42,065 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:42,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:42,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:42,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:42,494 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:42,495 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:42,929 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:42,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:42,930 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:42,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:43,374 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:43,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:43,375 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:43,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:43,842 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:43,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:43,842 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:43,843 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:44,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:44,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:44,315 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:44,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:44,806 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:44,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:44,807 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:44,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:45,319 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:45,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:45,319 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:50:45,320 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:50:45,843 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:50:45,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:45,844 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:50:45,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:50:45,845 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:50:45,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:50:45,846 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:50:45,846 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1845903848] [2021-05-01 07:50:45,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1845903848] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:50:45,846 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:50:45,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-05-01 07:50:45,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921035976] [2021-05-01 07:50:45,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-01 07:50:45,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:50:45,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-01 07:50:45,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=876, Invalid=1880, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 07:50:45,847 INFO L87 Difference]: Start difference. First operand 119 states and 122 transitions. Second operand has 51 states, 51 states have (on average 1.6862745098039216) internal successors, (86), 50 states have internal predecessors, (86), 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 07:50:46,981 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:50:47,884 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:48,790 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:49,666 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:50,580 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:51,545 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:52,696 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:53,667 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:54,577 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:55,491 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:56,408 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:57,295 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:58,152 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:58,996 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:50:59,853 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:00,745 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:01,663 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:02,579 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:03,527 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:04,505 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:05,512 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:06,532 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:07,487 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:08,343 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:09,220 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:10,065 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:10,951 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:11,836 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:12,769 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:13,695 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:14,621 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:14,899 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:15,196 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:15,500 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:15,808 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:16,124 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:16,434 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:16,742 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:17,052 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:17,375 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:17,706 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:18,046 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:18,432 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:18,814 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:19,182 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:19,570 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:19,945 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:20,343 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:21,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:51:21,698 INFO L93 Difference]: Finished difference Result 179 states and 187 transitions. [2021-05-01 07:51:21,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-01 07:51:21,698 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.6862745098039216) internal successors, (86), 50 states have internal predecessors, (86), 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 118 [2021-05-01 07:51:21,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:51:21,699 INFO L225 Difference]: With dead ends: 179 [2021-05-01 07:51:21,699 INFO L226 Difference]: Without dead ends: 122 [2021-05-01 07:51:21,700 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 62 SyntacticMatches, 6 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2939 ImplicationChecksByTransitivity, 33726.2ms TimeCoverageRelationStatistics Valid=2542, Invalid=7558, Unknown=0, NotChecked=0, Total=10100 [2021-05-01 07:51:21,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-05-01 07:51:21,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-05-01 07:51:21,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 117 states have (on average 1.0341880341880343) internal successors, (121), 117 states have internal predecessors, (121), 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 07:51:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 125 transitions. [2021-05-01 07:51:21,707 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 125 transitions. Word has length 118 [2021-05-01 07:51:21,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:51:21,707 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 125 transitions. [2021-05-01 07:51:21,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.6862745098039216) internal successors, (86), 50 states have internal predecessors, (86), 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 07:51:21,707 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 125 transitions. [2021-05-01 07:51:21,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-05-01 07:51:21,708 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:51:21,708 INFO L519 BasicCegarLoop]: trace histogram [45, 29, 19, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:51:21,708 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2021-05-01 07:51:21,708 INFO L428 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:51:21,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:51:21,708 INFO L82 PathProgramCache]: Analyzing trace with hash 2061712997, now seen corresponding path program 36 times [2021-05-01 07:51:21,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:51:21,708 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [793503430] [2021-05-01 07:51:21,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:51:21,743 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:21,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:51:21,752 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_992 50000) InVars {main_~x~0=v_main_~x~0_992} OutVars{main_~x~0=v_main_~x~0_992} AuxVars[] AssignedVars[] [2021-05-01 07:51:21,753 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:51:21,753 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,786 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:21,787 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:51:21,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,822 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,823 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:21,852 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:21,908 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:51:22,044 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:51:22,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:51:22,045 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:51:22,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:22,060 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_994 1000000) (<= 50000 v_main_~x~0_994)) InVars {main_~x~0=v_main_~x~0_994} OutVars{main_~x~0=v_main_~x~0_994} AuxVars[] AssignedVars[] [2021-05-01 07:51:22,061 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:51:22,062 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,063 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:51:22,064 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,064 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,100 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:22,103 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:22,104 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:51:22,104 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:51:22,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,122 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:51:22,124 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:22,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,159 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,180 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:51:22,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,214 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,248 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,257 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,290 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,324 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:51:22,556 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:51:22,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:51:22,557 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:51:22,563 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:51:22,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:22,572 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_996) (< v_main_~x~0_996 999998)) InVars {main_~x~0=v_main_~x~0_996} OutVars{main_~x~0=v_main_~x~0_996} AuxVars[] AssignedVars[] [2021-05-01 07:51:22,573 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:51:22,574 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,575 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:51:22,575 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,576 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,594 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:22,614 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,617 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:22,618 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:51:22,618 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:51:22,635 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,635 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:51:22,653 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:51:22,670 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,688 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,705 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,707 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:51:22,723 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,742 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,789 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,815 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,831 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,847 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:22,847 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:51:23,071 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:51:23,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:51:23,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,074 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:51:23,074 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_998 999999) (< v_main_~x~0_998 50000)) InVars {main_~x~0=v_main_~x~0_998} OutVars{main_~x~0=v_main_~x~0_998} AuxVars[] AssignedVars[] [2021-05-01 07:51:23,075 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:51:23,075 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,092 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:23,107 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,108 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:51:23,110 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:51:23,125 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,141 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,186 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,211 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,227 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,227 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:51:23,363 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:51:23,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:51:23,364 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:51:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:51:23,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:51:23,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:23,463 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:51:23,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:51:23,594 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:51:23,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:51:23,732 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:51:23,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:23,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:23,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:23,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:24,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:24,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:25,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:25,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:25,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:25,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:25,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:25,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:25,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:25,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:25,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:26,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:26,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:26,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:26,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:26,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:26,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:26,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:26,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:51:26,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:26,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:51:27,285 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:51:27,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:51:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:51:27,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:27,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:51:27,289 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 07:51:27,290 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:51:27,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:51:27,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:27,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:51:27,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:27,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:51:27,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:51:27,565 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 14 [2021-05-01 07:51:27,878 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-05-01 07:51:27,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:51:27,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:51:28,079 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:51:28,079 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:28,331 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:28,332 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:28,610 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:28,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:28,610 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:28,611 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:28,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:28,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:28,902 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:28,902 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:29,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:29,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:29,201 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:29,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:29,523 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:29,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:29,524 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:29,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:29,861 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:29,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:29,862 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:29,863 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:30,223 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:30,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:30,516 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:30,517 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:30,880 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:30,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:30,881 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:30,881 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:31,262 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:31,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:31,262 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:31,263 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:31,667 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:31,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:31,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:31,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:32,087 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:32,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:32,088 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:32,089 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:32,531 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:32,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:32,532 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:32,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:32,990 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:32,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:32,991 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:32,992 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:33,481 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:33,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:33,482 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:33,483 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:33,979 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:33,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:33,980 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:33,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:34,480 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:34,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:34,481 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:34,481 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:34,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:34,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:34,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:34,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:35,497 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:35,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:35,498 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:35,498 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:36,031 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:36,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:36,499 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:36,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:37,027 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:37,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:37,027 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:37,028 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:37,601 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:37,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:37,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:37,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:38,176 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:38,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:38,177 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:38,177 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:38,748 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:38,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:39,290 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:39,290 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:39,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:39,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:39,939 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:39,939 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:40,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:40,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:40,600 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:40,600 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:41,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:41,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:41,259 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:41,259 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:41,952 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:41,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:41,953 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:41,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:42,660 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:42,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:42,660 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:51:42,661 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:51:43,368 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:51:43,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:44,009 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:51:44,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:51:44,010 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:51:44,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:51:44,011 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:51:44,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [793503430] [2021-05-01 07:51:44,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [793503430] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:51:44,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:51:44,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-01 07:51:44,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388055228] [2021-05-01 07:51:44,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-01 07:51:44,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:51:44,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-01 07:51:44,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=335, Invalid=2745, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 07:51:44,012 INFO L87 Difference]: Start difference. First operand 122 states and 125 transitions. Second operand has 53 states, 53 states have (on average 1.679245283018868) internal successors, (89), 52 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 07:51:45,560 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:51:46,965 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:48,318 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:49,718 