/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/string_concat-noarr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 07:10:01,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 07:10:01,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 07:10:01,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-01 07:10:01,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 07:10:01,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 07:10:01,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 07:10:01,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 07:10:01,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 07:10:01,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 07:10:01,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 07:10:01,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 07:10:01,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 07:10:01,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 07:10:01,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 07:10:01,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 07:10:01,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-01 07:10:01,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 07:10:01,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 07:10:01,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 07:10:01,621 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 07:10:01,628 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 07:10:01,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 07:10:01,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 07:10:01,630 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 07:10:01,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 07:10:01,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 07:10:01,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 07:10:01,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 07:10:01,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 07:10:01,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 07:10:01,631 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 07:10:01,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 07:10:01,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 07:10:01,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 07:10:01,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 07:10:01,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 07:10:01,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 07:10:01,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 07:10:01,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 07:10:01,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 07:10:01,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-01 07:10:01,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-01 07:10:01,632 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-01 07:10:01,633 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 07:10:01,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 07:10:01,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 07:10:01,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 07:10:01,924 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 07:10:01,924 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 07:10:01,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/string_concat-noarr.i [2021-05-01 07:10:01,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fe7113e4/bf33939af28c4cfaae5124a766dc0b5f/FLAGa9a360767 [2021-05-01 07:10:02,324 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 07:10:02,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr.i [2021-05-01 07:10:02,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fe7113e4/bf33939af28c4cfaae5124a766dc0b5f/FLAGa9a360767 [2021-05-01 07:10:02,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fe7113e4/bf33939af28c4cfaae5124a766dc0b5f [2021-05-01 07:10:02,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 07:10:02,349 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-01 07:10:02,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 07:10:02,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 07:10:02,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 07:10:02,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f17df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02, skipping insertion in model container [2021-05-01 07:10:02,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 07:10:02,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 07:10:02,510 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr.i[893,906] [2021-05-01 07:10:02,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 07:10:02,529 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 07:10:02,564 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr.i[893,906] [2021-05-01 07:10:02,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 07:10:02,578 INFO L208 MainTranslator]: Completed translation [2021-05-01 07:10:02,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02 WrapperNode [2021-05-01 07:10:02,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 07:10:02,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 07:10:02,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 07:10:02,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 07:10:02,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (1/1) ... [2021-05-01 07:10:02,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 07:10:02,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 07:10:02,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 07:10:02,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 07:10:02,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (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 07:10:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 07:10:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 07:10:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 07:10:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-01 07:10:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 07:10:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 07:10:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-01 07:10:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 07:10:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-05-01 07:10:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-05-01 07:10:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 07:10:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 07:10:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-01 07:10:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 07:10:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-01 07:10:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 07:10:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 07:10:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 07:10:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 07:10:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 07:10:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 07:10:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 07:10:03,123 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 07:10:03,123 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-05-01 07:10:03,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 07:10:03 BoogieIcfgContainer [2021-05-01 07:10:03,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 07:10:03,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-01 07:10:03,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-01 07:10:03,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-01 07:10:03,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.05 07:10:02" (1/3) ... [2021-05-01 07:10:03,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594d04b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 07:10:03, skipping insertion in model container [2021-05-01 07:10:03,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:10:02" (2/3) ... [2021-05-01 07:10:03,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594d04b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 07:10:03, skipping insertion in model container [2021-05-01 07:10:03,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 07:10:03" (3/3) ... [2021-05-01 07:10:03,129 INFO L111 eAbstractionObserver]: Analyzing ICFG string_concat-noarr.i [2021-05-01 07:10:03,133 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-01 07:10:03,135 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-01 07:10:03,147 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-01 07:10:03,160 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-01 07:10:03,160 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-01 07:10:03,160 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-01 07:10:03,160 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-01 07:10:03,160 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-01 07:10:03,161 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-01 07:10:03,161 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-01 07:10:03,161 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-01 07:10:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 26 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 19 states have internal predecessors, (26), 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 07:10:03,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-01 07:10:03,174 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:03,175 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:03,175 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:03,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:03,178 INFO L82 PathProgramCache]: Analyzing trace with hash -623416428, now seen corresponding path program 1 times [2021-05-01 07:10:03,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:03,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [944174342] [2021-05-01 07:10:03,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:03,236 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 07:10:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:03,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:03,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:03,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:03,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:03,389 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 07:10:03,391 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:03,391 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [944174342] [2021-05-01 07:10:03,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [944174342] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:03,392 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:03,392 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-01 07:10:03,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561742741] [2021-05-01 07:10:03,395 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-01 07:10:03,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:03,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-01 07:10:03,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 07:10:03,405 INFO L87 Difference]: Start difference. First operand has 26 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 19 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:03,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:03,455 INFO L93 Difference]: Finished difference Result 43 states and 54 transitions. [2021-05-01 07:10:03,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-01 07:10:03,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-05-01 07:10:03,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:03,462 INFO L225 Difference]: With dead ends: 43 [2021-05-01 07:10:03,462 INFO L226 Difference]: Without dead ends: 18 [2021-05-01 07:10:03,465 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 07:10:03,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-05-01 07:10:03,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-05-01 07:10:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2021-05-01 07:10:03,493 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 15 [2021-05-01 07:10:03,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:03,493 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-05-01 07:10:03,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:03,493 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-05-01 07:10:03,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-05-01 07:10:03,494 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:03,494 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:03,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-01 07:10:03,495 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:03,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:03,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1308012743, now seen corresponding path program 1 times [2021-05-01 07:10:03,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:03,496 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [747560135] [2021-05-01 07:10:03,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:03,508 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 07:10:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:03,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:03,589 INFO L142 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-05-01 07:10:03,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:03,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:03,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:03,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:03,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:03,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:03,646 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 07:10:03,648 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:03,648 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [747560135] [2021-05-01 07:10:03,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [747560135] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:03,649 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:03,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-01 07:10:03,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422053325] [2021-05-01 07:10:03,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-01 07:10:03,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:03,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-01 07:10:03,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-01 07:10:03,652 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:03,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:03,800 INFO L93 Difference]: Finished difference Result 29 states and 31 transitions. [2021-05-01 07:10:03,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-01 07:10:03,801 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2021-05-01 07:10:03,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:03,801 INFO L225 Difference]: With dead ends: 29 [2021-05-01 07:10:03,802 INFO L226 Difference]: Without dead ends: 23 [2021-05-01 07:10:03,803 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 105.0ms TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-05-01 07:10:03,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-05-01 07:10:03,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2021-05-01 07:10:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 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 07:10:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2021-05-01 07:10:03,816 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 17 [2021-05-01 07:10:03,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:03,821 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2021-05-01 07:10:03,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2021-05-01 07:10:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-01 07:10:03,822 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:03,822 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:03,822 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-01 07:10:03,822 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:03,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:03,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1066675892, now seen corresponding path program 1 times [2021-05-01 07:10:03,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:03,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [616043921] [2021-05-01 07:10:03,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:03,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:03,856 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_14 1000000) (not (= |v_main_#t~nondet5_7| 0)) (<= |v_main_#t~nondet5_7| 2147483647) (<= 0 (+ |v_main_#t~nondet5_7| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_7|, main_~i~0=v_main_~i~0_14} OutVars{main_#t~nondet5=|v_main_#t~nondet5_7|, main_~i~0=v_main_~i~0_14} AuxVars[] AssignedVars[] [2021-05-01 07:10:03,867 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:03,877 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,880 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,927 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,929 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,930 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,944 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:03,948 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:03,951 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,952 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:03,954 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:03,958 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,961 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,963 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,966 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,968 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,971 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,973 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,975 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,978 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,980 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:03,982 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:04,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:04,019 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:04,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:04,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:04,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:04,058 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:04,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:04,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:04,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:04,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:04,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,121 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 07:10:04,128 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:04,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:04,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:04,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:04,212 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:04,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:04,244 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:04,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:04,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:04,257 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:04,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,290 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:04,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [616043921] [2021-05-01 07:10:04,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [616043921] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:04,290 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:04,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 07:10:04,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812551182] [2021-05-01 07:10:04,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 07:10:04,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:04,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 07:10:04,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-01 07:10:04,291 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:04,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:04,613 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2021-05-01 07:10:04,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-01 07:10:04,613 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2021-05-01 07:10:04,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:04,614 INFO L225 Difference]: With dead ends: 40 [2021-05-01 07:10:04,614 INFO L226 Difference]: Without dead ends: 32 [2021-05-01 07:10:04,615 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 341.4ms TimeCoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2021-05-01 07:10:04,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-05-01 07:10:04,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 27. [2021-05-01 07:10:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 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 07:10:04,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2021-05-01 07:10:04,620 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 19 [2021-05-01 07:10:04,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:04,620 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2021-05-01 07:10:04,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:04,620 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2021-05-01 07:10:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-05-01 07:10:04,621 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:04,621 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:04,621 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-01 07:10:04,621 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:04,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:04,621 INFO L82 PathProgramCache]: Analyzing trace with hash 772441593, now seen corresponding path program 1 times [2021-05-01 07:10:04,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:04,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401735220] [2021-05-01 07:10:04,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:04,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:04,627 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_7| 2147483648)) (not (= |v_main_#t~nondet3_7| 0)) (<= |v_main_#t~nondet3_7| 2147483647) (< v_main_~i~0_18 1000000)) InVars {main_~i~0=v_main_~i~0_18, main_#t~nondet3=|v_main_#t~nondet3_7|} OutVars{main_~i~0=v_main_~i~0_18, main_#t~nondet3=|v_main_#t~nondet3_7|} AuxVars[] AssignedVars[] [2021-05-01 07:10:04,641 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:04,644 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,645 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,652 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,654 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,655 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:04,659 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:04,661 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,662 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:04,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,667 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,669 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,679 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,681 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,684 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,687 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,689 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:04,701 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,705 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,707 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,709 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,724 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,726 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,727 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:04,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:04,806 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:04,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:04,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:04,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:04,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:04,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:04,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,888 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 07:10:04,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:04,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:04,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:04,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:04,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:04,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:04,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:04,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:04,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:04,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:04,920 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:04,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401735220] [2021-05-01 07:10:04,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [401735220] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:04,920 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:04,920 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-01 07:10:04,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281469849] [2021-05-01 07:10:04,921 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-01 07:10:04,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:04,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-01 07:10:04,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-05-01 07:10:04,921 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 7 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 07:10:05,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:05,165 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2021-05-01 07:10:05,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-01 07:10:05,166 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 7 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2021-05-01 07:10:05,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:05,167 INFO L225 Difference]: With dead ends: 40 [2021-05-01 07:10:05,167 INFO L226 Difference]: Without dead ends: 34 [2021-05-01 07:10:05,167 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 201.9ms TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2021-05-01 07:10:05,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-05-01 07:10:05,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 27. [2021-05-01 07:10:05,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 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 07:10:05,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2021-05-01 07:10:05,172 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 21 [2021-05-01 07:10:05,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:05,172 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2021-05-01 07:10:05,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 7 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 07:10:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2021-05-01 07:10:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-05-01 07:10:05,173 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:05,173 INFO L519 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:05,173 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-01 07:10:05,173 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:05,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:05,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1683110550, now seen corresponding path program 2 times [2021-05-01 07:10:05,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:05,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1336261954] [2021-05-01 07:10:05,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:05,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:05,179 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_11| 2147483647) (< v_main_~i~0_22 1000000) (<= 0 (+ |v_main_#t~nondet5_11| 2147483648)) (not (= |v_main_#t~nondet5_11| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_11|, main_~i~0=v_main_~i~0_22} OutVars{main_#t~nondet5=|v_main_#t~nondet5_11|, main_~i~0=v_main_~i~0_22} AuxVars[] AssignedVars[] [2021-05-01 07:10:05,184 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:05,186 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,187 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,193 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:05,197 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:05,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,200 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:05,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,204 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:05,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,209 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,213 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,215 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,217 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,220 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,225 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,233 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,235 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,237 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,240 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,242 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,246 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,248 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,272 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:05,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:05,301 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:05,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:05,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:05,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:05,341 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:05,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:05,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:05,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:05,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:05,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:05,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:05,384 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 07:10:05,387 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:05,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:05,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:05,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:05,459 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:05,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:05,498 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:05,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:05,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:05,502 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:05,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:05,564 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:05,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:05,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:05,566 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:05,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:05,605 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:05,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:05,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:05,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:05,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:05,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:05,628 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:05,628 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1336261954] [2021-05-01 07:10:05,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1336261954] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:05,628 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:05,628 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-05-01 07:10:05,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396344470] [2021-05-01 07:10:05,629 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-01 07:10:05,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:05,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-01 07:10:05,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2021-05-01 07:10:05,629 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:06,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:06,023 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2021-05-01 07:10:06,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 07:10:06,024 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2021-05-01 07:10:06,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:06,024 INFO L225 Difference]: With dead ends: 46 [2021-05-01 07:10:06,024 INFO L226 Difference]: Without dead ends: 38 [2021-05-01 07:10:06,025 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 489.6ms TimeCoverageRelationStatistics Valid=146, Invalid=610, Unknown=0, NotChecked=0, Total=756 [2021-05-01 07:10:06,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-05-01 07:10:06,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 31. [2021-05-01 07:10:06,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 26 states have internal predecessors, (29), 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 07:10:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2021-05-01 07:10:06,030 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 33 transitions. Word has length 23 [2021-05-01 07:10:06,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:06,031 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 33 transitions. [2021-05-01 07:10:06,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2021-05-01 07:10:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-05-01 07:10:06,031 