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:51,104 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:52,524 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:53,943 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:55,354 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:56,770 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:58,138 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:51:59,512 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:00,925 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:02,290 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:03,756 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:05,193 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:06,648 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:08,148 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:09,541 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:11,002 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:12,429 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:13,883 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:15,320 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:16,779 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:18,200 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:19,585 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:21,024 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:22,456 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:23,876 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:25,277 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:26,739 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:30,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:52:30,320 INFO L93 Difference]: Finished difference Result 182 states and 189 transitions. [2021-05-01 07:52:30,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-01 07:52:30,321 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 1.679245283018868) internal successors, (89), 52 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 121 [2021-05-01 07:52:30,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:52:30,321 INFO L225 Difference]: With dead ends: 182 [2021-05-01 07:52:30,321 INFO L226 Difference]: Without dead ends: 124 [2021-05-01 07:52:30,322 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 62 SyntacticMatches, 6 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 39537.6ms TimeCoverageRelationStatistics Valid=486, Invalid=6824, Unknown=0, NotChecked=0, Total=7310 [2021-05-01 07:52:30,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-05-01 07:52:30,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-05-01 07:52:30,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 119 states have (on average 1.0336134453781514) internal successors, (123), 119 states have internal predecessors, (123), 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 07:52:30,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 127 transitions. [2021-05-01 07:52:30,336 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 127 transitions. Word has length 121 [2021-05-01 07:52:30,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:52:30,336 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 127 transitions. [2021-05-01 07:52:30,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.679245283018868) internal successors, (89), 52 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 07:52:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 127 transitions. [2021-05-01 07:52:30,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-05-01 07:52:30,337 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:52:30,337 INFO L519 BasicCegarLoop]: trace histogram [46, 30, 19, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:52:30,337 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2021-05-01 07:52:30,337 INFO L428 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:52:30,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:52:30,337 INFO L82 PathProgramCache]: Analyzing trace with hash 98040898, now seen corresponding path program 37 times [2021-05-01 07:52:30,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:52:30,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1103785325] [2021-05-01 07:52:30,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:52:30,376 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:30,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:52:30,384 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1032 50000) InVars {main_~x~0=v_main_~x~0_1032} OutVars{main_~x~0=v_main_~x~0_1032} AuxVars[] AssignedVars[] [2021-05-01 07:52:30,385 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:52:30,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,448 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,484 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:30,484 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:52:30,501 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,519 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,521 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:30,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,539 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:52:30,690 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:52:30,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:52:30,692 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:52:30,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:30,709 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1034 1000000) (<= 50000 v_main_~x~0_1034)) InVars {main_~x~0=v_main_~x~0_1034} OutVars{main_~x~0=v_main_~x~0_1034} AuxVars[] AssignedVars[] [2021-05-01 07:52:30,712 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:52:30,713 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,713 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:52:30,714 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,714 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,717 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:52:30,718 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:30,737 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,755 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:30,756 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:52:30,774 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,775 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:52:30,777 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:30,795 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,815 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,853 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,892 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:52:30,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,964 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,982 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:30,993 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:52:31,232 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:52:31,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:52:31,234 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:52:31,235 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:52:31,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:31,243 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1036 999998) (<= 50000 v_main_~x~0_1036)) InVars {main_~x~0=v_main_~x~0_1036} OutVars{main_~x~0=v_main_~x~0_1036} AuxVars[] AssignedVars[] [2021-05-01 07:52:31,245 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:52:31,245 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,246 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:52:31,246 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,247 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,266 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,285 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:31,288 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:52:31,289 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:31,290 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:52:31,307 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,308 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:52:31,310 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:31,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,404 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:52:31,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,482 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,535 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:52:31,764 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:52:31,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:52:31,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,767 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:52:31,767 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1038 999999) (< v_main_~x~0_1038 50000)) InVars {main_~x~0=v_main_~x~0_1038} OutVars{main_~x~0=v_main_~x~0_1038} AuxVars[] AssignedVars[] [2021-05-01 07:52:31,768 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:52:31,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,828 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,829 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,864 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:31,864 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:52:31,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,883 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:52:31,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,916 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:31,917 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:52:32,060 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:52:32,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:32,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:52:32,061 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:52:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:52:32,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:32,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:52:32,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:32,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:32,165 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:52:32,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:52:32,443 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-05-01 07:52:32,444 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:52:32,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:52:32,639 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2021-05-01 07:52:32,640 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:32,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:32,726 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:32,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:32,824 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:32,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:32,927 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:32,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,037 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,153 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,284 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,419 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,564 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,724 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:33,892 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:33,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:34,069 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:34,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:34,252 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:34,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:34,446 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:34,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:34,652 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:34,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:34,859 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:34,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:35,080 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:35,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:35,306 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:35,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:35,552 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:35,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:35,806 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:52:35,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:52:36,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:36,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:52:36,455 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:52:36,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:52:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:52:36,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:36,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:52:36,469 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 07:52:36,470 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:52:36,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:52:36,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:36,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:52:36,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:36,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:52:36,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:52:38,593 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 54 DAG size of output: 14 [2021-05-01 07:52:38,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:52:38,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:52:38,643 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:52:38,643 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:52:38,920 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2021-05-01 07:52:38,921 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:38,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:38,922 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:38,922 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:39,060 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:39,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,061 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:39,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,215 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:39,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:39,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,381 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:39,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,381 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:39,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,566 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:39,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,567 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:39,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,782 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:39,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:39,783 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:39,783 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:39,992 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:39,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:40,145 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:40,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:40,384 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:40,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:40,385 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:40,385 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:40,631 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:40,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:40,632 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:40,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:40,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:40,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:40,902 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:40,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:41,179 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:41,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:41,180 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:41,180 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:41,478 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:41,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:41,479 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:41,479 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:41,796 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:41,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:41,797 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:41,798 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:42,128 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:42,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:42,128 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:42,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:42,472 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:42,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:42,473 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:42,474 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:42,836 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:42,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:42,837 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:42,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:43,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:43,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:43,217 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:43,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:43,608 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:43,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:43,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:43,610 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:44,026 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:44,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:44,391 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:44,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:44,869 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:44,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:44,870 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:44,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:45,332 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:45,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:45,333 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:45,333 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:45,809 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:45,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:45,810 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:45,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:46,292 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:46,293 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:46,777 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:46,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:46,777 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:46,778 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:47,286 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:47,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:47,286 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:47,287 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:47,811 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:47,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:47,812 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:47,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:48,362 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:48,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:48,363 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:48,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:48,954 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:48,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:48,955 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:48,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:49,546 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:49,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:49,547 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:52:49,547 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:52:50,165 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:52:50,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:50,729 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:52:50,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:52:50,730 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:52:50,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:52:50,731 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:52:50,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1103785325] [2021-05-01 07:52:50,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1103785325] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:52:50,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:52:50,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [54] imperfect sequences [] total 54 [2021-05-01 07:52:50,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243104511] [2021-05-01 07:52:50,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-05-01 07:52:50,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:52:50,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-05-01 07:52:50,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=973, Invalid=2107, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 07:52:50,733 INFO L87 Difference]: Start difference. First operand 124 states and 127 transitions. Second operand has 54 states, 54 states have (on average 1.6851851851851851) internal successors, (91), 53 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 07:52:51,775 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:52:52,812 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:53,827 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:54,823 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:55,827 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:56,850 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:57,838 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:58,837 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:52:59,843 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:00,871 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:01,898 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:02,960 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:04,038 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:05,104 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:06,201 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:07,268 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:08,289 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:09,353 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:10,470 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:11,532 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:12,573 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:13,599 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:14,609 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:15,625 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:16,660 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:17,699 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:18,723 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:19,764 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:20,808 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:21,868 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:22,941 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:53:24,014 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:24,921 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:25,252 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:25,578 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:25,893 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:26,219 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:26,581 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:26,922 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:27,262 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:27,615 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:27,967 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:28,328 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:28,706 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:29,086 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:29,470 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:29,892 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:30,310 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:30,742 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:31,177 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:31,629 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:32,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:53:32,346 INFO L93 Difference]: Finished difference Result 185 states and 193 transitions. [2021-05-01 07:53:32,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-01 07:53:32,347 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 54 states have (on average 1.6851851851851851) internal successors, (91), 53 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 123 [2021-05-01 07:53:32,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:53:32,348 INFO L225 Difference]: With dead ends: 185 [2021-05-01 07:53:32,348 INFO L226 Difference]: Without dead ends: 127 [2021-05-01 07:53:32,349 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 64 SyntacticMatches, 6 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3301 ImplicationChecksByTransitivity, 40040.3ms TimeCoverageRelationStatistics Valid=2829, Invalid=8513, Unknown=0, NotChecked=0, Total=11342 [2021-05-01 07:53:32,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-05-01 07:53:32,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-05-01 07:53:32,358 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 07:53:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 130 transitions. [2021-05-01 07:53:32,359 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 130 transitions. Word has length 123 [2021-05-01 07:53:32,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:53:32,359 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 130 transitions. [2021-05-01 07:53:32,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.6851851851851851) internal successors, (91), 53 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 07:53:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2021-05-01 07:53:32,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-05-01 07:53:32,360 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:53:32,360 INFO L519 BasicCegarLoop]: trace histogram [47, 31, 20, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:53:32,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2021-05-01 07:53:32,360 INFO L428 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:53:32,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:53:32,360 INFO L82 PathProgramCache]: Analyzing trace with hash 773875812, now seen corresponding path program 38 times [2021-05-01 07:53:32,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:53:32,360 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [478165635] [2021-05-01 07:53:32,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:53:32,405 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:32,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:53:32,414 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1073 50000) InVars {main_~x~0=v_main_~x~0_1073} OutVars{main_~x~0=v_main_~x~0_1073} AuxVars[] AssignedVars[] [2021-05-01 07:53:32,417 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:53:32,438 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,485 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,505 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:32,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,524 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:53:32,527 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:32,545 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,580 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,581 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:53:32,735 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:53:32,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:53:32,737 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:53:32,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:32,754 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_1075) (< v_main_~x~0_1075 1000000)) InVars {main_~x~0=v_main_~x~0_1075} OutVars{main_~x~0=v_main_~x~0_1075} AuxVars[] AssignedVars[] [2021-05-01 07:53:32,755 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:53:32,756 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,756 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:53:32,757 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,758 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,778 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:32,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,800 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:32,801 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:53:32,801 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:53:32,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,819 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:53:32,837 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,840 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:32,858 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,895 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:53:32,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,967 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,978 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:32,995 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,049 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:53:33,302 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 07:53:33,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:53:33,303 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:53:33,304 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:53:33,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:33,313 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_1077) (< v_main_~x~0_1077 999998)) InVars {main_~x~0=v_main_~x~0_1077} OutVars{main_~x~0=v_main_~x~0_1077} AuxVars[] AssignedVars[] [2021-05-01 07:53:33,314 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:53:33,315 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,316 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:53:33,316 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,317 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,337 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:33,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,360 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:33,361 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:53:33,361 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:53:33,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,380 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:53:33,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,481 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,521 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:53:33,523 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:33,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,580 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,598 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,608 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:53:33,852 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:53:33,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:53:33,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,855 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:53:33,855 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1079 50000) (< v_main_~x~0_1079 999999)) InVars {main_~x~0=v_main_~x~0_1079} OutVars{main_~x~0=v_main_~x~0_1079} AuxVars[] AssignedVars[] [2021-05-01 07:53:33,856 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:53:33,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,919 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,955 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:33,956 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:53:33,973 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:33,993 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:53:34,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,010 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:53:34,158 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:53:34,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:53:34,160 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:53:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:53:34,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:53:34,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:34,261 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:53:34,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:53:34,405 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:53:34,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:53:34,561 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:53:34,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:34,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:34,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:34,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:34,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:35,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:35,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:36,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:36,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:36,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:36,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:36,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:36,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:36,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:36,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:36,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:36,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:37,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:37,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:37,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:37,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:37,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:37,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:37,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:37,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:38,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:38,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:53:38,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:38,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:53:38,722 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:53:38,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:53:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:53:38,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:38,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:53:38,741 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 07:53:38,742 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:53:38,742 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:53:38,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:38,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:53:38,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:38,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:53:38,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:53:39,040 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 14 [2021-05-01 07:53:39,395 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-05-01 07:53:39,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:53:39,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:53:39,634 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:53:39,642 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:39,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:39,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:39,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:39,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:40,287 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:40,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:40,288 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:40,288 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:40,621 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:40,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:40,622 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:40,623 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:40,968 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:40,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:40,969 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:40,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:41,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:41,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:41,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:41,331 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:41,720 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:41,726 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:41,726 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:42,128 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:42,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:42,465 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:42,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:42,876 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:42,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:42,877 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:42,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:43,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:43,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:43,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:43,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:43,772 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:43,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:43,773 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:43,773 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:44,234 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:44,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:44,235 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:44,236 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:44,737 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:44,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:44,738 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:44,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:45,249 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:45,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:45,250 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:45,251 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:45,781 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:45,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:45,782 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:45,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:46,345 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:46,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:46,345 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:46,346 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:46,924 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:46,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:46,925 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:46,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:47,507 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:47,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:47,508 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:47,508 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:48,106 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:48,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:48,107 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:48,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:48,759 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:48,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:48,760 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:48,760 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:49,406 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:49,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:49,407 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:49,407 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:50,075 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:50,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:50,076 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:50,076 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:50,758 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:50,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:50,759 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:50,760 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:51,413 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:51,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:52,049 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:52,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:52,836 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:52,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:52,837 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:52,837 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:53,594 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:53,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:53,594 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:53,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:54,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:54,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:54,381 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:54,381 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:55,184 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:55,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:55,185 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:55,185 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:55,987 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:55,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:55,988 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:55,988 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:56,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:56,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:57,542 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:57,542 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:58,313 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:58,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:59,008 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:53:59,008 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:53:59,786 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:53:59,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:59,787 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:53:59,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:53:59,788 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:53:59,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:53:59,789 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:53:59,789 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [478165635] [2021-05-01 07:53:59,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [478165635] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:53:59,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:53:59,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [56] imperfect sequences [] total 56 [2021-05-01 07:53:59,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761125640] [2021-05-01 07:53:59,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-05-01 07:53:59,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:53:59,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-05-01 07:53:59,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=363, Invalid=3059, Unknown=0, NotChecked=0, Total=3422 [2021-05-01 07:53:59,790 INFO L87 Difference]: Start difference. First operand 127 states and 130 transitions. Second operand has 56 states, 56 states have (on average 1.6785714285714286) internal successors, (94), 55 states have internal predecessors, (94), 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 07:54:01,483 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:54:03,141 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:04,830 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:06,440 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:08,047 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:09,561 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:11,128 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:12,579 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:14,118 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:15,707 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:17,320 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:18,856 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:20,432 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:22,039 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:23,644 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:25,215 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:26,800 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:28,342 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:29,852 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:31,408 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:33,026 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:34,608 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:36,213 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:37,830 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:39,368 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:40,954 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:42,560 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:44,184 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:45,796 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:47,422 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:49,057 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:50,632 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:54:54,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:54:54,685 INFO L93 Difference]: Finished difference Result 188 states and 195 transitions. [2021-05-01 07:54:54,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-01 07:54:54,686 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 1.6785714285714286) internal successors, (94), 55 states have internal predecessors, (94), 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 126 [2021-05-01 07:54:54,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:54:54,686 INFO L225 Difference]: With dead ends: 188 [2021-05-01 07:54:54,686 INFO L226 Difference]: Without dead ends: 129 [2021-05-01 07:54:54,687 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 64 SyntacticMatches, 6 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1496 ImplicationChecksByTransitivity, 47681.3ms TimeCoverageRelationStatistics Valid=524, Invalid=7666, Unknown=0, NotChecked=0, Total=8190 [2021-05-01 07:54:54,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-05-01 07:54:54,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-05-01 07:54:54,694 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 07:54:54,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 132 transitions. [2021-05-01 07:54:54,695 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 132 transitions. Word has length 126 [2021-05-01 07:54:54,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:54:54,695 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 132 transitions. [2021-05-01 07:54:54,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 1.6785714285714286) internal successors, (94), 55 states have internal predecessors, (94), 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 07:54:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 132 transitions. [2021-05-01 07:54:54,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-05-01 07:54:54,696 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:54:54,696 INFO L519 BasicCegarLoop]: trace histogram [48, 32, 20, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:54:54,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2021-05-01 07:54:54,696 INFO L428 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:54:54,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:54:54,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1488506023, now seen corresponding path program 39 times [2021-05-01 07:54:54,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:54:54,696 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [565352334] [2021-05-01 07:54:54,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:54:54,735 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:54:54,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:54:54,744 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1115 50000) InVars {main_~x~0=v_main_~x~0_1115} OutVars{main_~x~0=v_main_~x~0_1115} AuxVars[] AssignedVars[] [2021-05-01 07:54:54,745 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:54:54,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,810 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,811 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,847 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:54,848 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:54:54,850 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:54,867 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,884 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:54,902 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:54:55,054 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:54:55,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:54:55,056 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:54:55,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:55,074 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_1117) (< v_main_~x~0_1117 1000000)) InVars {main_~x~0=v_main_~x~0_1117} OutVars{main_~x~0=v_main_~x~0_1117} AuxVars[] AssignedVars[] [2021-05-01 07:54:55,075 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:54:55,094 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,113 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,132 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,162 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,163 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:54:55,164 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,169 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,213 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:55,218 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:54:55,219 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:55,220 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:54:55,239 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,239 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:54:55,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,260 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:55,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,299 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:54:55,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,374 