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:06,031 INFO L519 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:06,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-01 07:10:06,031 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:06,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:06,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1071467148, now seen corresponding path program 2 times [2021-05-01 07:10:06,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:06,032 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152773972] [2021-05-01 07:10:06,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:06,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:06,041 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_28 1000000) (not (= |v_main_#t~nondet3_11| 0)) (<= 0 (+ |v_main_#t~nondet3_11| 2147483648)) (<= |v_main_#t~nondet3_11| 2147483647)) InVars {main_~i~0=v_main_~i~0_28, main_#t~nondet3=|v_main_#t~nondet3_11|} OutVars{main_~i~0=v_main_~i~0_28, main_#t~nondet3=|v_main_#t~nondet3_11|} AuxVars[] AssignedVars[] [2021-05-01 07:10:06,044 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:06,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,049 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,065 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,065 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,071 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:06,074 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,076 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:06,076 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:06,078 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:06,080 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,084 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,087 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,096 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,098 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,100 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:06,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:06,124 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:06,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:06,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:06,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:06,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,180 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 07:10:06,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:06,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:06,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:06,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:06,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:06,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:06,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:06,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,211 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:06,211 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152773972] [2021-05-01 07:10:06,211 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1152773972] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:06,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:06,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-05-01 07:10:06,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674147406] [2021-05-01 07:10:06,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-01 07:10:06,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:06,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-01 07:10:06,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-05-01 07:10:06,212 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. Second operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 8 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:06,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:06,461 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2021-05-01 07:10:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-01 07:10:06,461 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 8 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2021-05-01 07:10:06,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:06,462 INFO L225 Difference]: With dead ends: 49 [2021-05-01 07:10:06,462 INFO L226 Difference]: Without dead ends: 43 [2021-05-01 07:10:06,462 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 215.3ms TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2021-05-01 07:10:06,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-05-01 07:10:06,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 31. [2021-05-01 07:10:06,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 26 states have internal predecessors, (29), 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 07:10:06,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2021-05-01 07:10:06,468 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 33 transitions. Word has length 23 [2021-05-01 07:10:06,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:06,468 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 33 transitions. [2021-05-01 07:10:06,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 8 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:06,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2021-05-01 07:10:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-01 07:10:06,469 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:06,469 INFO L519 BasicCegarLoop]: trace histogram [4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:06,469 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-01 07:10:06,469 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:06,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:06,469 INFO L82 PathProgramCache]: Analyzing trace with hash 753725999, now seen corresponding path program 3 times [2021-05-01 07:10:06,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:06,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [999883160] [2021-05-01 07:10:06,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:06,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:06,474 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_32 1000000) (<= |v_main_#t~nondet3_15| 2147483647) (<= 0 (+ |v_main_#t~nondet3_15| 2147483648)) (not (= |v_main_#t~nondet3_15| 0))) InVars {main_~i~0=v_main_~i~0_32, main_#t~nondet3=|v_main_#t~nondet3_15|} OutVars{main_~i~0=v_main_~i~0_32, main_#t~nondet3=|v_main_#t~nondet3_15|} AuxVars[] AssignedVars[] [2021-05-01 07:10:06,477 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:06,479 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,479 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,481 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,484 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,487 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:06,491 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:06,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,493 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:06,495 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:06,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,507 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,509 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,513 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,520 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,522 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,528 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,530 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:06,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:06,552 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:06,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:06,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:06,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,621 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 07:10:06,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:06,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:06,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:06,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:06,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:06,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:06,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:06,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:06,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:06,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:06,655 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:06,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [999883160] [2021-05-01 07:10:06,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [999883160] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:06,655 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:06,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 07:10:06,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270724061] [2021-05-01 07:10:06,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 07:10:06,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:06,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 07:10:06,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-05-01 07:10:06,656 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. Second operand has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 9 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:07,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:07,015 INFO L93 Difference]: Finished difference Result 54 states and 59 transitions. [2021-05-01 07:10:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 07:10:07,016 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 9 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2021-05-01 07:10:07,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:07,017 INFO L225 Difference]: With dead ends: 54 [2021-05-01 07:10:07,017 INFO L226 Difference]: Without dead ends: 48 [2021-05-01 07:10:07,017 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 271.6ms TimeCoverageRelationStatistics Valid=139, Invalid=367, Unknown=0, NotChecked=0, Total=506 [2021-05-01 07:10:07,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-05-01 07:10:07,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 31. [2021-05-01 07:10:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 26 states have internal predecessors, (29), 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 07:10:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2021-05-01 07:10:07,023 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 33 transitions. Word has length 25 [2021-05-01 07:10:07,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:07,023 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 33 transitions. [2021-05-01 07:10:07,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 9 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2021-05-01 07:10:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-05-01 07:10:07,024 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:07,024 INFO L519 BasicCegarLoop]: trace histogram [6, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:07,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-01 07:10:07,024 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:07,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:07,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1894706912, now seen corresponding path program 3 times [2021-05-01 07:10:07,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:07,025 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [976004289] [2021-05-01 07:10:07,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:07,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:07,032 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_36 1000000) (not (= |v_main_#t~nondet5_17| 0)) (<= 0 (+ |v_main_#t~nondet5_17| 2147483648)) (<= |v_main_#t~nondet5_17| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_17|, main_~i~0=v_main_~i~0_36} OutVars{main_#t~nondet5=|v_main_#t~nondet5_17|, main_~i~0=v_main_~i~0_36} AuxVars[] AssignedVars[] [2021-05-01 07:10:07,037 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:07,040 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,040 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,046 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:07,049 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:07,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,051 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:07,053 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:07,058 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,065 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,081 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,084 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,088 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,090 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,092 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,095 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,100 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,102 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,106 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,108 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,110 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:07,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:07,152 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:07,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:07,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:07,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:07,188 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:07,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:07,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:07,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:07,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:07,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:07,219 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 07:10:07,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:07,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:07,285 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:07,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:07,311 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:07,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:07,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:07,320 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:07,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:07,359 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:07,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:07,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:07,361 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:07,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:07,395 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:07,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:07,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:07,397 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:07,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:07,435 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:07,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:07,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:07,443 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:07,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:07,480 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:07,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:07,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:07,484 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:07,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:07,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:07,505 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:07,505 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [976004289] [2021-05-01 07:10:07,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [976004289] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:07,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:07,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-01 07:10:07,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895094363] [2021-05-01 07:10:07,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-01 07:10:07,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:07,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-01 07:10:07,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2021-05-01 07:10:07,506 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. Second operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:08,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:08,018 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2021-05-01 07:10:08,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-01 07:10:08,018 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2021-05-01 07:10:08,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:08,019 INFO L225 Difference]: With dead ends: 54 [2021-05-01 07:10:08,019 INFO L226 Difference]: Without dead ends: 46 [2021-05-01 07:10:08,019 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 587.8ms TimeCoverageRelationStatistics Valid=200, Invalid=1060, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 07:10:08,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-05-01 07:10:08,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 35. [2021-05-01 07:10:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.1) internal successors, (33), 30 states have internal predecessors, (33), 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 07:10:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2021-05-01 07:10:08,025 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 27 [2021-05-01 07:10:08,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:08,025 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2021-05-01 07:10:08,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2021-05-01 07:10:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-05-01 07:10:08,025 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:08,026 INFO L519 BasicCegarLoop]: trace histogram [5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:08,026 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-01 07:10:08,026 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:08,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:08,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1877283798, now seen corresponding path program 4 times [2021-05-01 07:10:08,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:08,026 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [571293583] [2021-05-01 07:10:08,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:08,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:08,048 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_19| 0)) (<= |v_main_#t~nondet3_19| 2147483647) (< v_main_~i~0_44 1000000) (<= 0 (+ |v_main_#t~nondet3_19| 2147483648))) InVars {main_~i~0=v_main_~i~0_44, main_#t~nondet3=|v_main_#t~nondet3_19|} OutVars{main_~i~0=v_main_~i~0_44, main_#t~nondet3=|v_main_#t~nondet3_19|} AuxVars[] AssignedVars[] [2021-05-01 07:10:08,050 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:08,051 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,051 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,053 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,055 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,056 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:08,058 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:08,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,060 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:08,062 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,064 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,066 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,073 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,074 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,076 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:08,077 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,081 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,084 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,087 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,092 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,094 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,094 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:08,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:08,116 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:08,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:08,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:08,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:08,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,175 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 07:10:08,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:08,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:08,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:08,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:08,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:08,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:08,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:08,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,209 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:08,209 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [571293583] [2021-05-01 07:10:08,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [571293583] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:08,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:08,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-05-01 07:10:08,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273249000] [2021-05-01 07:10:08,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-01 07:10:08,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:08,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-01 07:10:08,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-05-01 07:10:08,210 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 10 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:08,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:08,559 INFO L93 Difference]: Finished difference Result 63 states and 69 transitions. [2021-05-01 07:10:08,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-01 07:10:08,559 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 10 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2021-05-01 07:10:08,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:08,560 INFO L225 Difference]: With dead ends: 63 [2021-05-01 07:10:08,560 INFO L226 Difference]: Without dead ends: 57 [2021-05-01 07:10:08,560 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 300.5ms TimeCoverageRelationStatistics Valid=181, Invalid=469, Unknown=0, NotChecked=0, Total=650 [2021-05-01 07:10:08,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-05-01 07:10:08,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 35. [2021-05-01 07:10:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.1) internal successors, (33), 30 states have internal predecessors, (33), 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 07:10:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2021-05-01 07:10:08,565 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 27 [2021-05-01 07:10:08,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:08,566 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2021-05-01 07:10:08,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 10 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2021-05-01 07:10:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-05-01 07:10:08,566 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:08,566 INFO L519 BasicCegarLoop]: trace histogram [6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:08,566 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-01 07:10:08,566 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:08,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:08,567 INFO L82 PathProgramCache]: Analyzing trace with hash -541961371, now seen corresponding path program 5 times [2021-05-01 07:10:08,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:08,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420427975] [2021-05-01 07:10:08,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:08,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:08,576 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_48 1000000) (not (= |v_main_#t~nondet3_23| 0)) (<= |v_main_#t~nondet3_23| 2147483647) (<= 0 (+ |v_main_#t~nondet3_23| 2147483648))) InVars {main_~i~0=v_main_~i~0_48, main_#t~nondet3=|v_main_#t~nondet3_23|} OutVars{main_~i~0=v_main_~i~0_48, main_#t~nondet3=|v_main_#t~nondet3_23|} AuxVars[] AssignedVars[] [2021-05-01 07:10:08,578 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:08,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,585 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,590 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,595 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,596 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,596 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,598 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,600 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,600 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:08,602 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:08,604 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,604 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:08,606 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:08,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,610 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,611 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,612 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,614 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,615 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,617 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,619 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,621 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,621 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:08,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:08,643 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:08,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:08,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:08,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:08,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,720 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 07:10:08,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:08,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:08,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:08,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:08,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:08,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:08,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:08,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:08,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:08,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:08,754 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:08,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420427975] [2021-05-01 07:10:08,755 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1420427975] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:08,755 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:08,755 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-05-01 07:10:08,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061827015] [2021-05-01 07:10:08,755 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-01 07:10:08,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:08,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-01 07:10:08,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-05-01 07:10:08,756 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 11 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:09,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:09,177 INFO L93 Difference]: Finished difference Result 68 states and 75 transitions. [2021-05-01 07:10:09,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-01 07:10:09,177 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 11 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2021-05-01 07:10:09,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:09,178 INFO L225 Difference]: With dead ends: 68 [2021-05-01 07:10:09,178 INFO L226 Difference]: Without dead ends: 62 [2021-05-01 07:10:09,178 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 367.0ms TimeCoverageRelationStatistics Valid=229, Invalid=583, Unknown=0, NotChecked=0, Total=812 [2021-05-01 07:10:09,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-05-01 07:10:09,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 35. [2021-05-01 07:10:09,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.1) internal successors, (33), 30 states have internal predecessors, (33), 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 07:10:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2021-05-01 07:10:09,186 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 29 [2021-05-01 07:10:09,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:09,186 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2021-05-01 07:10:09,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 11 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:09,186 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2021-05-01 07:10:09,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-01 07:10:09,186 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:09,187 INFO L519 BasicCegarLoop]: trace histogram [8, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:09,187 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-01 07:10:09,187 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:09,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:09,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1138463190, now seen corresponding path program 4 times [2021-05-01 07:10:09,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:09,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2147351735] [2021-05-01 07:10:09,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:09,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:09,199 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet5_25| 2147483648)) (not (= |v_main_#t~nondet5_25| 0)) (< v_main_~i~0_52 1000000) (<= |v_main_#t~nondet5_25| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_25|, main_~i~0=v_main_~i~0_52} OutVars{main_#t~nondet5=|v_main_#t~nondet5_25|, main_~i~0=v_main_~i~0_52} AuxVars[] AssignedVars[] [2021-05-01 07:10:09,202 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:09,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,212 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,225 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,231 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,231 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,233 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,236 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,236 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:09,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,241 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:09,241 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:09,243 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,245 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,254 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,265 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:09,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,268 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:09,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:10:09,294 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:09,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:09,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:09,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:09,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:09,322 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:09,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:09,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:09,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:09,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:09,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:09,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:09,352 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 07:10:09,354 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:10:09,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:09,404 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:09,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:09,432 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:10:09,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,434 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.0 percent of original size 21 [2021-05-01 07:10:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:09,465 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:09,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,467 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:09,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:09,495 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:09,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,496 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:09,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:09,530 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:09,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,532 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:09,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:09,564 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:09,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:09,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:09,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:09,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:09,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:09,656 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:09,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:09,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:09,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:09,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:09,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:09,683 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:09,683 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2147351735] [2021-05-01 07:10:09,683 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2147351735] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:09,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:09,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-05-01 07:10:09,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116756133] [2021-05-01 07:10:09,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-01 07:10:09,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:09,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-01 07:10:09,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2021-05-01 07:10:09,685 INFO L87 Difference]: Start difference. First operand 35 states and 37 transitions. Second operand has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:10,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:10,412 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2021-05-01 07:10:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-01 07:10:10,413 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2021-05-01 07:10:10,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:10,414 INFO L225 Difference]: With dead ends: 62 [2021-05-01 07:10:10,415 INFO L226 Difference]: Without dead ends: 54 [2021-05-01 07:10:10,415 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 462 ImplicationChecksByTransitivity, 811.6ms TimeCoverageRelationStatistics Valid=254, Invalid=1638, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 07:10:10,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-05-01 07:10:10,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 39. [2021-05-01 07:10:10,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.088235294117647) internal successors, (37), 34 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2021-05-01 07:10:10,427 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 31 [2021-05-01 07:10:10,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:10,428 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2021-05-01 07:10:10,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2021-05-01 07:10:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-01 07:10:10,428 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:10,428 INFO L519 BasicCegarLoop]: trace histogram [7, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:10,429 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-05-01 07:10:10,429 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:10,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:10,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1492330528, now seen corresponding path program 6 times [2021-05-01 07:10:10,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:10,430 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445481081] [2021-05-01 07:10:10,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:10,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:10,436 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_27| 2147483648)) (not (= |v_main_#t~nondet3_27| 0)) (<= |v_main_#t~nondet3_27| 2147483647) (< v_main_~i~0_62 1000000)) InVars {main_~i~0=v_main_~i~0_62, main_#t~nondet3=|v_main_#t~nondet3_27|} OutVars{main_~i~0=v_main_~i~0_62, main_#t~nondet3=|v_main_#t~nondet3_27|} AuxVars[] AssignedVars[] [2021-05-01 07:10:10,438 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:10,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,445 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,447 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,456 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,457 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,461 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:10,463 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:10,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,465 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:10,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,470 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,473 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:10,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,481 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,487 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:10,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:10,509 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:10,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:10,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:10,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:10,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:10,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:10,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:10,577 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 07:10:10,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:10,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:10,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:10,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:10,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:10,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:10,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:10,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:10,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:10,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:10,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:10,608 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:10,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445481081] [2021-05-01 07:10:10,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [445481081] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:10,608 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:10,608 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-05-01 07:10:10,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043614445] [2021-05-01 07:10:10,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-01 07:10:10,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:10,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-01 07:10:10,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-05-01 07:10:10,609 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 12 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:11,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:11,099 INFO L93 Difference]: Finished difference Result 77 states and 85 transitions. [2021-05-01 07:10:11,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-01 07:10:11,100 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 12 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2021-05-01 07:10:11,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:11,101 INFO L225 Difference]: With dead ends: 77 [2021-05-01 07:10:11,101 INFO L226 Difference]: Without dead ends: 71 [2021-05-01 07:10:11,101 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 402.9ms TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2021-05-01 07:10:11,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-05-01 07:10:11,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 39. [2021-05-01 07:10:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.088235294117647) internal successors, (37), 34 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2021-05-01 07:10:11,118 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 31 [2021-05-01 07:10:11,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:11,118 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2021-05-01 07:10:11,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 12 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2021-05-01 07:10:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-05-01 07:10:11,119 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:11,119 INFO L519 BasicCegarLoop]: trace histogram [8, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:11,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-01 07:10:11,121 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:11,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:11,121 INFO L82 PathProgramCache]: Analyzing trace with hash 30943643, now seen corresponding path program 7 times [2021-05-01 07:10:11,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:11,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [44659033] [2021-05-01 07:10:11,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:11,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:11,125 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_31| 0)) (< v_main_~i~0_66 1000000) (<= |v_main_#t~nondet3_31| 2147483647) (<= 0 (+ |v_main_#t~nondet3_31| 2147483648))) InVars {main_~i~0=v_main_~i~0_66, main_#t~nondet3=|v_main_#t~nondet3_31|} OutVars{main_~i~0=v_main_~i~0_66, main_#t~nondet3=|v_main_#t~nondet3_31|} AuxVars[] AssignedVars[] [2021-05-01 07:10:11,127 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:11,128 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,128 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,132 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,136 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:11,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,140 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:11,141 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:11,143 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,144 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:11,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,148 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,156 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,160 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,162 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,163 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,166 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,172 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,173 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:11,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:11,195 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:11,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:11,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:11,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:11,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,296 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 07:10:11,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:11,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:11,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:11,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:11,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:11,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:11,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:11,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,335 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:11,336 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [44659033] [2021-05-01 07:10:11,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [44659033] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:11,336 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:11,336 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-05-01 07:10:11,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157032330] [2021-05-01 07:10:11,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-01 07:10:11,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:11,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-01 07:10:11,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-05-01 07:10:11,337 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 13 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:11,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:11,829 INFO L93 Difference]: Finished difference Result 82 states and 91 transitions. [2021-05-01 07:10:11,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-01 07:10:11,830 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 13 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 33 [2021-05-01 07:10:11,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:11,830 INFO L225 Difference]: With dead ends: 82 [2021-05-01 07:10:11,830 INFO L226 Difference]: Without dead ends: 76 [2021-05-01 07:10:11,831 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 426.2ms TimeCoverageRelationStatistics Valid=343, Invalid=847, Unknown=0, NotChecked=0, Total=1190 [2021-05-01 07:10:11,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-05-01 07:10:11,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 39. [2021-05-01 07:10:11,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.088235294117647) internal successors, (37), 34 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:11,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2021-05-01 07:10:11,840 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 33 [2021-05-01 07:10:11,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:11,840 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2021-05-01 07:10:11,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 13 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:11,840 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2021-05-01 07:10:11,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-05-01 07:10:11,841 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:11,841 INFO L519 BasicCegarLoop]: trace histogram [10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:11,841 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-05-01 07:10:11,841 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:11,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1721055348, now seen corresponding path program 5 times [2021-05-01 07:10:11,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:11,841 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [429645726] [2021-05-01 07:10:11,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:11,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:11,850 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet5_35| 2147483648)) (not (= |v_main_#t~nondet5_35| 0)) (<= |v_main_#t~nondet5_35| 2147483647) (< v_main_~i~0_70 1000000)) InVars {main_#t~nondet5=|v_main_#t~nondet5_35|, main_~i~0=v_main_~i~0_70} OutVars{main_#t~nondet5=|v_main_#t~nondet5_35|, main_~i~0=v_main_~i~0_70} AuxVars[] AssignedVars[] [2021-05-01 07:10:11,854 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:11,857 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,860 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,864 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,867 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,869 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,874 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,879 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,880 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,885 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:11,888 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:11,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,891 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:11,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,908 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,912 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:11,913 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:11,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:10:11,940 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:11,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:11,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:11,972 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:11,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:11,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:11,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:11,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:11,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:11,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:12,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:12,001 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 07:10:12,003 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:10:12,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:12,055 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:12,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:12,076 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:10:12,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,078 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:12,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,104 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,105 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:12,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,133 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,138 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:12,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,173 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,176 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:12,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,226 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:12,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,275 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,280 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:12,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,325 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:12,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:12,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:12,424 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:12,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:12,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:12,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:12,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:12,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:12,453 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:12,453 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [429645726] [2021-05-01 07:10:12,453 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [429645726] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:12,453 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:12,453 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-01 07:10:12,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201496233] [2021-05-01 07:10:12,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-01 07:10:12,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:12,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-01 07:10:12,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=652, Unknown=0, NotChecked=0, Total=756 [2021-05-01 07:10:12,454 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand has 27 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:12,831 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-01 07:10:13,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:13,427 INFO L93 Difference]: Finished difference Result 70 states and 74 transitions. [2021-05-01 07:10:13,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 07:10:13,427 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-05-01 07:10:13,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:13,428 INFO L225 Difference]: With dead ends: 70 [2021-05-01 07:10:13,428 INFO L226 Difference]: Without dead ends: 62 [2021-05-01 07:10:13,429 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 1148.8ms TimeCoverageRelationStatistics Valid=308, Invalid=2344, Unknown=0, NotChecked=0, Total=2652 [2021-05-01 07:10:13,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-05-01 07:10:13,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 43. [2021-05-01 07:10:13,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 38 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 07:10:13,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2021-05-01 07:10:13,439 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 35 [2021-05-01 07:10:13,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:13,439 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2021-05-01 07:10:13,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:13,439 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2021-05-01 07:10:13,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-05-01 07:10:13,440 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:13,440 INFO L519 BasicCegarLoop]: trace histogram [9, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:13,440 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-05-01 07:10:13,440 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:13,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:13,442 INFO L82 PathProgramCache]: Analyzing trace with hash -686425962, now seen corresponding path program 8 times [2021-05-01 07:10:13,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:13,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1930055817] [2021-05-01 07:10:13,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:13,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:13,449 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_35| 2147483647) (<= 0 (+ |v_main_#t~nondet3_35| 2147483648)) (not (= |v_main_#t~nondet3_35| 0)) (< v_main_~i~0_82 1000000)) InVars {main_~i~0=v_main_~i~0_82, main_#t~nondet3=|v_main_#t~nondet3_35|} OutVars{main_~i~0=v_main_~i~0_82, main_#t~nondet3=|v_main_#t~nondet3_35|} AuxVars[] AssignedVars[] [2021-05-01 07:10:13,450 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:13,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,464 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,468 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,469 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,473 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:13,475 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:13,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,477 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:13,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,481 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,482 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,484 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,491 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,493 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:13,493 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:13,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:13,515 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:13,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:13,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:13,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:13,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:13,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:13,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:13,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:10:13,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:13,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:13,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:13,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:13,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:13,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:13,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:13,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:13,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:13,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:13,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:13,655 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:13,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1930055817] [2021-05-01 07:10:13,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1930055817] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:13,655 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:13,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-05-01 07:10:13,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749317029] [2021-05-01 07:10:13,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-01 07:10:13,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:13,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-01 07:10:13,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-05-01 07:10:13,656 INFO L87 Difference]: Start difference. First operand 43 states and 45 transitions. Second operand has 16 states, 16 states have (on average 1.9375) internal successors, (31), 14 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:14,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:14,289 INFO L93 Difference]: Finished difference Result 91 states and 101 transitions. [2021-05-01 07:10:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-01 07:10:14,289 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.9375) internal successors, (31), 14 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-05-01 07:10:14,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:14,290 INFO L225 Difference]: With dead ends: 91 [2021-05-01 07:10:14,290 INFO L226 Difference]: Without dead ends: 85 [2021-05-01 07:10:14,290 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 568.5ms TimeCoverageRelationStatistics Valid=409, Invalid=997, Unknown=0, NotChecked=0, Total=1406 [2021-05-01 07:10:14,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-05-01 07:10:14,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 43. [2021-05-01 07:10:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 38 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 07:10:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2021-05-01 07:10:14,302 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 35 [2021-05-01 07:10:14,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:14,302 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2021-05-01 07:10:14,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.9375) internal successors, (31), 14 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2021-05-01 07:10:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-01 07:10:14,302 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:14,302 INFO L519 BasicCegarLoop]: trace histogram [10, 9, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:14,302 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-01 07:10:14,302 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:14,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:14,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1411118289, now seen corresponding path program 9 times [2021-05-01 07:10:14,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:14,303 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [456935055] [2021-05-01 07:10:14,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:14,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:14,307 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_39| 0)) (<= |v_main_#t~nondet3_39| 2147483647) (<= 0 (+ |v_main_#t~nondet3_39| 2147483648)) (< v_main_~i~0_86 1000000)) InVars {main_~i~0=v_main_~i~0_86, main_#t~nondet3=|v_main_#t~nondet3_39|} OutVars{main_~i~0=v_main_~i~0_86, main_#t~nondet3=|v_main_#t~nondet3_39|} AuxVars[] AssignedVars[] [2021-05-01 07:10:14,308 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:14,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,328 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,329 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,331 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,333 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,334 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:14,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,338 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:14,338 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:14,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,342 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,351 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,355 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:14,356 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:14,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:14,378 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:14,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:14,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:14,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:14,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:14,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:14,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:14,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:10:14,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:14,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:14,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:14,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:14,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:14,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:14,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:14,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:14,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:14,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:14,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:14,531 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:14,531 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [456935055] [2021-05-01 07:10:14,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [456935055] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:14,531 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:14,531 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-05-01 07:10:14,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382574962] [2021-05-01 07:10:14,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-01 07:10:14,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:14,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-01 07:10:14,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2021-05-01 07:10:14,532 INFO L87 Difference]: Start difference. First operand 43 states and 45 transitions. Second operand has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 15 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 07:10:15,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:15,235 INFO L93 Difference]: Finished difference Result 96 states and 107 transitions. [2021-05-01 07:10:15,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 07:10:15,236 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 15 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2021-05-01 07:10:15,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:15,237 INFO L225 Difference]: With dead ends: 96 [2021-05-01 07:10:15,237 INFO L226 Difference]: Without dead ends: 90 [2021-05-01 07:10:15,238 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 605.6ms TimeCoverageRelationStatistics Valid=481, Invalid=1159, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 07:10:15,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-05-01 07:10:15,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 43. [2021-05-01 07:10:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 38 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 07:10:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2021-05-01 07:10:15,265 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 37 [2021-05-01 07:10:15,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:15,265 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2021-05-01 07:10:15,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 15 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 07:10:15,265 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2021-05-01 07:10:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-01 07:10:15,266 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:15,266 INFO L519 BasicCegarLoop]: trace histogram [12, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:15,266 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-05-01 07:10:15,266 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:15,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:15,266 INFO L82 PathProgramCache]: Analyzing trace with hash -2074332606, now seen corresponding path program 6 times [2021-05-01 07:10:15,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:15,266 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1584572110] [2021-05-01 07:10:15,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:15,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:15,310 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_47| 2147483647) (< v_main_~i~0_90 1000000) (<= 0 (+ |v_main_#t~nondet5_47| 2147483648)) (not (= |v_main_#t~nondet5_47| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_47|, main_~i~0=v_main_~i~0_90} OutVars{main_#t~nondet5=|v_main_#t~nondet5_47|, main_~i~0=v_main_~i~0_90} AuxVars[] AssignedVars[] [2021-05-01 07:10:15,314 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:15,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,350 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,363 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,368 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,371 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,374 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,375 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,375 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,382 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,383 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:15,386 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:15,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,390 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:15,392 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,395 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:15,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,399 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,407 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,412 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,418 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:15,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:15,452 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:15,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:15,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:15,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:15,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:15,503 