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,375 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:54:55,625 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-05-01 07:54:55,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:54:55,627 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:54:55,627 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:54:55,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:55,637 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_1119) (< v_main_~x~0_1119 999998)) InVars {main_~x~0=v_main_~x~0_1119} OutVars{main_~x~0=v_main_~x~0_1119} AuxVars[] AssignedVars[] [2021-05-01 07:54:55,638 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:54:55,639 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,639 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:54:55,640 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,640 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,660 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:55,681 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,684 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:55,685 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:54:55,685 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:54:55,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,704 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:54:55,723 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,742 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,761 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:54:55,764 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 07:54:55,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,821 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,874 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,891 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,935 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:55,936 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:54:56,186 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:54:56,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 07:54:56,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,189 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:54:56,189 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1121 999999) (< v_main_~x~0_1121 50000)) InVars {main_~x~0=v_main_~x~0_1121} OutVars{main_~x~0=v_main_~x~0_1121} AuxVars[] AssignedVars[] [2021-05-01 07:54:56,190 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:54:56,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,254 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,255 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,273 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:56,292 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,293 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:54:56,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,330 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:54:56,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,349 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:54:56,505 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:54:56,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:54:56,506 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:54:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:54:56,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:54:56,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:54:56,618 INFO L142 QuantifierPusher]: treesize reduction 11, result has 62.1 percent of original size [2021-05-01 07:54:56,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:54:56,831 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2021-05-01 07:54:56,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:54:56,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:54:56,970 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-05-01 07:54:56,971 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:56,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,066 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,169 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,281 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,397 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,517 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,649 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,788 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:57,936 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:57,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:58,089 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:58,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:58,254 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:58,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:58,437 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:58,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:58,626 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:58,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:58,825 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:58,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:59,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:59,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:59,233 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:59,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:59,450 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:59,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:59,678 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:59,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:54:59,916 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:54:59,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:55:00,173 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:55:00,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:55:00,434 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 07:55:00,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:55:00,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:55:00,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:55:01,108 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:55:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:55:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:55:01,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:55:01,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:55:01,112 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 07:55:01,113 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:55:01,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:55:01,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:55:01,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:55:01,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:55:01,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-05-01 07:55:01,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-05-01 07:55:01,410 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 14 [2021-05-01 07:55:01,600 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-05-01 07:55:01,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:55:01,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:55:01,656 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:55:01,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:01,785 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:01,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:01,786 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:01,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:01,932 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:01,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:01,933 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:01,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,099 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:02,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,099 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:02,100 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:02,284 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:02,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,285 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:02,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,487 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:02,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,488 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:02,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,706 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:02,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,707 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:02,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,946 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:02,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:02,947 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:02,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:03,203 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:03,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:03,204 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:03,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:03,482 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:03,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:03,483 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:03,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:03,785 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:03,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:03,788 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:03,788 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:04,095 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:04,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:04,096 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:04,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:04,418 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:04,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:04,419 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:04,420 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:04,767 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:04,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:04,768 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:04,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:05,130 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:05,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:05,131 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:05,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:05,518 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:05,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:05,519 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:05,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:05,925 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:05,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:05,926 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:05,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:06,345 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:06,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:06,346 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:06,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:06,783 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:06,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:06,784 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:06,784 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:07,236 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:07,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:07,623 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:07,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:08,103 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:08,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:08,104 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:08,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:08,572 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:08,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:08,573 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:08,573 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:09,087 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:09,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:09,088 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:09,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:09,641 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:09,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:09,642 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:09,643 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:10,173 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:10,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:10,173 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:10,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:10,721 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:10,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:10,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:10,722 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:11,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:11,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:11,272 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:11,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:11,835 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:11,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:11,836 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:11,837 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:12,438 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:12,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:12,439 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:12,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:13,057 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:13,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:13,057 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:13,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:13,698 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:13,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:13,699 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:13,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:14,363 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:14,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:14,363 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:55:14,364 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:55:15,055 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:55:15,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:15,659 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:55:15,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:55:15,659 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:55:15,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:55:15,661 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:55:15,661 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [565352334] [2021-05-01 07:55:15,661 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [565352334] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:55:15,661 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:55:15,661 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [57] imperfect sequences [] total 57 [2021-05-01 07:55:15,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468198443] [2021-05-01 07:55:15,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-05-01 07:55:15,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:55:15,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-05-01 07:55:15,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1133, Invalid=2407, Unknown=0, NotChecked=0, Total=3540 [2021-05-01 07:55:15,662 INFO L87 Difference]: Start difference. First operand 129 states and 132 transitions. Second operand has 57 states, 57 states have (on average 1.6842105263157894) internal successors, (96), 56 states have internal predecessors, (96), 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 07:55:16,820 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:55:17,995 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:19,111 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:20,221 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:21,287 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:22,372 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:23,536 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:24,666 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:25,815 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:26,931 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:28,015 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:29,075 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:30,146 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:31,200 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:32,302 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:33,461 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:34,614 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:35,772 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:36,941 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:38,091 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:39,204 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:40,348 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:41,473 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:42,594 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:43,747 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:44,885 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:46,020 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:47,174 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:48,281 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:49,387 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:50,553 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:51,712 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:52,883 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:55:53,790 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:54,741 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:55,073 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:55,416 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:55,766 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:56,130 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:56,497 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:56,871 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:57,244 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:57,630 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:58,017 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:58,402 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:58,810 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:59,216 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:55:59,639 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:00,065 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:00,513 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:00,967 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:01,430 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:01,919 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:02,405 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:03,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:56:03,168 INFO L93 Difference]: Finished difference Result 191 states and 199 transitions. [2021-05-01 07:56:03,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-05-01 07:56:03,169 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 1.6842105263157894) internal successors, (96), 56 states have internal predecessors, (96), 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 128 [2021-05-01 07:56:03,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:56:03,178 INFO L225 Difference]: With dead ends: 191 [2021-05-01 07:56:03,178 INFO L226 Difference]: Without dead ends: 132 [2021-05-01 07:56:03,179 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 67 SyntacticMatches, 4 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3840 ImplicationChecksByTransitivity, 45261.2ms TimeCoverageRelationStatistics Valid=3222, Invalid=9660, Unknown=0, NotChecked=0, Total=12882 [2021-05-01 07:56:03,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2021-05-01 07:56:03,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2021-05-01 07:56:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 127 states have (on average 1.031496062992126) internal successors, (131), 127 states have internal predecessors, (131), 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 07:56:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 135 transitions. [2021-05-01 07:56:03,188 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 135 transitions. Word has length 128 [2021-05-01 07:56:03,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:56:03,188 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 135 transitions. [2021-05-01 07:56:03,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 1.6842105263157894) internal successors, (96), 56 states have internal predecessors, (96), 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 07:56:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2021-05-01 07:56:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-05-01 07:56:03,188 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:56:03,189 INFO L519 BasicCegarLoop]: trace histogram [49, 33, 21, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:56:03,189 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2021-05-01 07:56:03,189 INFO L428 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:56:03,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:56:03,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1669686151, now seen corresponding path program 40 times [2021-05-01 07:56:03,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:56:03,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1514071053] [2021-05-01 07:56:03,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:56:03,229 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:03,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:56:03,238 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1158 50000) InVars {main_~x~0=v_main_~x~0_1158} OutVars{main_~x~0=v_main_~x~0_1158} AuxVars[] AssignedVars[] [2021-05-01 07:56:03,240 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:56:03,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,321 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,360 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:03,361 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:56:03,377 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:03,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,435 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:56:03,614 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:56:03,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:56:03,616 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:56:03,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:03,635 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1160 1000000) (<= 50000 v_main_~x~0_1160)) InVars {main_~x~0=v_main_~x~0_1160} OutVars{main_~x~0=v_main_~x~0_1160} AuxVars[] AssignedVars[] [2021-05-01 07:56:03,636 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:56:03,637 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,637 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:56:03,638 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,638 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,641 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:56:03,642 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:03,662 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,682 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:03,682 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:56:03,702 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,702 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:56:03,705 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:03,725 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,766 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,807 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,828 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:56:03,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,869 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,927 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:03,938 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:56:04,217 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:04,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:56:04,219 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:56:04,220 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:56:04,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:04,230 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1162 999998) (<= 50000 v_main_~x~0_1162)) InVars {main_~x~0=v_main_~x~0_1162} OutVars{main_~x~0=v_main_~x~0_1162} AuxVars[] AssignedVars[] [2021-05-01 07:56:04,231 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:56:04,251 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,281 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,322 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,322 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:56:04,324 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,324 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,367 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:04,370 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:04,371 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:56:04,372 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:56:04,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,391 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:56:04,393 