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:15,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:15,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:15,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:15,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:15,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:15,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:15,538 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 07:10:15,540 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:15,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:15,604 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:15,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:15,625 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:15,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,637 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:15,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,672 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,673 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:15,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,702 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,712 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:15,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,752 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:15,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,790 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,791 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:15,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,826 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,828 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:15,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,864 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,866 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:15,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,906 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,909 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:15,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,950 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,952 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:15,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:15,996 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:15,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:15,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:15,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:15,997 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:16,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:16,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:16,055 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:16,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:16,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:16,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:16,057 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:16,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:16,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:16,083 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:16,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1584572110] [2021-05-01 07:10:16,084 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1584572110] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:16,084 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:16,084 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-05-01 07:10:16,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962452051] [2021-05-01 07:10:16,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-01 07:10:16,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:16,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-01 07:10:16,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=870, Unknown=0, NotChecked=0, Total=992 [2021-05-01 07:10:16,085 INFO L87 Difference]: Start difference. First operand 43 states and 45 transitions. Second operand has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 29 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 07:10:16,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:16,982 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2021-05-01 07:10:16,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 07:10:16,982 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 29 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2021-05-01 07:10:16,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:16,983 INFO L225 Difference]: With dead ends: 78 [2021-05-01 07:10:16,983 INFO L226 Difference]: Without dead ends: 70 [2021-05-01 07:10:16,984 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 926 ImplicationChecksByTransitivity, 1100.4ms TimeCoverageRelationStatistics Valid=362, Invalid=3178, Unknown=0, NotChecked=0, Total=3540 [2021-05-01 07:10:16,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-05-01 07:10:17,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 47. [2021-05-01 07:10:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 42 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 07:10:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2021-05-01 07:10:17,004 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 39 [2021-05-01 07:10:17,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:17,004 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2021-05-01 07:10:17,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 29 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 07:10:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2021-05-01 07:10:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-01 07:10:17,004 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:17,005 INFO L519 BasicCegarLoop]: trace histogram [11, 10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:17,005 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-05-01 07:10:17,005 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:17,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:17,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1483485620, now seen corresponding path program 10 times [2021-05-01 07:10:17,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:17,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [554209423] [2021-05-01 07:10:17,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:17,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:17,009 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_43| 2147483647) (<= 0 (+ |v_main_#t~nondet3_43| 2147483648)) (< v_main_~i~0_104 1000000) (not (= |v_main_#t~nondet3_43| 0))) InVars {main_~i~0=v_main_~i~0_104, main_#t~nondet3=|v_main_#t~nondet3_43|} OutVars{main_~i~0=v_main_~i~0_104, main_#t~nondet3=|v_main_#t~nondet3_43|} AuxVars[] AssignedVars[] [2021-05-01 07:10:17,013 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:17,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,017 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,019 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,021 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,029 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,032 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,032 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,046 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,049 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,049 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:17,052 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:17,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,054 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:17,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,062 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,064 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,066 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,070 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:17,074 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,074 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:17,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:17,102 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:17,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:17,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:17,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:17,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:17,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:17,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:17,215 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 07:10:17,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:17,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:17,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:17,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:17,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:17,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:17,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:17,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:17,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:17,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:17,258 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:17,258 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [554209423] [2021-05-01 07:10:17,258 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [554209423] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:17,258 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:17,258 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-05-01 07:10:17,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595630498] [2021-05-01 07:10:17,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-01 07:10:17,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:17,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-01 07:10:17,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2021-05-01 07:10:17,259 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand has 18 states, 18 states have (on average 1.9444444444444444) internal successors, (35), 16 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 07:10:17,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:17,949 INFO L93 Difference]: Finished difference Result 105 states and 117 transitions. [2021-05-01 07:10:17,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-01 07:10:17,949 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.9444444444444444) internal successors, (35), 16 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2021-05-01 07:10:17,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:17,950 INFO L225 Difference]: With dead ends: 105 [2021-05-01 07:10:17,950 INFO L226 Difference]: Without dead ends: 99 [2021-05-01 07:10:17,950 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 590.7ms TimeCoverageRelationStatistics Valid=559, Invalid=1333, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 07:10:17,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-05-01 07:10:17,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 47. [2021-05-01 07:10:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 42 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 07:10:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2021-05-01 07:10:17,967 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 39 [2021-05-01 07:10:17,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:17,967 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2021-05-01 07:10:17,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.9444444444444444) internal successors, (35), 16 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 07:10:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2021-05-01 07:10:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-05-01 07:10:17,967 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:17,967 INFO L519 BasicCegarLoop]: trace histogram [12, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:17,968 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-01 07:10:17,968 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:17,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:17,968 INFO L82 PathProgramCache]: Analyzing trace with hash -59034361, now seen corresponding path program 11 times [2021-05-01 07:10:17,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:17,968 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [553638931] [2021-05-01 07:10:17,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:17,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:17,971 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_108 1000000) (<= |v_main_#t~nondet3_47| 2147483647) (<= 0 (+ |v_main_#t~nondet3_47| 2147483648)) (not (= |v_main_#t~nondet3_47| 0))) InVars {main_~i~0=v_main_~i~0_108, main_#t~nondet3=|v_main_#t~nondet3_47|} OutVars{main_~i~0=v_main_~i~0_108, main_#t~nondet3=|v_main_#t~nondet3_47|} AuxVars[] AssignedVars[] [2021-05-01 07:10:17,974 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:17,977 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,979 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,981 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,987 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,992 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,992 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,996 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:17,996 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:17,998 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,000 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:18,000 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:18,002 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:18,003 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,005 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,013 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,016 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,017 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:18,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:18,038 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:18,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:18,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:18,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:18,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:18,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:18,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:18,152 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 07:10:18,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:18,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:18,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:18,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:18,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:18,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:18,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:18,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:18,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:18,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:18,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:18,188 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:18,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [553638931] [2021-05-01 07:10:18,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [553638931] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:18,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:18,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-01 07:10:18,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187757568] [2021-05-01 07:10:18,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-01 07:10:18,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:18,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-01 07:10:18,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2021-05-01 07:10:18,190 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 17 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 07:10:18,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:18,984 INFO L93 Difference]: Finished difference Result 110 states and 123 transitions. [2021-05-01 07:10:18,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 07:10:18,985 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 17 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 41 [2021-05-01 07:10:18,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:18,985 INFO L225 Difference]: With dead ends: 110 [2021-05-01 07:10:18,985 INFO L226 Difference]: Without dead ends: 104 [2021-05-01 07:10:18,986 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 486 ImplicationChecksByTransitivity, 676.1ms TimeCoverageRelationStatistics Valid=643, Invalid=1519, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 07:10:18,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-05-01 07:10:19,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 47. [2021-05-01 07:10:19,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 42 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 07:10:19,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2021-05-01 07:10:19,004 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 41 [2021-05-01 07:10:19,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:19,004 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2021-05-01 07:10:19,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 17 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 07:10:19,004 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2021-05-01 07:10:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 07:10:19,005 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:19,005 INFO L519 BasicCegarLoop]: trace histogram [14, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:19,005 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-05-01 07:10:19,005 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:19,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:19,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1854755320, now seen corresponding path program 7 times [2021-05-01 07:10:19,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:19,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [322370272] [2021-05-01 07:10:19,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:19,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:19,009 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_61| 2147483647) (<= 0 (+ |v_main_#t~nondet5_61| 2147483648)) (< v_main_~i~0_112 1000000) (not (= |v_main_#t~nondet5_61| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_61|, main_~i~0=v_main_~i~0_112} OutVars{main_#t~nondet5=|v_main_#t~nondet5_61|, main_~i~0=v_main_~i~0_112} AuxVars[] AssignedVars[] [2021-05-01 07:10:19,011 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:19,012 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,012 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,023 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,023 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:19,026 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:19,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,028 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:19,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,034 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:19,036 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,042 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,049 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,053 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,065 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,069 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:19,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:19,096 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:19,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:19,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:19,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:19,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:19,119 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:19,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:19,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:19,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:19,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:19,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:19,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:19,145 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 07:10:19,147 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:19,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:19,201 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:19,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:19,222 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:19,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,224 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:19,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,259 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:19,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,289 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,290 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,320 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,322 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,355 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,357 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,395 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,397 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,435 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:19,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,477 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,486 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,527 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,529 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,573 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,575 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,621 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,623 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,671 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,673 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:19,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:19,723 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:19,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:19,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:19,724 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:19,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:19,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:19,752 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:19,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [322370272] [2021-05-01 07:10:19,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [322370272] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:19,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:19,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-05-01 07:10:19,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094643906] [2021-05-01 07:10:19,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-01 07:10:19,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:19,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-01 07:10:19,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1120, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 07:10:19,753 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand has 35 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 33 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:20,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:20,856 INFO L93 Difference]: Finished difference Result 86 states and 90 transitions. [2021-05-01 07:10:20,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-01 07:10:20,856 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 33 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2021-05-01 07:10:20,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:20,857 INFO L225 Difference]: With dead ends: 86 [2021-05-01 07:10:20,857 INFO L226 Difference]: Without dead ends: 78 [2021-05-01 07:10:20,858 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1218 ImplicationChecksByTransitivity, 1341.6ms TimeCoverageRelationStatistics Valid=416, Invalid=4140, Unknown=0, NotChecked=0, Total=4556 [2021-05-01 07:10:20,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-05-01 07:10:20,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 51. [2021-05-01 07:10:20,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.065217391304348) internal successors, (49), 46 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 53 transitions. [2021-05-01 07:10:20,880 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 53 transitions. Word has length 43 [2021-05-01 07:10:20,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:20,880 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 53 transitions. [2021-05-01 07:10:20,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 33 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2021-05-01 07:10:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 07:10:20,881 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:20,881 INFO L519 BasicCegarLoop]: trace histogram [13, 12, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:20,881 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-05-01 07:10:20,881 INFO L428 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:20,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:20,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1255941886, now seen corresponding path program 12 times [2021-05-01 07:10:20,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:20,881 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1500351108] [2021-05-01 07:10:20,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:20,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:20,885 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_51| 0)) (<= 0 (+ |v_main_#t~nondet3_51| 2147483648)) (<= |v_main_#t~nondet3_51| 2147483647) (< v_main_~i~0_128 1000000)) InVars {main_~i~0=v_main_~i~0_128, main_#t~nondet3=|v_main_#t~nondet3_51|} OutVars{main_~i~0=v_main_~i~0_128, main_#t~nondet3=|v_main_#t~nondet3_51|} AuxVars[] AssignedVars[] [2021-05-01 07:10:20,887 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:20,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,891 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,904 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,905 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,909 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:20,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,913 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:20,913 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:20,915 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,917 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,926 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,929 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:20,930 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:20,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:20,966 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:20,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:20,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:20,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:20,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:20,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:20,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:20,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:20,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:21,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:21,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:21,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:21,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:21,109 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 07:10:21,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:21,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:21,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:21,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:21,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:21,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:21,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:21,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:21,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:21,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:21,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:21,156 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:21,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1500351108] [2021-05-01 07:10:21,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1500351108] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:21,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:21,157 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-05-01 07:10:21,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459472402] [2021-05-01 07:10:21,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-01 07:10:21,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:21,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-01 07:10:21,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2021-05-01 07:10:21,158 INFO L87 Difference]: Start difference. First operand 51 states and 53 transitions. Second operand has 20 states, 20 states have (on average 1.95) internal successors, (39), 18 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:22,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:22,084 INFO L93 Difference]: Finished difference Result 119 states and 133 transitions. [2021-05-01 07:10:22,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-01 07:10:22,085 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.95) internal successors, (39), 18 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2021-05-01 07:10:22,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:22,086 INFO L225 Difference]: With dead ends: 119 [2021-05-01 07:10:22,086 INFO L226 Difference]: Without dead ends: 113 [2021-05-01 07:10:22,086 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 790.7ms TimeCoverageRelationStatistics Valid=733, Invalid=1717, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 07:10:22,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-05-01 07:10:22,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 51. [2021-05-01 07:10:22,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.065217391304348) internal successors, (49), 46 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 53 transitions. [2021-05-01 07:10:22,114 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 53 transitions. Word has length 43 [2021-05-01 07:10:22,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:22,114 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 53 transitions. [2021-05-01 07:10:22,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.95) internal successors, (39), 18 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:22,114 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2021-05-01 07:10:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-01 07:10:22,114 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:22,114 INFO L519 BasicCegarLoop]: trace histogram [14, 13, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:22,115 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-05-01 07:10:22,115 INFO L428 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:22,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:22,115 INFO L82 PathProgramCache]: Analyzing trace with hash -432838083, now seen corresponding path program 13 times [2021-05-01 07:10:22,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:22,115 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [309752568] [2021-05-01 07:10:22,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:22,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:22,118 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_55| 0)) (<= |v_main_#t~nondet3_55| 2147483647) (<= 0 (+ |v_main_#t~nondet3_55| 2147483648)) (< v_main_~i~0_132 1000000)) InVars {main_~i~0=v_main_~i~0_132, main_#t~nondet3=|v_main_#t~nondet3_55|} OutVars{main_~i~0=v_main_~i~0_132, main_#t~nondet3=|v_main_#t~nondet3_55|} AuxVars[] AssignedVars[] [2021-05-01 07:10:22,120 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:22,121 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,122 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,126 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:22,130 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:22,132 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,132 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:22,134 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,136 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,139 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,141 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,144 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,147 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,149 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:22,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,160 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,162 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:22,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:22,184 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:22,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:22,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:22,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:22,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:22,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:22,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:22,372 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 07:10:22,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:22,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:22,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:22,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:22,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:22,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:22,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:22,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:22,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:22,419 