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:04,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,493 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:56:04,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,536 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:56:04,806 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:56:04,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:56:04,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,809 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:56:04,809 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1164 50000) (< v_main_~x~0_1164 999999)) InVars {main_~x~0=v_main_~x~0_1164} OutVars{main_~x~0=v_main_~x~0_1164} AuxVars[] AssignedVars[] [2021-05-01 07:56:04,810 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:56:04,830 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,882 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,923 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:04,924 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:56:04,926 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:56:04,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,964 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:04,984 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:56:05,148 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:56:05,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:56:05,149 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:56:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:56:05,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:56:05,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:05,266 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-05-01 07:56:05,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:56:05,440 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:56:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:56:05,619 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-05-01 07:56:05,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:05,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:05,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:05,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:05,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:06,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:06,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:06,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:06,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:06,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:06,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:06,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:06,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:06,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:06,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:07,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:07,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:07,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:07,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:07,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:07,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:07,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:07,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:08,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:08,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:08,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:08,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:08,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:08,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:08,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:08,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:09,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:09,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:09,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:09,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:09,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:09,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:09,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:09,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:56:10,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:10,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:56:10,733 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:56:10,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:56:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:56:10,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:10,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:56:10,738 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 07:56:10,739 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:56:10,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:56:10,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:10,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:56:10,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:10,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:56:10,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:56:13,258 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 57 [2021-05-01 07:56:18,860 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 56 [2021-05-01 07:56:18,862 INFO L142 QuantifierPusher]: treesize reduction 8, result has 93.5 percent of original size [2021-05-01 07:56:18,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:56:18,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:18,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:56:18,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-05-01 07:56:19,252 INFO L142 QuantifierPusher]: treesize reduction 19, result has 85.3 percent of original size [2021-05-01 07:56:19,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:56:19,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:56:19,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:56:19,256 INFO L147 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size 113 [2021-05-01 07:56:19,765 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 10 [2021-05-01 07:56:19,766 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:19,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:19,767 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:19,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:20,134 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:20,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:20,135 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:20,136 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:20,526 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:20,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:20,527 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:20,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:20,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:20,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:20,950 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:20,951 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:21,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:21,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:21,750 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:21,751 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:22,205 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:22,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:22,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:22,207 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:22,700 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:22,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:23,111 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:23,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:23,620 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:23,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:23,621 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:23,621 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:24,159 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:24,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:24,160 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:24,161 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:24,719 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:24,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:24,720 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:24,721 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:25,322 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:25,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:25,323 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:25,324 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:25,957 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:25,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:25,958 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:25,958 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:26,588 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:26,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:26,589 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:26,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:27,238 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:27,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:27,239 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:27,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:27,897 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:27,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:27,897 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:27,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:28,538 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:28,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:28,538 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:28,539 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:29,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:29,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:29,199 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:29,199 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:29,896 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:29,897 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:29,898 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:30,609 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:30,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:31,249 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:31,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:32,001 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:32,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:32,002 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:32,002 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:32,774 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:32,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:32,775 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:32,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:33,586 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:33,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:33,587 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:33,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:34,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:34,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:34,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:34,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:35,301 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:35,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:35,302 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:35,303 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:36,181 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:36,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:36,182 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:36,183 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:37,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:37,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:37,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:37,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:37,872 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:37,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:37,873 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:37,873 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:38,708 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:38,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:38,709 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:38,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:39,566 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:39,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:39,567 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:39,568 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:40,492 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:40,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:41,309 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:41,310 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:42,179 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:42,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:42,180 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:42,180 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:43,097 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:43,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:43,935 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:56:43,936 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:56:44,858 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:56:44,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:44,859 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:56:44,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:56:44,859 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:56:44,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:56:44,861 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:56:44,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1514071053] [2021-05-01 07:56:44,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1514071053] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:56:44,861 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:56:44,861 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [59] imperfect sequences [] total 59 [2021-05-01 07:56:44,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168888132] [2021-05-01 07:56:44,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-01 07:56:44,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:56:44,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-01 07:56:44,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=391, Invalid=3390, Unknown=1, NotChecked=0, Total=3782 [2021-05-01 07:56:44,862 INFO L87 Difference]: Start difference. First operand 132 states and 135 transitions. Second operand has 59 states, 59 states have (on average 1.6779661016949152) internal successors, (99), 58 states have internal predecessors, (99), 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 07:56:47,065 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 44 [2021-05-01 07:56:48,685 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:50,255 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:51,874 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:53,494 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:55,105 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:56,813 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:58,453 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:56:59,985 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:01,674 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:03,417 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:05,153 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:06,945 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:08,642 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:10,319 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:12,069 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:13,754 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:15,451 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:17,287 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:18,982 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:20,694 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:22,365 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:23,983 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:25,661 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:27,322 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:28,888 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:30,446 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:32,052 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:33,706 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:35,309 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:36,996 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:38,650 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:40,112 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:41,654 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:57:45,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:57:45,190 INFO L93 Difference]: Finished difference Result 194 states and 201 transitions. [2021-05-01 07:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-01 07:57:45,191 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 1.6779661016949152) internal successors, (99), 58 states have internal predecessors, (99), 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 131 [2021-05-01 07:57:45,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:57:45,192 INFO L225 Difference]: With dead ends: 194 [2021-05-01 07:57:45,192 INFO L226 Difference]: Without dead ends: 134 [2021-05-01 07:57:45,193 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 65 SyntacticMatches, 7 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1656 ImplicationChecksByTransitivity, 66926.4ms TimeCoverageRelationStatistics Valid=562, Invalid=8557, Unknown=1, NotChecked=0, Total=9120 [2021-05-01 07:57:45,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-05-01 07:57:45,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-05-01 07:57:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 129 states have (on average 1.0310077519379846) internal successors, (133), 129 states have internal predecessors, (133), 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 07:57:45,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 137 transitions. [2021-05-01 07:57:45,201 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 137 transitions. Word has length 131 [2021-05-01 07:57:45,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:57:45,201 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 137 transitions. [2021-05-01 07:57:45,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.6779661016949152) internal successors, (99), 58 states have internal predecessors, (99), 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 07:57:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 137 transitions. [2021-05-01 07:57:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-05-01 07:57:45,202 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:57:45,202 INFO L519 BasicCegarLoop]: trace histogram [50, 34, 21, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:57:45,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2021-05-01 07:57:45,202 INFO L428 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:57:45,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:57:45,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1742039574, now seen corresponding path program 41 times [2021-05-01 07:57:45,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:57:45,203 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [241442259] [2021-05-01 07:57:45,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:57:45,251 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:45,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:57:45,262 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1202 50000) InVars {main_~x~0=v_main_~x~0_1202} OutVars{main_~x~0=v_main_~x~0_1202} AuxVars[] AssignedVars[] [2021-05-01 07:57:45,263 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:57:45,263 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,290 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:45,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,312 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:57:45,314 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:45,335 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,464 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,476 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:57:45,661 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:57:45,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:57:45,664 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:57:45,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:45,684 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1204 1000000) (<= 50000 v_main_~x~0_1204)) InVars {main_~x~0=v_main_~x~0_1204} OutVars{main_~x~0=v_main_~x~0_1204} AuxVars[] AssignedVars[] [2021-05-01 07:57:45,694 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:57:45,717 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,796 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,797 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,797 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:57:45,798 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,798 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,801 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:45,802 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:57:45,826 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:45,848 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,849 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:57:45,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,871 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:57:45,874 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:45,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,958 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:57:45,979 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:45,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,020 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:57:46,303 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:57:46,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:57:46,305 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:57:46,306 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:57:46,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:46,316 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1206 999998) (<= 50000 v_main_~x~0_1206)) InVars {main_~x~0=v_main_~x~0_1206} OutVars{main_~x~0=v_main_~x~0_1206} AuxVars[] AssignedVars[] [2021-05-01 07:57:46,317 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:57:46,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,359 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,400 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,412 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,412 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:57:46,413 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,414 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,435 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:46,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,462 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:46,463 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:57:46,463 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:57:46,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,486 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:57:46,488 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:46,509 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,532 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:57:46,553 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,598 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,625 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,649 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,650 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:57:46,930 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 07:57:46,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:57:46,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,935 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:57:46,935 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1208 999999) (< v_main_~x~0_1208 50000)) InVars {main_~x~0=v_main_~x~0_1208} OutVars{main_~x~0=v_main_~x~0_1208} AuxVars[] AssignedVars[] [2021-05-01 07:57:46,944 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:57:46,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:46,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,020 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,041 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:47,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,061 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:57:47,063 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:57:47,085 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,108 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,127 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,127 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:57:47,292 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:57:47,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:57:47,293 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:57:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:57:47,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:57:47,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:47,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:47,404 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 07:57:47,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:57:47,741 