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:22,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [309752568] [2021-05-01 07:10:22,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [309752568] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:22,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:22,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-05-01 07:10:22,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943212365] [2021-05-01 07:10:22,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-01 07:10:22,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:22,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-01 07:10:22,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2021-05-01 07:10:22,420 INFO L87 Difference]: Start difference. First operand 51 states and 53 transitions. Second operand has 21 states, 21 states have (on average 1.9523809523809523) internal successors, (41), 19 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:23,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:23,322 INFO L93 Difference]: Finished difference Result 124 states and 139 transitions. [2021-05-01 07:10:23,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-01 07:10:23,324 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.9523809523809523) internal successors, (41), 19 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 45 [2021-05-01 07:10:23,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:23,324 INFO L225 Difference]: With dead ends: 124 [2021-05-01 07:10:23,324 INFO L226 Difference]: Without dead ends: 118 [2021-05-01 07:10:23,325 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 856.6ms TimeCoverageRelationStatistics Valid=829, Invalid=1927, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 07:10:23,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-05-01 07:10:23,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 51. [2021-05-01 07:10:23,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.065217391304348) internal successors, (49), 46 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:23,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 53 transitions. [2021-05-01 07:10:23,351 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 53 transitions. Word has length 45 [2021-05-01 07:10:23,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:23,351 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 53 transitions. [2021-05-01 07:10:23,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.9523809523809523) internal successors, (41), 19 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2021-05-01 07:10:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-01 07:10:23,351 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:23,351 INFO L519 BasicCegarLoop]: trace histogram [16, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:23,352 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-05-01 07:10:23,352 INFO L428 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:23,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:23,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1759795538, now seen corresponding path program 8 times [2021-05-01 07:10:23,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:23,352 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [293572253] [2021-05-01 07:10:23,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:23,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:23,357 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_136 1000000) (<= |v_main_#t~nondet5_77| 2147483647) (not (= |v_main_#t~nondet5_77| 0)) (<= 0 (+ |v_main_#t~nondet5_77| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_77|, main_~i~0=v_main_~i~0_136} OutVars{main_#t~nondet5=|v_main_#t~nondet5_77|, main_~i~0=v_main_~i~0_136} AuxVars[] AssignedVars[] [2021-05-01 07:10:23,359 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:23,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,369 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,373 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,375 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,377 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,382 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,384 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,385 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,385 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,390 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:23,393 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:23,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,396 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:23,397 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:23,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,407 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,415 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,417 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:23,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:23,444 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:23,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:23,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:23,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:23,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:23,471 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:23,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:23,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:23,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:23,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:23,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:23,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:23,498 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 07:10:23,500 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:23,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:23,548 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:23,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:23,568 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:23,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,570 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:23,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,603 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,605 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:23,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,631 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,633 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:23,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,662 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,663 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:23,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,695 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,702 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:23,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,750 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,752 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:23,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,790 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,792 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:23,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,839 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,840 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:23,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,882 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:23,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,939 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:23,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:23,986 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:23,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:23,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:23,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:23,988 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:24,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:24,037 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:24,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:24,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:24,039 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:24,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:24,090 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:24,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:24,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:24,093 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:24,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:24,149 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:24,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:24,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:24,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:24,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:24,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:24,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:24,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:24,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:24,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:24,238 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:24,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [293572253] [2021-05-01 07:10:24,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [293572253] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:24,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:24,238 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-05-01 07:10:24,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463432547] [2021-05-01 07:10:24,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-01 07:10:24,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:24,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-01 07:10:24,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1402, Unknown=0, NotChecked=0, Total=1560 [2021-05-01 07:10:24,239 INFO L87 Difference]: Start difference. First operand 51 states and 53 transitions. Second operand has 39 states, 38 states have (on average 1.131578947368421) internal successors, (43), 37 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:25,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:25,496 INFO L93 Difference]: Finished difference Result 94 states and 98 transitions. [2021-05-01 07:10:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-01 07:10:25,497 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 38 states have (on average 1.131578947368421) internal successors, (43), 37 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 47 [2021-05-01 07:10:25,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:25,497 INFO L225 Difference]: With dead ends: 94 [2021-05-01 07:10:25,497 INFO L226 Difference]: Without dead ends: 86 [2021-05-01 07:10:25,499 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1550 ImplicationChecksByTransitivity, 1553.9ms TimeCoverageRelationStatistics Valid=470, Invalid=5230, Unknown=0, NotChecked=0, Total=5700 [2021-05-01 07:10:25,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-05-01 07:10:25,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 55. [2021-05-01 07:10:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 50 states have (on average 1.06) internal successors, (53), 50 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 07:10:25,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions. [2021-05-01 07:10:25,530 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 47 [2021-05-01 07:10:25,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:25,531 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 57 transitions. [2021-05-01 07:10:25,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 38 states have (on average 1.131578947368421) internal successors, (43), 37 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2021-05-01 07:10:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-01 07:10:25,531 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:25,531 INFO L519 BasicCegarLoop]: trace histogram [15, 14, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:25,531 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-05-01 07:10:25,531 INFO L428 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:25,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:25,532 INFO L82 PathProgramCache]: Analyzing trace with hash 295934136, now seen corresponding path program 14 times [2021-05-01 07:10:25,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:25,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003888455] [2021-05-01 07:10:25,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:25,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:25,535 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_154 1000000) (<= 0 (+ |v_main_#t~nondet3_59| 2147483648)) (not (= |v_main_#t~nondet3_59| 0)) (<= |v_main_#t~nondet3_59| 2147483647)) InVars {main_~i~0=v_main_~i~0_154, main_#t~nondet3=|v_main_#t~nondet3_59|} OutVars{main_~i~0=v_main_~i~0_154, main_#t~nondet3=|v_main_#t~nondet3_59|} AuxVars[] AssignedVars[] [2021-05-01 07:10:25,537 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:25,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,546 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,548 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,550 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,552 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,554 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,555 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,560 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,563 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:25,566 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:25,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,568 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:25,569 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:25,571 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,573 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,574 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,577 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,582 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,584 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,584 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:25,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:25,608 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:25,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:25,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:25,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:25,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:25,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:25,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:25,777 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 07:10:25,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:25,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:25,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:25,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:25,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:25,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:25,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:25,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:25,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:25,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:25,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:25,821 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:25,821 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003888455] [2021-05-01 07:10:25,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1003888455] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:25,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:25,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-05-01 07:10:25,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691134892] [2021-05-01 07:10:25,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-01 07:10:25,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:25,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-01 07:10:25,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=301, Unknown=0, NotChecked=0, Total=462 [2021-05-01 07:10:25,823 INFO L87 Difference]: Start difference. First operand 55 states and 57 transitions. Second operand has 22 states, 22 states have (on average 1.9545454545454546) internal successors, (43), 20 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:26,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:26,849 INFO L93 Difference]: Finished difference Result 133 states and 149 transitions. [2021-05-01 07:10:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-01 07:10:26,850 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.9545454545454546) internal successors, (43), 20 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 47 [2021-05-01 07:10:26,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:26,850 INFO L225 Difference]: With dead ends: 133 [2021-05-01 07:10:26,850 INFO L226 Difference]: Without dead ends: 127 [2021-05-01 07:10:26,851 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 720 ImplicationChecksByTransitivity, 913.9ms TimeCoverageRelationStatistics Valid=931, Invalid=2149, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 07:10:26,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-05-01 07:10:26,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 55. [2021-05-01 07:10:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 50 states have (on average 1.06) internal successors, (53), 50 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 07:10:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions. [2021-05-01 07:10:26,886 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 47 [2021-05-01 07:10:26,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:26,886 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 57 transitions. [2021-05-01 07:10:26,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.9545454545454546) internal successors, (43), 20 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2021-05-01 07:10:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-05-01 07:10:26,887 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:26,887 INFO L519 BasicCegarLoop]: trace histogram [16, 15, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:26,887 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-05-01 07:10:26,887 INFO L428 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:26,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:26,887 INFO L82 PathProgramCache]: Analyzing trace with hash 566367347, now seen corresponding path program 15 times [2021-05-01 07:10:26,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:26,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1260956943] [2021-05-01 07:10:26,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:26,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:26,890 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_158 1000000) (<= 0 (+ |v_main_#t~nondet3_63| 2147483648)) (<= |v_main_#t~nondet3_63| 2147483647) (not (= |v_main_#t~nondet3_63| 0))) InVars {main_~i~0=v_main_~i~0_158, main_#t~nondet3=|v_main_#t~nondet3_63|} OutVars{main_~i~0=v_main_~i~0_158, main_#t~nondet3=|v_main_#t~nondet3_63|} AuxVars[] AssignedVars[] [2021-05-01 07:10:26,892 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:26,893 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,894 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,896 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,898 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:26,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,902 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:26,903 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:26,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,914 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:26,916 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,920 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,926 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,931 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,932 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,933 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:26,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:26,955 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:26,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:26,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:26,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:26,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:26,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:26,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:26,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:26,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:26,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:27,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:27,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:27,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:27,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:27,109 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 07:10:27,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:27,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:27,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:27,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:27,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:27,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:27,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:27,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:27,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:27,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:27,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:27,152 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:27,152 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1260956943] [2021-05-01 07:10:27,152 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1260956943] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:27,152 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:27,152 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-05-01 07:10:27,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511959856] [2021-05-01 07:10:27,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-01 07:10:27,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:27,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-01 07:10:27,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=327, Unknown=0, NotChecked=0, Total=506 [2021-05-01 07:10:27,153 INFO L87 Difference]: Start difference. First operand 55 states and 57 transitions. Second operand has 23 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 21 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 07:10:28,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:28,214 INFO L93 Difference]: Finished difference Result 138 states and 155 transitions. [2021-05-01 07:10:28,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-01 07:10:28,214 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 21 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2021-05-01 07:10:28,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:28,215 INFO L225 Difference]: With dead ends: 138 [2021-05-01 07:10:28,215 INFO L226 Difference]: Without dead ends: 132 [2021-05-01 07:10:28,216 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 808 ImplicationChecksByTransitivity, 924.4ms TimeCoverageRelationStatistics Valid=1039, Invalid=2383, Unknown=0, NotChecked=0, Total=3422 [2021-05-01 07:10:28,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2021-05-01 07:10:28,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 55. [2021-05-01 07:10:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 50 states have (on average 1.06) internal successors, (53), 50 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 07:10:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions. [2021-05-01 07:10:28,253 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 49 [2021-05-01 07:10:28,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:28,253 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 57 transitions. [2021-05-01 07:10:28,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 21 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 07:10:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2021-05-01 07:10:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-05-01 07:10:28,254 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:28,254 INFO L519 BasicCegarLoop]: trace histogram [18, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:28,254 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-05-01 07:10:28,254 INFO L428 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:28,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:28,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1919201380, now seen corresponding path program 9 times [2021-05-01 07:10:28,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:28,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [16448375] [2021-05-01 07:10:28,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:28,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:28,259 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_162 1000000) (not (= |v_main_#t~nondet5_95| 0)) (<= 0 (+ |v_main_#t~nondet5_95| 2147483648)) (<= |v_main_#t~nondet5_95| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_95|, main_~i~0=v_main_~i~0_162} OutVars{main_#t~nondet5=|v_main_#t~nondet5_95|, main_~i~0=v_main_~i~0_162} AuxVars[] AssignedVars[] [2021-05-01 07:10:28,261 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:28,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,266 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,285 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,288 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,289 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,291 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,294 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:28,296 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,298 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:28,298 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:28,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,308 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,313 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:28,315 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,328 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:28,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:10:28,360 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:28,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:28,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:28,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:28,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:28,379 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:28,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:28,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:28,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:28,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:28,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:28,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:10:28,417 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:10:28,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:28,465 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:28,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:28,486 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:10:28,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,489 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.0 percent of original size 21 [2021-05-01 07:10:28,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,518 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,545 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,546 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,576 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,577 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,608 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,610 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,646 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,648 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,685 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,686 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,725 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,727 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:28,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,768 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:28,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,813 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:28,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,864 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:28,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,924 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,927 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:28,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:28,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:28,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:28,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:28,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:28,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:29,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:29,041 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:29,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:29,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:29,042 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:29,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:29,098 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:29,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:29,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:29,101 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:29,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:29,172 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:29,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:29,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:29,173 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:29,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:29,235 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:29,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:29,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:29,237 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:29,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:29,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:29,273 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:29,273 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [16448375] [2021-05-01 07:10:29,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [16448375] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:29,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:29,273 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2021-05-01 07:10:29,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791981387] [2021-05-01 07:10:29,273 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-01 07:10:29,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:29,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-01 07:10:29,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=1716, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 07:10:29,276 INFO L87 Difference]: Start difference. First operand 55 states and 57 transitions. Second operand has 43 states, 42 states have (on average 1.119047619047619) internal successors, (47), 41 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:30,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:30,805 INFO L93 Difference]: Finished difference Result 102 states and 106 transitions. [2021-05-01 07:10:30,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-01 07:10:30,805 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 42 states have (on average 1.119047619047619) internal successors, (47), 41 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 51 [2021-05-01 07:10:30,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:30,808 INFO L225 Difference]: With dead ends: 102 [2021-05-01 07:10:30,808 INFO L226 Difference]: Without dead ends: 94 [2021-05-01 07:10:30,810 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1922 ImplicationChecksByTransitivity, 1841.7ms TimeCoverageRelationStatistics Valid=524, Invalid=6448, Unknown=0, NotChecked=0, Total=6972 [2021-05-01 07:10:30,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-05-01 07:10:30,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 59. [2021-05-01 07:10:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 54 states have internal predecessors, (57), 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 07:10:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2021-05-01 07:10:30,862 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 51 [2021-05-01 07:10:30,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:30,863 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2021-05-01 07:10:30,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 42 states have (on average 1.119047619047619) internal successors, (47), 41 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2021-05-01 07:10:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-05-01 07:10:30,863 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:30,863 INFO L519 BasicCegarLoop]: trace histogram [17, 16, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:30,863 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-05-01 07:10:30,865 INFO L428 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:30,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:30,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1540321938, now seen corresponding path program 16 times [2021-05-01 07:10:30,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:30,866 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [587818501] [2021-05-01 07:10:30,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:30,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:30,872 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_182 1000000) (<= |v_main_#t~nondet3_67| 2147483647) (not (= |v_main_#t~nondet3_67| 0)) (<= 0 (+ |v_main_#t~nondet3_67| 2147483648))) InVars {main_~i~0=v_main_~i~0_182, main_#t~nondet3=|v_main_#t~nondet3_67|} OutVars{main_~i~0=v_main_~i~0_182, main_#t~nondet3=|v_main_#t~nondet3_67|} AuxVars[] AssignedVars[] [2021-05-01 07:10:30,875 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:30,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,880 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,884 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,888 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,893 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,893 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,897 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:30,900 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:30,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,902 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:30,904 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:30,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,912 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,916 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,918 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,920 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:30,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:30,947 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:30,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:30,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:30,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:30,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:31,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:31,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:31,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:31,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:31,174 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 07:10:31,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:31,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:31,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:31,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:31,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:31,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:31,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:31,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:31,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:31,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:31,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:31,237 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:31,237 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [587818501] [2021-05-01 07:10:31,237 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [587818501] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:31,237 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:31,237 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-05-01 07:10:31,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163270220] [2021-05-01 07:10:31,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-01 07:10:31,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:31,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-01 07:10:31,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=354, Unknown=0, NotChecked=0, Total=552 [2021-05-01 07:10:31,238 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand has 24 states, 24 states have (on average 1.9583333333333333) internal successors, (47), 22 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:32,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:32,403 INFO L93 Difference]: Finished difference Result 147 states and 165 transitions. [2021-05-01 07:10:32,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-05-01 07:10:32,404 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 1.9583333333333333) internal successors, (47), 22 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 51 [2021-05-01 07:10:32,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:32,404 INFO L225 Difference]: With dead ends: 147 [2021-05-01 07:10:32,404 INFO L226 Difference]: Without dead ends: 141 [2021-05-01 07:10:32,405 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 1024.2ms TimeCoverageRelationStatistics Valid=1153, Invalid=2629, Unknown=0, NotChecked=0, Total=3782 [2021-05-01 07:10:32,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-05-01 07:10:32,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 59. [2021-05-01 07:10:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 54 states have internal predecessors, (57), 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 07:10:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2021-05-01 07:10:32,454 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 51 [2021-05-01 07:10:32,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:32,454 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2021-05-01 07:10:32,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.9583333333333333) internal successors, (47), 22 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2021-05-01 07:10:32,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-05-01 07:10:32,454 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:32,455 INFO L519 BasicCegarLoop]: trace histogram [18, 17, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:32,455 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-05-01 07:10:32,455 INFO L428 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:32,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:32,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1155838889, now seen corresponding path program 17 times [2021-05-01 07:10:32,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:32,455 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1484046539] [2021-05-01 07:10:32,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:32,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:32,461 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_186 1000000) (<= 0 (+ |v_main_#t~nondet3_71| 2147483648)) (<= |v_main_#t~nondet3_71| 2147483647) (not (= |v_main_#t~nondet3_71| 0))) InVars {main_~i~0=v_main_~i~0_186, main_#t~nondet3=|v_main_#t~nondet3_71|} OutVars{main_~i~0=v_main_~i~0_186, main_#t~nondet3=|v_main_#t~nondet3_71|} AuxVars[] AssignedVars[] [2021-05-01 07:10:32,463 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:32,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,482 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,483 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,483 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,488 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:32,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,496 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:32,496 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:32,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,507 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,508 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:32,510 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,511 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,513 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,514 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:32,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:32,538 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:32,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:32,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:32,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:32,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:32,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:32,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:32,742 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 07:10:32,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:32,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:32,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:32,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:32,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:32,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:32,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:32,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:32,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:32,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:32,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:32,795 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:32,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1484046539] [2021-05-01 07:10:32,795 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1484046539] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:32,795 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:32,795 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-05-01 07:10:32,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74835434] [2021-05-01 07:10:32,796 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-01 07:10:32,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:32,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-01 07:10:32,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=382, Unknown=0, NotChecked=0, Total=600 [2021-05-01 07:10:32,797 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand has 25 states, 25 states have (on average 1.96) internal successors, (49), 23 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:34,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:34,084 INFO L93 Difference]: Finished difference Result 152 states and 171 transitions. [2021-05-01 07:10:34,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-01 07:10:34,084 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.96) internal successors, (49), 23 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 53 [2021-05-01 07:10:34,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:34,085 INFO L225 Difference]: With dead ends: 152 [2021-05-01 07:10:34,085 INFO L226 Difference]: Without dead ends: 146 [2021-05-01 07:10:34,086 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 1112.4ms TimeCoverageRelationStatistics Valid=1273, Invalid=2887, Unknown=0, NotChecked=0, Total=4160 [2021-05-01 07:10:34,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-05-01 07:10:34,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 59. [2021-05-01 07:10:34,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 54 states have internal predecessors, (57), 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 07:10:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2021-05-01 07:10:34,138 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 53 [2021-05-01 07:10:34,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:34,138 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2021-05-01 07:10:34,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.96) internal successors, (49), 23 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:34,138 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2021-05-01 07:10:34,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-01 07:10:34,139 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:34,139 INFO L519 BasicCegarLoop]: trace histogram [20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:34,139 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-05-01 07:10:34,139 INFO L428 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:34,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:34,139 INFO L82 PathProgramCache]: Analyzing trace with hash 168161050, now seen corresponding path program 10 times [2021-05-01 07:10:34,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:34,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103438026] [2021-05-01 07:10:34,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:34,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:34,143 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_115| 0)) (<= 0 (+ |v_main_#t~nondet5_115| 2147483648)) (<= |v_main_#t~nondet5_115| 2147483647) (< v_main_~i~0_190 1000000)) InVars {main_#t~nondet5=|v_main_#t~nondet5_115|, main_~i~0=v_main_~i~0_190} OutVars{main_#t~nondet5=|v_main_#t~nondet5_115|, main_~i~0=v_main_~i~0_190} AuxVars[] AssignedVars[] [2021-05-01 07:10:34,145 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:34,146 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,147 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,149 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,152 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:34,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,157 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:34,157 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:34,160 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,162 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,166 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:34,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,171 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,173 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,175 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,177 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,186 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,195 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,201 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,204 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,208 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,210 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,211 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:34,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:34,243 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:34,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:34,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:34,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:34,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:34,263 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:34,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:34,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:34,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:34,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:34,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:34,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:34,292 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 07:10:34,293 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:34,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:34,348 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:34,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:34,373 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:34,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,374 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:34,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,415 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:34,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,450 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,451 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:34,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,490 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,492 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:34,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,527 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:34,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,565 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,566 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:34,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,617 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:34,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,665 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:34,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,716 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,717 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:34,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,763 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,765 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:34,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,812 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,822 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:34,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,876 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,877 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:34,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,928 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,932 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:34,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:34,987 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:34,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:34,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:34,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:34,988 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:35,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:35,047 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:35,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:35,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:35,048 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:35,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:35,107 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:35,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:35,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:35,108 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:35,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:35,169 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:35,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:35,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:35,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:35,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:35,234 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:35,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:35,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:35,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:35,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:35,309 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:35,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:35,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:35,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:35,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:35,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:35,348 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:35,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103438026] [2021-05-01 07:10:35,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [103438026] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:35,348 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:35,348 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-05-01 07:10:35,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041898992] [2021-05-01 07:10:35,349 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-01 07:10:35,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:35,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-01 07:10:35,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=2062, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 07:10:35,349 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand has 47 states, 46 states have (on average 1.108695652173913) internal successors, (51), 45 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 07:10:37,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:37,072 INFO L93 Difference]: Finished difference Result 110 states and 114 transitions. [2021-05-01 07:10:37,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-01 07:10:37,073 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 46 states have (on average 1.108695652173913) internal successors, (51), 45 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2021-05-01 07:10:37,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:37,073 INFO L225 Difference]: With dead ends: 110 [2021-05-01 07:10:37,073 INFO L226 Difference]: Without dead ends: 102 [2021-05-01 07:10:37,074 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2334 ImplicationChecksByTransitivity, 2140.9ms TimeCoverageRelationStatistics Valid=578, Invalid=7794, Unknown=0, NotChecked=0, Total=8372 [2021-05-01 07:10:37,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-05-01 07:10:37,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 63. [2021-05-01 07:10:37,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 58 states have internal predecessors, (61), 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 07:10:37,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 65 transitions. [2021-05-01 07:10:37,134 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 65 transitions. Word has length 55 [2021-05-01 07:10:37,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:37,134 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 65 transitions. [2021-05-01 07:10:37,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 46 states have (on average 1.108695652173913) internal successors, (51), 45 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 07:10:37,134 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2021-05-01 07:10:37,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-01 07:10:37,134 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:37,134 INFO L519 BasicCegarLoop]: trace histogram [19, 18, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:37,134 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-05-01 07:10:37,134 INFO L428 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:37,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:37,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1993853148, now seen corresponding path program 18 times [2021-05-01 07:10:37,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:37,135 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526330893] [2021-05-01 07:10:37,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:37,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:37,138 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_75| 2147483648)) (not (= |v_main_#t~nondet3_75| 0)) (<= |v_main_#t~nondet3_75| 2147483647) (< v_main_~i~0_212 1000000)) InVars {main_~i~0=v_main_~i~0_212, main_#t~nondet3=|v_main_#t~nondet3_75|} OutVars{main_~i~0=v_main_~i~0_212, main_#t~nondet3=|v_main_#t~nondet3_75|} AuxVars[] AssignedVars[] [2021-05-01 07:10:37,140 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:37,140 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,141 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,146 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:37,149 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:37,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,151 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:37,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,156 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,157 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,159 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,163 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,168 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,170 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,171 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:37,173 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,175 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,178 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,179 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,181 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,182 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,184 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:37,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:37,206 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:37,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:37,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:37,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:37,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:37,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:37,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:37,413 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 07:10:37,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:37,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:37,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:37,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:37,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:37,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:37,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:37,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:37,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:37,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:37,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:37,466 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:37,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526330893] [2021-05-01 07:10:37,466 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [526330893] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:37,466 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:37,466 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-05-01 07:10:37,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523424175] [2021-05-01 07:10:37,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-01 07:10:37,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:37,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-01 07:10:37,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=411, Unknown=0, NotChecked=0, Total=650 [2021-05-01 07:10:37,467 INFO L87 Difference]: Start difference. First operand 63 states and 65 transitions. Second operand has 26 states, 26 states have (on average 1.9615384615384615) internal successors, (51), 24 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 07:10:38,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:38,821 INFO L93 Difference]: Finished difference Result 161 states and 181 transitions. [2021-05-01 07:10:38,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-01 07:10:38,821 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.9615384615384615) internal successors, (51), 24 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2021-05-01 07:10:38,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:38,822 INFO L225 Difference]: With dead ends: 161 [2021-05-01 07:10:38,822 INFO L226 Difference]: Without dead ends: 155 [2021-05-01 07:10:38,823 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1102 ImplicationChecksByTransitivity, 1171.7ms TimeCoverageRelationStatistics Valid=1399, Invalid=3157, Unknown=0, NotChecked=0, Total=4556 [2021-05-01 07:10:38,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-05-01 07:10:38,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 63. [2021-05-01 07:10:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 58 states have internal predecessors, (61), 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 07:10:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 65 transitions. [2021-05-01 07:10:38,888 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 65 transitions. Word has length 55 [2021-05-01 07:10:38,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:38,888 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 65 transitions. [2021-05-01 07:10:38,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.9615384615384615) internal successors, (51), 24 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 07:10:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2021-05-01 07:10:38,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-05-01 07:10:38,889 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:38,889 INFO L519 BasicCegarLoop]: trace histogram [20, 19, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:38,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-05-01 07:10:38,889 INFO L428 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:38,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:38,889 INFO L82 PathProgramCache]: Analyzing trace with hash -895957025, now seen corresponding path program 19 times [2021-05-01 07:10:38,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:38,889 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446437541] [2021-05-01 07:10:38,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:38,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:38,892 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_79| 2147483647) (<= 0 (+ |v_main_#t~nondet3_79| 2147483648)) (< v_main_~i~0_216 1000000) (not (= |v_main_#t~nondet3_79| 0))) InVars {main_~i~0=v_main_~i~0_216, main_#t~nondet3=|v_main_#t~nondet3_79|} OutVars{main_~i~0=v_main_~i~0_216, main_#t~nondet3=|v_main_#t~nondet3_79|} AuxVars[] AssignedVars[] [2021-05-01 07:10:38,894 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:38,894 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,895 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,899 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:38,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,903 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:38,903 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:38,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,906 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,916 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,918 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:38,920 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,921 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,926 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,927 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,932 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,932 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:38,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:38,955 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:38,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:38,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:38,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:38,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:38,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:38,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:38,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:38,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:38,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:39,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:39,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:39,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:39,165 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 07:10:39,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:39,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:39,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:39,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:39,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:39,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:39,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:39,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:39,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:39,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:39,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:39,213 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:39,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1446437541] [2021-05-01 07:10:39,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1446437541] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:39,213 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:39,213 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-01 07:10:39,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604786994] [2021-05-01 07:10:39,213 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-01 07:10:39,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:39,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-01 07:10:39,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=261, Invalid=441, Unknown=0, NotChecked=0, Total=702 [2021-05-01 07:10:39,214 INFO L87 Difference]: Start difference. First operand 63 states and 65 transitions. Second operand has 27 states, 27 states have (on average 1.962962962962963) internal successors, (53), 25 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 07:10:40,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:40,696 INFO L93 Difference]: Finished difference Result 166 states and 187 transitions. [2021-05-01 07:10:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-01 07:10:40,696 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 1.962962962962963) internal successors, (53), 25 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2021-05-01 07:10:40,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:40,697 INFO L225 Difference]: With dead ends: 166 [2021-05-01 07:10:40,697 INFO L226 Difference]: Without dead ends: 160 [2021-05-01 07:10:40,698 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1210 ImplicationChecksByTransitivity, 1252.5ms TimeCoverageRelationStatistics Valid=1531, Invalid=3439, Unknown=0, NotChecked=0, Total=4970 [2021-05-01 07:10:40,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-05-01 07:10:40,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 63. [2021-05-01 07:10:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 58 states have internal predecessors, (61), 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 07:10:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 65 transitions. [2021-05-01 07:10:40,765 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 65 transitions. Word has length 57 [2021-05-01 07:10:40,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:40,766 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 65 transitions. [2021-05-01 07:10:40,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.962962962962963) internal successors, (53), 25 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 07:10:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2021-05-01 07:10:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-05-01 07:10:40,766 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:40,766 INFO L519 BasicCegarLoop]: trace histogram [22, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:40,766 