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-05-01 07:57:47,742 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-05-01 07:57:47,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 07:57:47,976 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2021-05-01 07:57:47,977 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:47,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,080 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,193 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,315 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,460 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,597 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,745 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:48,900 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:48,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:49,068 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:49,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:49,248 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:49,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:49,429 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:49,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:49,621 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:49,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:49,824 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:49,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:50,041 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:50,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:50,292 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:50,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:50,560 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:50,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:50,835 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:50,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:51,122 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:51,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:51,411 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:51,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:51,711 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:51,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:52,002 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:52,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:52,288 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 07:57:52,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:57:52,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:52,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:57:53,049 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:57:53,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:57:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:57:53,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:53,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:57:53,053 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 07:57:53,053 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-05-01 07:57:53,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:57:53,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:53,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:57:53,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:53,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-05-01 07:57:53,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-05-01 07:57:53,380 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 14 [2021-05-01 07:57:53,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:57:53,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:57:53,439 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-05-01 07:57:53,439 INFO L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-05-01 07:57:53,763 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2021-05-01 07:57:53,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:53,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:53,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:53,765 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:53,918 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:53,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:53,919 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:53,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:54,094 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:54,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:54,095 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:54,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:54,281 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:54,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:54,282 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:54,282 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:54,476 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:54,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:54,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:54,607 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:54,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:54,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:54,819 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:54,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:55,041 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:55,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:55,042 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:55,042 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:55,302 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:55,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:55,303 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:55,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:55,553 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:55,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:55,554 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:55,554 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:55,833 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:55,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:55,834 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:55,834 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:56,178 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:56,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:56,179 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:56,179 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:56,507 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:56,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:56,508 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:56,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:56,845 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:56,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:56,846 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:56,846 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:57,233 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:57,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:57,234 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:57,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:57,635 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:57,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:57,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:57,637 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:58,063 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:58,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:58,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:58,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:58,484 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:58,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:58,485 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:58,485 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:58,926 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:58,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:58,926 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:58,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:59,372 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:59,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:59,373 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:59,373 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:57:59,845 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:57:59,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:57:59,846 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:57:59,846 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:58:00,343 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:00,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:00,344 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:00,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:00,853 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:00,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:00,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:00,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:01,388 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:01,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:01,389 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:01,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:01,963 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:01,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:01,964 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:01,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:02,560 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:02,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:02,561 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:02,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:03,174 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:03,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:03,175 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:03,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:03,839 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:03,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:03,840 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:03,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:04,475 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:04,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:04,476 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:05,156 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:05,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:05,157 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:05,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:05,906 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:05,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:05,907 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:05,907 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:58:06,648 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:06,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:06,648 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:06,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:07,425 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:07,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:07,426 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:07,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:08,201 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:08,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:08,202 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:58:08,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:08,912 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:58:08,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:08,912 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:58:08,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:58:08,913 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:58:08,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:58:08,914 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:58:08,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [241442259] [2021-05-01 07:58:08,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [241442259] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:58:08,914 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:58:08,914 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [60] imperfect sequences [] total 60 [2021-05-01 07:58:08,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373380947] [2021-05-01 07:58:08,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-05-01 07:58:08,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:58:08,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-05-01 07:58:08,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1182, Invalid=2600, Unknown=0, NotChecked=0, Total=3782 [2021-05-01 07:58:08,916 INFO L87 Difference]: Start difference. First operand 134 states and 137 transitions. Second operand has 60 states, 60 states have (on average 1.6833333333333333) internal successors, (101), 59 states have internal predecessors, (101), 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 07:58:10,196 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:58:11,519 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:12,820 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:14,063 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:15,258 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:16,480 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:17,620 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:18,754 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:19,910 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:21,266 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:22,553 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:23,887 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:25,264 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:26,687 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:28,096 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:29,403 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:30,743 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:32,106 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:33,450 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:34,894 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:36,435 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:37,912 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:39,274 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:40,711 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:42,120 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:43,419 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:44,669 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:45,992 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:47,386 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:48,646 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:49,912 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:51,212 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:52,479 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:53,797 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:55,156 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 07:58:56,494 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:57,482 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:57,817 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:58,168 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:58,549 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:58,935 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:59,326 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:58:59,731 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:00,146 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:00,574 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:01,000 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:01,435 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:01,849 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:02,309 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:02,821 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:03,357 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:03,922 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:04,456 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:04,997 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:05,544 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:06,114 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:06,676 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:07,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:59:07,666 INFO L93 Difference]: Finished difference Result 197 states and 205 transitions. [2021-05-01 07:59:07,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-05-01 07:59:07,667 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 60 states have (on average 1.6833333333333333) internal successors, (101), 59 states have internal predecessors, (101), 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 133 [2021-05-01 07:59:07,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:59:07,667 INFO L225 Difference]: With dead ends: 197 [2021-05-01 07:59:07,667 INFO L226 Difference]: Without dead ends: 137 [2021-05-01 07:59:07,668 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 70 SyntacticMatches, 4 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3998 ImplicationChecksByTransitivity, 53562.1ms TimeCoverageRelationStatistics Valid=3448, Invalid=10594, Unknown=0, NotChecked=0, Total=14042 [2021-05-01 07:59:07,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-05-01 07:59:07,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-05-01 07:59:07,676 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 07:59:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 140 transitions. [2021-05-01 07:59:07,677 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 140 transitions. Word has length 133 [2021-05-01 07:59:07,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:59:07,677 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 140 transitions. [2021-05-01 07:59:07,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 1.6833333333333333) internal successors, (101), 59 states have internal predecessors, (101), 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 07:59:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2021-05-01 07:59:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-05-01 07:59:07,678 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:59:07,678 INFO L519 BasicCegarLoop]: trace histogram [51, 35, 22, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:59:07,678 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2021-05-01 07:59:07,678 INFO L428 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:59:07,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:59:07,678 INFO L82 PathProgramCache]: Analyzing trace with hash 819170640, now seen corresponding path program 42 times [2021-05-01 07:59:07,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:59:07,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [404659128] [2021-05-01 07:59:07,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:59:07,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:07,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:59:07,733 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1247 50000) InVars {main_~x~0=v_main_~x~0_1247} OutVars{main_~x~0=v_main_~x~0_1247} AuxVars[] AssignedVars[] [2021-05-01 07:59:07,735 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 07:59:07,736 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,778 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:07,778 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:59:07,781 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:07,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,854 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:07,945 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 07:59:08,117 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:59:08,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:59:08,120 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:59:08,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:08,140 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1249 1000000) (<= 50000 v_main_~x~0_1249)) InVars {main_~x~0=v_main_~x~0_1249} OutVars{main_~x~0=v_main_~x~0_1249} AuxVars[] AssignedVars[] [2021-05-01 07:59:08,141 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:59:08,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,177 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,198 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,240 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,241 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,242 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:59:08,243 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,244 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,266 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:08,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,292 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:59:08,293 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:08,294 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:59:08,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,314 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:59:08,317 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:08,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,404 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:59:08,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,470 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:59:08,771 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 07:59:08,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:59:08,773 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:59:08,774 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 07:59:08,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:08,785 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1251 999998) (<= 50000 v_main_~x~0_1251)) InVars {main_~x~0=v_main_~x~0_1251} OutVars{main_~x~0=v_main_~x~0_1251} AuxVars[] AssignedVars[] [2021-05-01 07:59:08,786 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 07:59:08,787 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,788 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 07:59:08,789 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,790 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,835 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:08,839 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:08,841 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 07:59:08,841 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 07:59:08,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,863 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 07:59:08,865 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:08,888 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,911 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 07:59:08,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:08,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,000 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,143 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 07:59:09,446 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 07:59:09,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 07:59:09,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,449 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 07:59:09,449 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1253 50000) (< v_main_~x~0_1253 999999)) InVars {main_~x~0=v_main_~x~0_1253} OutVars{main_~x~0=v_main_~x~0_1253} AuxVars[] AssignedVars[] [2021-05-01 07:59:09,451 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 07:59:09,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,506 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,527 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,549 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:09,570 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,571 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:59:09,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,596 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:59:09,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,638 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,639 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 07:59:09,820 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 07:59:09,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 07:59:09,822 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 07:59:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:59:09,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:59:09,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:09,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:09,957 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-05-01 07:59:09,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 07:59:10,143 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:59:10,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:59:10,338 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-05-01 