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-05-01 07:10:40,766 INFO L428 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:40,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:40,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1557979856, now seen corresponding path program 11 times [2021-05-01 07:10:40,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:40,767 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1238006281] [2021-05-01 07:10:40,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:40,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:40,771 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_137| 0)) (<= |v_main_#t~nondet5_137| 2147483647) (<= 0 (+ |v_main_#t~nondet5_137| 2147483648)) (< v_main_~i~0_220 1000000)) InVars {main_#t~nondet5=|v_main_#t~nondet5_137|, main_~i~0=v_main_~i~0_220} OutVars{main_#t~nondet5=|v_main_#t~nondet5_137|, main_~i~0=v_main_~i~0_220} AuxVars[] AssignedVars[] [2021-05-01 07:10:40,782 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:40,783 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,783 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,788 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,788 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:40,792 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:40,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,794 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:40,796 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,801 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,805 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,808 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,810 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,812 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,818 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:40,823 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,824 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,826 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,828 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,831 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,833 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,835 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,836 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,838 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,839 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:40,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:10:40,869 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:40,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:40,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:40,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:40,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:40,888 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:40,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:40,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:40,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:40,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:40,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:40,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:40,929 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 07:10:40,932 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:10:40,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:40,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:40,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:40,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:40,995 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:40,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:41,017 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:10:41,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:41,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,046 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:41,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,075 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:41,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,108 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:41,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,144 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,146 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,182 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,183 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,220 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,222 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,265 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,267 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:41,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,312 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,314 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:41,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,365 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,366 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:41,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,423 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,426 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,476 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,478 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:41,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,529 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,530 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:41,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,584 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,585 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,641 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,643 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,706 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,707 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,772 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:41,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,842 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:41,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,916 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,918 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:41,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:41,988 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:41,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:41,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:41,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:41,990 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:42,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:42,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:42,062 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:42,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:42,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:42,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:42,063 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:42,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:42,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:42,102 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:42,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1238006281] [2021-05-01 07:10:42,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1238006281] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:42,102 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:42,102 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-05-01 07:10:42,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684695400] [2021-05-01 07:10:42,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-01 07:10:42,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:42,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-01 07:10:42,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=2440, Unknown=0, NotChecked=0, Total=2652 [2021-05-01 07:10:42,103 INFO L87 Difference]: Start difference. First operand 63 states and 65 transitions. Second operand has 51 states, 50 states have (on average 1.1) internal successors, (55), 49 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 07:10:44,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:44,090 INFO L93 Difference]: Finished difference Result 118 states and 122 transitions. [2021-05-01 07:10:44,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-01 07:10:44,090 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 50 states have (on average 1.1) internal successors, (55), 49 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2021-05-01 07:10:44,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:44,091 INFO L225 Difference]: With dead ends: 118 [2021-05-01 07:10:44,091 INFO L226 Difference]: Without dead ends: 110 [2021-05-01 07:10:44,091 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2786 ImplicationChecksByTransitivity, 2388.0ms TimeCoverageRelationStatistics Valid=632, Invalid=9268, Unknown=0, NotChecked=0, Total=9900 [2021-05-01 07:10:44,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-05-01 07:10:44,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 67. [2021-05-01 07:10:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 62 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 07:10:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 69 transitions. [2021-05-01 07:10:44,171 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 69 transitions. Word has length 59 [2021-05-01 07:10:44,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:44,171 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 69 transitions. [2021-05-01 07:10:44,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 50 states have (on average 1.1) internal successors, (55), 49 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 07:10:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2021-05-01 07:10:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-05-01 07:10:44,172 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:44,172 INFO L519 BasicCegarLoop]: trace histogram [21, 20, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:44,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-05-01 07:10:44,172 INFO L428 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:44,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:44,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1915229658, now seen corresponding path program 20 times [2021-05-01 07:10:44,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:44,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437674065] [2021-05-01 07:10:44,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:44,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:44,175 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_244 1000000) (<= |v_main_#t~nondet3_83| 2147483647) (<= 0 (+ |v_main_#t~nondet3_83| 2147483648)) (not (= |v_main_#t~nondet3_83| 0))) InVars {main_~i~0=v_main_~i~0_244, main_#t~nondet3=|v_main_#t~nondet3_83|} OutVars{main_~i~0=v_main_~i~0_244, main_#t~nondet3=|v_main_#t~nondet3_83|} AuxVars[] AssignedVars[] [2021-05-01 07:10:44,177 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:44,180 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,182 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,187 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,189 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,194 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,196 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,197 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,201 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,201 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:44,204 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:44,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,206 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:44,208 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:44,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,212 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,213 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,215 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,216 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,218 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,220 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,223 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,223 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:44,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:44,247 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:44,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:44,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:44,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:44,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:44,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:44,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:44,475 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 07:10:44,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:44,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:44,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:44,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:44,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:44,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:44,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:44,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:44,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:44,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:44,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:44,528 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:44,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437674065] [2021-05-01 07:10:44,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1437674065] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:44,528 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:44,528 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-05-01 07:10:44,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036391873] [2021-05-01 07:10:44,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-01 07:10:44,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:44,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-01 07:10:44,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=472, Unknown=0, NotChecked=0, Total=756 [2021-05-01 07:10:44,529 INFO L87 Difference]: Start difference. First operand 67 states and 69 transitions. Second operand has 28 states, 28 states have (on average 1.9642857142857142) internal successors, (55), 26 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 07:10:46,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:46,150 INFO L93 Difference]: Finished difference Result 175 states and 197 transitions. [2021-05-01 07:10:46,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-01 07:10:46,150 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.9642857142857142) internal successors, (55), 26 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2021-05-01 07:10:46,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:46,151 INFO L225 Difference]: With dead ends: 175 [2021-05-01 07:10:46,151 INFO L226 Difference]: Without dead ends: 169 [2021-05-01 07:10:46,152 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1323 ImplicationChecksByTransitivity, 1341.5ms TimeCoverageRelationStatistics Valid=1669, Invalid=3733, Unknown=0, NotChecked=0, Total=5402 [2021-05-01 07:10:46,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-05-01 07:10:46,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 67. [2021-05-01 07:10:46,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 62 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 07:10:46,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 69 transitions. [2021-05-01 07:10:46,234 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 69 transitions. Word has length 59 [2021-05-01 07:10:46,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:46,235 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 69 transitions. [2021-05-01 07:10:46,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.9642857142857142) internal successors, (55), 26 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 07:10:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2021-05-01 07:10:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-05-01 07:10:46,235 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:46,235 INFO L519 BasicCegarLoop]: trace histogram [22, 21, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:46,235 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-05-01 07:10:46,235 INFO L428 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:46,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:46,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1931202837, now seen corresponding path program 21 times [2021-05-01 07:10:46,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:46,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517506483] [2021-05-01 07:10:46,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:46,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:46,238 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_87| 2147483648)) (not (= |v_main_#t~nondet3_87| 0)) (<= |v_main_#t~nondet3_87| 2147483647) (< v_main_~i~0_248 1000000)) InVars {main_~i~0=v_main_~i~0_248, main_#t~nondet3=|v_main_#t~nondet3_87|} OutVars{main_~i~0=v_main_~i~0_248, main_#t~nondet3=|v_main_#t~nondet3_87|} AuxVars[] AssignedVars[] [2021-05-01 07:10:46,241 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:46,243 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,245 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,249 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,251 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,253 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,255 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,258 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,259 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,263 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:46,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,267 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:46,267 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:46,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,271 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,277 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,283 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:46,285 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:46,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:46,308 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:46,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:46,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:46,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:46,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:46,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:46,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:46,567 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 07:10:46,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:46,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:46,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:46,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:46,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:46,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:46,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:46,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:46,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:46,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:46,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:46,623 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:46,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517506483] [2021-05-01 07:10:46,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1517506483] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:46,624 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:46,624 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-05-01 07:10:46,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048303553] [2021-05-01 07:10:46,624 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-01 07:10:46,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:46,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-01 07:10:46,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=504, Unknown=0, NotChecked=0, Total=812 [2021-05-01 07:10:46,625 INFO L87 Difference]: Start difference. First operand 67 states and 69 transitions. Second operand has 29 states, 29 states have (on average 1.9655172413793103) internal successors, (57), 27 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:48,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:48,328 INFO L93 Difference]: Finished difference Result 180 states and 203 transitions. [2021-05-01 07:10:48,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-01 07:10:48,329 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 1.9655172413793103) internal successors, (57), 27 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2021-05-01 07:10:48,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:48,330 INFO L225 Difference]: With dead ends: 180 [2021-05-01 07:10:48,330 INFO L226 Difference]: Without dead ends: 174 [2021-05-01 07:10:48,330 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 1445.7ms TimeCoverageRelationStatistics Valid=1813, Invalid=4039, Unknown=0, NotChecked=0, Total=5852 [2021-05-01 07:10:48,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-05-01 07:10:48,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 67. [2021-05-01 07:10:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 62 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 07:10:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 69 transitions. [2021-05-01 07:10:48,424 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 69 transitions. Word has length 61 [2021-05-01 07:10:48,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:48,424 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 69 transitions. [2021-05-01 07:10:48,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.9655172413793103) internal successors, (57), 27 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2021-05-01 07:10:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-05-01 07:10:48,425 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:48,425 INFO L519 BasicCegarLoop]: trace histogram [24, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:48,425 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-05-01 07:10:48,425 INFO L428 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:48,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:48,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1090057338, now seen corresponding path program 12 times [2021-05-01 07:10:48,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:48,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1837707012] [2021-05-01 07:10:48,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:48,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:48,431 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_161| 0)) (<= 0 (+ |v_main_#t~nondet5_161| 2147483648)) (< v_main_~i~0_252 1000000) (<= |v_main_#t~nondet5_161| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_161|, main_~i~0=v_main_~i~0_252} OutVars{main_#t~nondet5=|v_main_#t~nondet5_161|, main_~i~0=v_main_~i~0_252} AuxVars[] AssignedVars[] [2021-05-01 07:10:48,435 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:48,435 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,436 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,438 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,441 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:48,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,446 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:48,446 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:48,448 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,459 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,463 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,465 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,474 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:48,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,481 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,484 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,495 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,496 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:48,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:10:48,528 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:48,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:48,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:48,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:48,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:48,555 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:48,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:48,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:48,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:48,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:48,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:48,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:48,583 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 07:10:48,584 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:10:48,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:48,634 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:48,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:48,655 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:10:48,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,657 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:10:48,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,693 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,694 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:48,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,721 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:48,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,753 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,754 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:48,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,787 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:48,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,839 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,840 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:48,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,881 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:48,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,923 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,925 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:48,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:48,967 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:48,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:48,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:48,969 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:48,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:48,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,013 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,014 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:49,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,072 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:49,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,129 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,130 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:49,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,184 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,185 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:49,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,240 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,242 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:49,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,298 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,299 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:49,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,360 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,362 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:49,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,431 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:49,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,498 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,500 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:49,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,574 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:49,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,645 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,647 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:49,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,729 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,737 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:49,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,820 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:49,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:49,903 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:49,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:49,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:49,904 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:49,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:49,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:49,950 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:49,950 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1837707012] [2021-05-01 07:10:49,950 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1837707012] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:49,950 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:49,950 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [] total 55 [2021-05-01 07:10:49,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886112826] [2021-05-01 07:10:49,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-05-01 07:10:49,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:49,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-05-01 07:10:49,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=2850, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 07:10:49,951 INFO L87 Difference]: Start difference. First operand 67 states and 69 transitions. Second operand has 55 states, 54 states have (on average 1.0925925925925926) internal successors, (59), 53 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:52,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:52,358 INFO L93 Difference]: Finished difference Result 126 states and 130 transitions. [2021-05-01 07:10:52,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-01 07:10:52,359 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 54 states have (on average 1.0925925925925926) internal successors, (59), 53 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 63 [2021-05-01 07:10:52,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:52,359 INFO L225 Difference]: With dead ends: 126 [2021-05-01 07:10:52,359 INFO L226 Difference]: Without dead ends: 118 [2021-05-01 07:10:52,360 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3278 ImplicationChecksByTransitivity, 2848.8ms TimeCoverageRelationStatistics Valid=686, Invalid=10870, Unknown=0, NotChecked=0, Total=11556 [2021-05-01 07:10:52,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-05-01 07:10:52,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 71. [2021-05-01 07:10:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 66 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 73 transitions. [2021-05-01 07:10:52,469 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 73 transitions. Word has length 63 [2021-05-01 07:10:52,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:52,469 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 73 transitions. [2021-05-01 07:10:52,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 55 states, 54 states have (on average 1.0925925925925926) internal successors, (59), 53 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:52,469 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2021-05-01 07:10:52,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-05-01 07:10:52,469 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:52,469 INFO L519 BasicCegarLoop]: trace histogram [23, 22, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:52,469 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-05-01 07:10:52,469 INFO L428 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:52,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:52,470 INFO L82 PathProgramCache]: Analyzing trace with hash 101558672, now seen corresponding path program 22 times [2021-05-01 07:10:52,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:52,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443437332] [2021-05-01 07:10:52,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:52,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:52,481 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_278 1000000) (<= |v_main_#t~nondet3_91| 2147483647) (not (= |v_main_#t~nondet3_91| 0)) (<= 0 (+ |v_main_#t~nondet3_91| 2147483648))) InVars {main_~i~0=v_main_~i~0_278, main_#t~nondet3=|v_main_#t~nondet3_91|} OutVars{main_~i~0=v_main_~i~0_278, main_#t~nondet3=|v_main_#t~nondet3_91|} AuxVars[] AssignedVars[] [2021-05-01 07:10:52,482 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:52,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,496 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,498 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,501 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,501 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,503 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,506 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:52,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,517 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:52,518 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:52,519 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:52,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,526 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,528 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,529 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,531 