07:59:10,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:10,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:10,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:10,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:10,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:10,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:10,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:11,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:11,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:11,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:11,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:11,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:11,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:11,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:11,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:11,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:11,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:12,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:12,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:12,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:12,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:12,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:12,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:12,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:12,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:13,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:13,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:13,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:13,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:13,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:13,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:14,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:14,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:14,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:14,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:14,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:14,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:15,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:15,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:15,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:15,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:59:15,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:15,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:59:16,400 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 07:59:16,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:59:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:59:16,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:16,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:59:16,405 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 07:59:16,406 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-05-01 07:59:16,407 INFO L147 QuantifierPusher]: treesize reduction 3, result has 85.7 percent of original size 18 [2021-05-01 07:59:16,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:16,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:59:16,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:16,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-05-01 07:59:16,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-05-01 07:59:16,805 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 14 [2021-05-01 07:59:17,289 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-05-01 07:59:17,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:59:17,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:59:17,607 INFO L142 QuantifierPusher]: treesize reduction 11, result has 59.3 percent of original size [2021-05-01 07:59:17,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:18,020 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:18,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:18,021 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:18,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:18,477 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:18,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:18,478 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:18,479 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:18,952 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:18,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:18,953 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:18,953 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:19,455 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:19,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:19,456 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:19,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:20,006 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:20,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:20,007 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:20,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:20,577 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:20,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:20,578 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:20,579 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:21,183 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:21,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:21,700 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:21,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:22,287 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:22,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:22,288 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:22,288 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:22,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:22,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:22,939 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:22,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:23,601 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:23,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:23,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:23,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:23,604 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:24,356 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:24,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:24,357 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:24,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:25,127 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:25,128 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:25,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:25,138 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:25,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:25,926 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:25,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:25,927 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:25,927 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:26,776 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:26,777 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:26,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:26,778 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:26,778 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:27,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:27,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:27,600 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:27,600 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:28,437 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:28,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:28,438 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:28,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:29,298 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:29,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:29,299 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:29,300 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:30,151 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:30,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:30,152 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:30,153 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:31,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:31,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:31,861 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:31,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:32,825 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:32,827 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:32,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:32,827 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:32,828 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:33,801 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:33,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:33,802 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:33,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:34,790 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:34,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:34,791 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:34,792 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:35,800 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:35,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:36,749 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:36,750 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:37,821 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:37,822 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:37,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:37,823 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:37,824 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:38,862 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:38,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:38,863 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:38,863 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:39,816 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:39,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:39,817 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:39,818 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:40,738 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:40,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:40,740 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:40,740 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:41,853 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:41,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:41,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:41,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:43,014 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:43,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:43,015 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:43,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:44,209 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:44,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:44,210 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:44,210 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:45,370 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:45,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:45,371 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:45,371 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:46,558 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:46,559 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:46,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:47,752 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:47,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:49,121 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:49,122 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:49,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:49,123 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:49,123 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:50,379 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-05-01 07:59:50,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:50,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:50,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 07:59:50,381 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-05-01 07:59:51,689 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 07:59:51,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:52,884 INFO L142 QuantifierPusher]: treesize reduction 24, result has 4.0 percent of original size [2021-05-01 07:59:52,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:59:52,885 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 07:59:52,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 07:59:52,886 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:59:52,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [404659128] [2021-05-01 07:59:52,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [404659128] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:59:52,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:59:52,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2021-05-01 07:59:52,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128330190] [2021-05-01 07:59:52,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-05-01 07:59:52,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:59:52,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-05-01 07:59:52,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=3738, Unknown=0, NotChecked=0, Total=4160 [2021-05-01 07:59:52,888 INFO L87 Difference]: Start difference. First operand 137 states and 140 transitions. Second operand has 62 states, 62 states have (on average 1.6774193548387097) internal successors, (104), 61 states have internal predecessors, (104), 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 07:59:55,747 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-01 07:59:58,335 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:00,850 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:03,578 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:05,970 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:08,399 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:11,229 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:14,298 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:17,257 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:20,566 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:23,608 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:26,627 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:29,694 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:32,436 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:34,946 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:37,791 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:40,739 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:43,398 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:46,091 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:49,088 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:51,759 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:54,345 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:00:57,364 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:00,114 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:02,990 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:06,050 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:09,146 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:12,150 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:15,351 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:18,543 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:21,558 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:24,583 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:27,320 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:30,268 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:33,148 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:36,078 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:01:42,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:01:42,985 INFO L93 Difference]: Finished difference Result 200 states and 207 transitions. [2021-05-01 08:01:42,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-01 08:01:42,987 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 1.6774193548387097) internal successors, (104), 61 states have internal predecessors, (104), 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 136 [2021-05-01 08:01:42,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:01:42,987 INFO L225 Difference]: With dead ends: 200 [2021-05-01 08:01:42,987 INFO L226 Difference]: Without dead ends: 139 [2021-05-01 08:01:42,988 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 67 SyntacticMatches, 7 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1846 ImplicationChecksByTransitivity, 87379.7ms TimeCoverageRelationStatistics Valid=603, Invalid=9497, Unknown=0, NotChecked=0, Total=10100 [2021-05-01 08:01:42,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2021-05-01 08:01:42,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2021-05-01 08:01:42,996 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 08:01:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 142 transitions. [2021-05-01 08:01:42,997 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 142 transitions. Word has length 136 [2021-05-01 08:01:42,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:01:42,997 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 142 transitions. [2021-05-01 08:01:42,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 1.6774193548387097) internal successors, (104), 61 states have internal predecessors, (104), 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 08:01:42,997 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 142 transitions. [2021-05-01 08:01:42,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-05-01 08:01:42,998 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:01:42,998 INFO L519 BasicCegarLoop]: trace histogram [52, 36, 22, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:01:42,998 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2021-05-01 08:01:42,998 INFO L428 AbstractCegarLoop]: === Iteration 46 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:01:42,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:01:42,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1259977171, now seen corresponding path program 43 times [2021-05-01 08:01:42,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:01:42,998 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967484227] [2021-05-01 08:01:42,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:01:43,058 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:43,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 08:01:43,073 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1293 50000) InVars {main_~x~0=v_main_~x~0_1293} OutVars{main_~x~0=v_main_~x~0_1293} AuxVars[] AssignedVars[] [2021-05-01 08:01:43,074 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 08:01:43,103 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,128 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,170 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,197 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:43,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,225 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 08:01:43,250 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,277 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:43,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,304 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 08:01:43,544 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 08:01:43,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 08:01:43,555 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 08:01:43,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:43,583 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1295 1000000) (<= 50000 v_main_~x~0_1295)) InVars {main_~x~0=v_main_~x~0_1295} OutVars{main_~x~0=v_main_~x~0_1295} AuxVars[] AssignedVars[] [2021-05-01 08:01:43,585 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 08:01:43,614 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,644 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,691 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,719 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,720 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,721 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 08:01:43,722 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,723 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,736 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 08:01:43,738 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:43,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,800 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:43,801 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 08:01:43,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,829 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 08:01:43,861 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,890 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 08:01:43,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:43,953 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 08:01:43,979 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,008 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,034 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 08:01:44,384 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:01:44,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 08:01:44,386 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 08:01:44,388 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 08:01:44,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:44,401 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1297 999998) (<= 50000 v_main_~x~0_1297)) InVars {main_~x~0=v_main_~x~0_1297} OutVars{main_~x~0=v_main_~x~0_1297} AuxVars[] AssignedVars[] [2021-05-01 08:01:44,403 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 08:01:44,404 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,405 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 08:01:44,406 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,407 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,465 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:44,469 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 08:01:44,470 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:44,471 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 08:01:44,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,498 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 08:01:44,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,552 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,579 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 08:01:44,606 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,631 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,634 INFO L108 tifierPushTermWalker]: treesize reduction 8, result has 11.1 percent of original size [2021-05-01 08:01:44,686 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,715 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,731 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,839 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:44,840 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 08:01:45,199 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 08:01:45,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-05-01 08:01:45,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,204 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 08:01:45,204 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1299 999999) (< v_main_~x~0_1299 50000)) InVars {main_~x~0=v_main_~x~0_1299} OutVars{main_~x~0=v_main_~x~0_1299} AuxVars[] AssignedVars[] [2021-05-01 08:01:45,205 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 08:01:45,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,294 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,295 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,322 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:45,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,350 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 08:01:45,353 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:01:45,377 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,433 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 08:01:45,657 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 08:01:45,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 08:01:45,659 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 08:01:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:01:45,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:01:45,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:45,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:45,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:45,918 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-05-01 08:01:45,919 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:45,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,035 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,158 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,295 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,440 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,597 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,777 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:46,963 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:47,158 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:47,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:47,380 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:47,605 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:47,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:47,859 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:47,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:48,114 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:48,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:48,394 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:48,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:48,682 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:48,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:48,974 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:48,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:49,266 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:49,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:49,617 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:49,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:49,957 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:49,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:50,306 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:50,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:50,694 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:50,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:51,081 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:51,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:51,480 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-05-01 08:01:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:51,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:51,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:01:52,471 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-05-01 08:01:52,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:01:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:01:52,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:52,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:01:52,477 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 08:01:52,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:52,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:01:52,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:52,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 08:01:52,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:01:52,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:52,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:01:52,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:52,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 08:01:52,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-05-01 08:01:52,678 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 7 [2021-05-01 08:01:52,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:01:52,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:52,835 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:52,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:52,995 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:52,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:52,996 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:52,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:52,997 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:52,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:52,998 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:52,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:52,999 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,000 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,001 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,002 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,003 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,004 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,005 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,006 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,006 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,007 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,008 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,009 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,010 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,011 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,012 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,012 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,013 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,014 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,015 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,016 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,018 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,019 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,020 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,021 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,022 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,023 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,024 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,025 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,026 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,027 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,028 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,029 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,031 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,031 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,032 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,033 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,034 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,036 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,037 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,038 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,039 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,039 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,040 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,041 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,042 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,043 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,044 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,046 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,047 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,048 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,049 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,050 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,052 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,053 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,053 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,054 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,055 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,056 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,057 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,058 INFO L142 QuantifierPusher]: treesize reduction 3, result has 84.2 percent of original size [2021-05-01 08:01:53,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,059 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:01:53,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:53,060 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.0 percent of original size [2021-05-01 08:01:53,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:53,272 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:53,273 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:53,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:53,274 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:53,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:53,503 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:53,505 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:53,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:53,512 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:53,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:53,765 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:53,766 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:53,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:53,767 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:53,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:54,022 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:54,023 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:54,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:54,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:54,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:54,320 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:54,321 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:54,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:54,321 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:54,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:54,636 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:54,637 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:54,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:54,638 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:54,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:55,005 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:55,006 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:55,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:55,007 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:55,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:55,401 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:55,402 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:55,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:55,403 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:55,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:55,829 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:55,830 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:55,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:55,831 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:55,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:56,277 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:56,278 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:56,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:56,279 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:56,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:56,785 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:56,786 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:56,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:56,788 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:56,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:57,270 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:57,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:57,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:57,273 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:57,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:57,784 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:57,785 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:57,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:57,786 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:57,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:58,295 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:58,296 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:58,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:58,297 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:58,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:58,830 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:58,831 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:01:58,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:58,832 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-05-01 08:01:58,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:01:59,412 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-05-01 08:01:59,413 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-05-01 08:01:59,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:01:59,415 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:01:59,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967484227] [2021-05-01 08:01:59,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1967484227] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:01:59,415 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:01:59,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-05-01 08:01:59,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36851606] [2021-05-01 08:01:59,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-01 08:01:59,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:01:59,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-01 08:01:59,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=834, Invalid=1236, Unknown=0, NotChecked=0, Total=2070 [2021-05-01 08:01:59,417 INFO L87 Difference]: Start difference. First operand 139 states and 142 transitions. Second operand has 45 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 44 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 08:02:00,413 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:02:01,456 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:02,405 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:03,289 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:04,419 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:05,567 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:06,749 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:07,887 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:09,036 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:10,071 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:10,987 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:11,942 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:12,902 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:13,905 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:15,031 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:16,203 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:17,152 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-05-01 08:02:18,125 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-01 08:02:18,498 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:18,889 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:19,338 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:19,754 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:20,173 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:20,623 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:21,057 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:21,479 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:21,895 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:22,313 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:22,768 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:23,227 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:23,725 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:24,250 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:24,767 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:25,294 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:25,851 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:26,396 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:26,959 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:27,532 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:28,137 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:28,817 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:29,522 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:30,261 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:31,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:02:31,334 INFO L93 Difference]: Finished difference Result 206 states and 218 transitions. [2021-05-01 08:02:31,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-01 08:02:31,335 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 44 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 138 [2021-05-01 08:02:31,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:02:31,337 INFO L225 Difference]: With dead ends: 206 [2021-05-01 08:02:31,337 INFO L226 Difference]: Without dead ends: 145 [2021-05-01 08:02:31,337 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2225 ImplicationChecksByTransitivity, 35941.2ms TimeCoverageRelationStatistics Valid=2472, Invalid=5184, Unknown=0, NotChecked=0, Total=7656 [2021-05-01 08:02:31,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-05-01 08:02:31,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2021-05-01 08:02:31,347 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 08:02:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 148 transitions. [2021-05-01 08:02:31,347 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 148 transitions. Word has length 138 [2021-05-01 08:02:31,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:02:31,348 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 148 transitions. [2021-05-01 08:02:31,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 44 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 08:02:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2021-05-01 08:02:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-05-01 08:02:31,349 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:02:31,349 INFO L519 BasicCegarLoop]: trace histogram [54, 36, 24, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:02:31,349 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2021-05-01 08:02:31,349 INFO L428 AbstractCegarLoop]: === Iteration 47 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:02:31,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:02:31,350 INFO L82 PathProgramCache]: Analyzing trace with hash 507815741, now seen corresponding path program 44 times [2021-05-01 08:02:31,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:02:31,350 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637435505] [2021-05-01 08:02:31,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:02:31,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 76.9 percent of original size [2021-05-01 08:02:31,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 08:02:31,404 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~x~0_1355 50000) InVars {main_~x~0=v_main_~x~0_1355} OutVars{main_~x~0=v_main_~x~0_1355} AuxVars[] AssignedVars[] [2021-05-01 08:02:31,405 WARN L240 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size [2021-05-01 08:02:31,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,481 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,508 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,536 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:31,537 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 08:02:31,539 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:31,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,600 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,624 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,624 WARN L245 tifierPushTermWalker]: treesize reduction 4, result has 92.2 percent of original size 47 [2021-05-01 08:02:31,832 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 08:02:31,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 08:02:31,835 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 08:02:31,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:31,856 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1357 1000000) (<= 50000 v_main_~x~0_1357)) InVars {main_~x~0=v_main_~x~0_1357} OutVars{main_~x~0=v_main_~x~0_1357} AuxVars[] AssignedVars[] [2021-05-01 08:02:31,858 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 08:02:31,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,952 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,964 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,965 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,966 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 08:02:31,966 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,969 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:31,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,016 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:32,019 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:32,020 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 08:02:32,020 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 08:02:32,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,042 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 08:02:32,044 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:32,066 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,113 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,137 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,160 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,183 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 08:02:32,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,208 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 08:02:32,530 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-01 08:02:32,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 08:02:32,532 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 08:02:32,533 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-05-01 08:02:32,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:32,544 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 50000 v_main_~x~0_1359) (< v_main_~x~0_1359 999998)) InVars {main_~x~0=v_main_~x~0_1359} OutVars{main_~x~0=v_main_~x~0_1359} AuxVars[] AssignedVars[] [2021-05-01 08:02:32,546 WARN L240 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size [2021-05-01 08:02:32,570 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,617 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,652 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,653 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,653 INFO L732 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2021-05-01 08:02:32,654 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,655 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,658 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:32,659 INFO L108 tifierPushTermWalker]: treesize reduction 6, result has 14.3 percent of original size [2021-05-01 08:02:32,681 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,705 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:32,705 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 08:02:32,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,732 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-05-01 08:02:32,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,760 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:32,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,809 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,833 INFO L108 tifierPushTermWalker]: treesize reduction 12, result has 7.7 percent of original size [2021-05-01 08:02:32,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,880 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:32,902 WARN L245 tifierPushTermWalker]: treesize reduction 6, result has 93.3 percent of original size 83 [2021-05-01 08:02:33,222 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-05-01 08:02:33,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-05-01 08:02:33,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,225 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-05-01 08:02:33,225 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~x~0_1361 999999) (< v_main_~x~0_1361 50000)) InVars {main_~x~0=v_main_~x~0_1361} OutVars{main_~x~0=v_main_~x~0_1361} AuxVars[] AssignedVars[] [2021-05-01 08:02:33,226 WARN L240 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size [2021-05-01 08:02:33,252 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,287 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,312 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,313 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,363 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:33,364 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 08:02:33,366 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:02:33,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,422 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,450 WARN L245 tifierPushTermWalker]: treesize reduction 25, result has 65.3 percent of original size 47 [2021-05-01 08:02:33,679 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2021-05-01 08:02:33,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-05-01 08:02:33,680 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-05-01 08:02:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:02:33,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:02:33,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:02:33,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-05-01 08:02:33,828 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2021-05-01 08:02:33,829 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-05-01 08:02:33,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 08:02:34,036 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-05-01 08:02:34,037 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-05-01 08:02:34,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:02:34,224 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-05-01 08:02:34,225 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:34,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:34,366 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:34,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:34,508 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:34,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:34,679 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:34,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:34,834 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:34,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:34,998 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:34,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:35,208 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:35,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:35,399 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:35,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:35,609 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:35,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:35,851 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:35,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:36,092 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:36,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:36,332 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:36,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:36,591 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:36,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:36,873 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:36,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:02:37,165 INFO L142 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-05-01 08:02:37,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7