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,532 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,534 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,536 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,537 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:52,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:52,561 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:52,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:52,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:52,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:52,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:52,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:52,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:10:52,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:52,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:52,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:52,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:52,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:52,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:52,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:52,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:52,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:52,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:52,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:52,896 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:52,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443437332] [2021-05-01 07:10:52,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [443437332] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:52,896 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:52,896 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-01 07:10:52,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087951726] [2021-05-01 07:10:52,896 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-01 07:10:52,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:52,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-01 07:10:52,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=333, Invalid=537, Unknown=0, NotChecked=0, Total=870 [2021-05-01 07:10:52,897 INFO L87 Difference]: Start difference. First operand 71 states and 73 transitions. Second operand has 30 states, 30 states have (on average 1.9666666666666666) internal successors, (59), 28 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:54,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:54,790 INFO L93 Difference]: Finished difference Result 189 states and 213 transitions. [2021-05-01 07:10:54,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-01 07:10:54,791 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.9666666666666666) internal successors, (59), 28 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 63 [2021-05-01 07:10:54,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:54,791 INFO L225 Difference]: With dead ends: 189 [2021-05-01 07:10:54,792 INFO L226 Difference]: Without dead ends: 183 [2021-05-01 07:10:54,792 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1564 ImplicationChecksByTransitivity, 1566.3ms TimeCoverageRelationStatistics Valid=1963, Invalid=4357, Unknown=0, NotChecked=0, Total=6320 [2021-05-01 07:10:54,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2021-05-01 07:10:54,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 71. [2021-05-01 07:10:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 66 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 73 transitions. [2021-05-01 07:10:54,905 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 73 transitions. Word has length 63 [2021-05-01 07:10:54,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:54,906 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 73 transitions. [2021-05-01 07:10:54,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.9666666666666666) internal successors, (59), 28 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2021-05-01 07:10:54,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-01 07:10:54,906 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:54,906 INFO L519 BasicCegarLoop]: trace histogram [24, 23, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:54,906 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-05-01 07:10:54,906 INFO L428 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:54,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:54,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1544859829, now seen corresponding path program 23 times [2021-05-01 07:10:54,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:54,907 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [596704440] [2021-05-01 07:10:54,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:54,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:54,910 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_95| 2147483647) (<= 0 (+ |v_main_#t~nondet3_95| 2147483648)) (< v_main_~i~0_282 1000000) (not (= |v_main_#t~nondet3_95| 0))) InVars {main_~i~0=v_main_~i~0_282, main_#t~nondet3=|v_main_#t~nondet3_95|} OutVars{main_~i~0=v_main_~i~0_282, main_#t~nondet3=|v_main_#t~nondet3_95|} AuxVars[] AssignedVars[] [2021-05-01 07:10:54,912 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:10:54,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,916 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,921 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,923 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,927 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,930 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,931 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,935 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,935 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:54,943 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:54,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,945 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:54,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,950 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,952 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,954 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,955 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,960 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:54,961 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,962 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:10:54,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:54,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:10:54,986 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:55,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:55,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:55,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:55,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:55,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:55,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:55,293 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 07:10:55,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:55,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:55,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:55,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:55,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:55,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:10:55,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:55,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:55,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:10:55,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:55,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:55,352 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:55,352 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [596704440] [2021-05-01 07:10:55,352 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [596704440] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:55,352 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:55,352 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-05-01 07:10:55,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439870936] [2021-05-01 07:10:55,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-01 07:10:55,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:55,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-01 07:10:55,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=359, Invalid=571, Unknown=0, NotChecked=0, Total=930 [2021-05-01 07:10:55,353 INFO L87 Difference]: Start difference. First operand 71 states and 73 transitions. Second operand has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 29 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:57,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:10:57,306 INFO L93 Difference]: Finished difference Result 194 states and 219 transitions. [2021-05-01 07:10:57,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-01 07:10:57,306 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 29 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2021-05-01 07:10:57,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:10:57,307 INFO L225 Difference]: With dead ends: 194 [2021-05-01 07:10:57,307 INFO L226 Difference]: Without dead ends: 188 [2021-05-01 07:10:57,307 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1692 ImplicationChecksByTransitivity, 1627.0ms TimeCoverageRelationStatistics Valid=2119, Invalid=4687, Unknown=0, NotChecked=0, Total=6806 [2021-05-01 07:10:57,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2021-05-01 07:10:57,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 71. [2021-05-01 07:10:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 66 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 73 transitions. [2021-05-01 07:10:57,423 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 73 transitions. Word has length 65 [2021-05-01 07:10:57,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:10:57,423 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 73 transitions. [2021-05-01 07:10:57,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 29 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:10:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2021-05-01 07:10:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-05-01 07:10:57,424 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:10:57,424 INFO L519 BasicCegarLoop]: trace histogram [26, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:10:57,424 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-05-01 07:10:57,424 INFO L428 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:10:57,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:10:57,424 INFO L82 PathProgramCache]: Analyzing trace with hash 971106620, now seen corresponding path program 13 times [2021-05-01 07:10:57,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:10:57,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1323176706] [2021-05-01 07:10:57,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:10:57,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:10:57,428 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_286 1000000) (<= 0 (+ |v_main_#t~nondet5_187| 2147483648)) (<= |v_main_#t~nondet5_187| 2147483647) (not (= |v_main_#t~nondet5_187| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_187|, main_~i~0=v_main_~i~0_286} OutVars{main_#t~nondet5=|v_main_#t~nondet5_187|, main_~i~0=v_main_~i~0_286} AuxVars[] AssignedVars[] [2021-05-01 07:10:57,430 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:10:57,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,446 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,452 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,453 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,453 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,458 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:10:57,461 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:57,462 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,463 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:10:57,465 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:10:57,467 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,476 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,482 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,483 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,484 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:10:57,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:10:57,510 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:10:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:57,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:57,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:57,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:57,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:10:57,530 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:10:57,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:10:57,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:57,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:10:57,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:57,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:10:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:10:57,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:57,556 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 07:10:57,557 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:10:57,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:10:57,607 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:10:57,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:10:57,628 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:10:57,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,630 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-05-01 07:10:57,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,655 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:57,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,684 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,685 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:57,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,715 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,718 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:57,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,751 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,752 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:57,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,787 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,788 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:57,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,825 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,832 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:57,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,872 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,875 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:57,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,920 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,922 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:57,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:57,966 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:57,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:57,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:57,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:57,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:57,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,014 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:58,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,067 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,068 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,120 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,122 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,176 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,178 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,234 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,237 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,297 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,309 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,386 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:58,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,465 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,467 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,538 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:58,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,613 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,614 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:58,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,686 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,687 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:10:58,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,760 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,762 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:58,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,840 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:58,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:58,919 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:58,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:58,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:58,920 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:10:58,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:58,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:10:59,006 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:10:59,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:10:59,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:59,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:10:59,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:10:59,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:10:59,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:10:59,053 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:10:59,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1323176706] [2021-05-01 07:10:59,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1323176706] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:10:59,053 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:10:59,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [59] imperfect sequences [] total 59 [2021-05-01 07:10:59,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224308662] [2021-05-01 07:10:59,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-01 07:10:59,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:10:59,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-01 07:10:59,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=248, Invalid=3292, Unknown=0, NotChecked=0, Total=3540 [2021-05-01 07:10:59,054 INFO L87 Difference]: Start difference. First operand 71 states and 73 transitions. Second operand has 59 states, 58 states have (on average 1.0862068965517242) internal successors, (63), 57 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:01,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:01,605 INFO L93 Difference]: Finished difference Result 134 states and 138 transitions. [2021-05-01 07:11:01,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-05-01 07:11:01,606 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 58 states have (on average 1.0862068965517242) internal successors, (63), 57 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2021-05-01 07:11:01,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:01,606 INFO L225 Difference]: With dead ends: 134 [2021-05-01 07:11:01,606 INFO L226 Difference]: Without dead ends: 126 [2021-05-01 07:11:01,607 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3810 ImplicationChecksByTransitivity, 3018.0ms TimeCoverageRelationStatistics Valid=740, Invalid=12600, Unknown=0, NotChecked=0, Total=13340 [2021-05-01 07:11:01,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-05-01 07:11:01,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 75. [2021-05-01 07:11:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 70 states have (on average 1.042857142857143) internal successors, (73), 70 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 07:11:01,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions. [2021-05-01 07:11:01,740 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 77 transitions. Word has length 67 [2021-05-01 07:11:01,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:01,740 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-05-01 07:11:01,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 58 states have (on average 1.0862068965517242) internal successors, (63), 57 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-05-01 07:11:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-05-01 07:11:01,740 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:01,740 INFO L519 BasicCegarLoop]: trace histogram [25, 24, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:01,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-05-01 07:11:01,740 INFO L428 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:01,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:01,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1089892934, now seen corresponding path program 24 times [2021-05-01 07:11:01,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:01,741 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1891796176] [2021-05-01 07:11:01,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:01,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:01,753 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_99| 0)) (<= 0 (+ |v_main_#t~nondet3_99| 2147483648)) (<= |v_main_#t~nondet3_99| 2147483647) (< v_main_~i~0_314 1000000)) InVars {main_~i~0=v_main_~i~0_314, main_#t~nondet3=|v_main_#t~nondet3_99|} OutVars{main_~i~0=v_main_~i~0_314, main_#t~nondet3=|v_main_#t~nondet3_99|} AuxVars[] AssignedVars[] [2021-05-01 07:11:01,755 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:01,755 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,756 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,760 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,761 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:01,763 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:01,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,765 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:01,767 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,771 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,774 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,776 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,781 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,782 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:01,784 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,787 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,789 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,790 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,792 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,793 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,795 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:01,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:01,818 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:01,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:01,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:01,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:01,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:02,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:02,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:02,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:02,161 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 07:11:02,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:02,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:02,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:02,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:02,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:02,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:02,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:02,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:02,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:02,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:02,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:02,232 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:02,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1891796176] [2021-05-01 07:11:02,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1891796176] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:02,233 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:02,233 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-05-01 07:11:02,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731060328] [2021-05-01 07:11:02,235 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-01 07:11:02,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:02,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-01 07:11:02,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=386, Invalid=606, Unknown=0, NotChecked=0, Total=992 [2021-05-01 07:11:02,235 INFO L87 Difference]: Start difference. First operand 75 states and 77 transitions. Second operand has 32 states, 32 states have (on average 1.96875) internal successors, (63), 30 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:04,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:04,404 INFO L93 Difference]: Finished difference Result 203 states and 229 transitions. [2021-05-01 07:11:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-05-01 07:11:04,404 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 1.96875) internal successors, (63), 30 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2021-05-01 07:11:04,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:04,405 INFO L225 Difference]: With dead ends: 203 [2021-05-01 07:11:04,405 INFO L226 Difference]: Without dead ends: 197 [2021-05-01 07:11:04,405 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1825 ImplicationChecksByTransitivity, 1794.1ms TimeCoverageRelationStatistics Valid=2281, Invalid=5029, Unknown=0, NotChecked=0, Total=7310 [2021-05-01 07:11:04,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-05-01 07:11:04,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 75. [2021-05-01 07:11:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 70 states have (on average 1.042857142857143) internal successors, (73), 70 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 07:11:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions. [2021-05-01 07:11:04,541 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 77 transitions. Word has length 67 [2021-05-01 07:11:04,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:04,541 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-05-01 07:11:04,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 1.96875) internal successors, (63), 30 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:04,541 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-05-01 07:11:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-05-01 07:11:04,542 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:04,542 INFO L519 BasicCegarLoop]: trace histogram [26, 25, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:04,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-05-01 07:11:04,542 INFO L428 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:04,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:04,542 INFO L82 PathProgramCache]: Analyzing trace with hash -943406463, now seen corresponding path program 25 times [2021-05-01 07:11:04,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:04,542 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1814713796] [2021-05-01 07:11:04,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:04,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:04,545 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_103| 0)) (< v_main_~i~0_318 1000000) (<= |v_main_#t~nondet3_103| 2147483647) (<= 0 (+ |v_main_#t~nondet3_103| 2147483648))) InVars {main_~i~0=v_main_~i~0_318, main_#t~nondet3=|v_main_#t~nondet3_103|} OutVars{main_~i~0=v_main_~i~0_318, main_#t~nondet3=|v_main_#t~nondet3_103|} AuxVars[] AssignedVars[] [2021-05-01 07:11:04,546 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:04,547 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,548 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,550 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,552 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,552 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:04,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,557 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:04,557 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:04,559 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,561 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:04,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,564 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,568 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,570 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,574 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,579 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,584 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,585 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,589 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:04,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:04,612 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:04,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:04,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:04,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:04,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:04,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:04,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:04,954 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 07:11:04,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:04,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:04,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:04,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:04,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:04,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:04,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:04,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:04,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:04,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:05,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:05,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:05,014 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:05,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1814713796] [2021-05-01 07:11:05,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1814713796] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:05,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:05,015 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2021-05-01 07:11:05,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124646858] [2021-05-01 07:11:05,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-01 07:11:05,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:05,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-01 07:11:05,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=414, Invalid=642, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 07:11:05,016 INFO L87 Difference]: Start difference. First operand 75 states and 77 transitions. Second operand has 33 states, 33 states have (on average 1.9696969696969697) internal successors, (65), 31 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 07:11:07,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:07,227 INFO L93 Difference]: Finished difference Result 208 states and 235 transitions. [2021-05-01 07:11:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-05-01 07:11:07,227 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.9696969696969697) internal successors, (65), 31 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2021-05-01 07:11:07,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:07,228 INFO L225 Difference]: With dead ends: 208 [2021-05-01 07:11:07,228 INFO L226 Difference]: Without dead ends: 202 [2021-05-01 07:11:07,229 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1963 ImplicationChecksByTransitivity, 1845.7ms TimeCoverageRelationStatistics Valid=2449, Invalid=5383, Unknown=0, NotChecked=0, Total=7832 [2021-05-01 07:11:07,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-05-01 07:11:07,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 75. [2021-05-01 07:11:07,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 70 states have (on average 1.042857142857143) internal successors, (73), 70 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 07:11:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions. [2021-05-01 07:11:07,370 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 77 transitions. Word has length 69 [2021-05-01 07:11:07,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:07,370 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-05-01 07:11:07,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.9696969696969697) internal successors, (65), 31 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 07:11:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-05-01 07:11:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-05-01 07:11:07,371 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:07,371 INFO L519 BasicCegarLoop]: trace histogram [28, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:07,371 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-05-01 07:11:07,371 INFO L428 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:07,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:07,371 INFO L82 PathProgramCache]: Analyzing trace with hash -334824462, now seen corresponding path program 14 times [2021-05-01 07:11:07,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:07,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1764580118] [2021-05-01 07:11:07,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:07,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:07,377 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_215| 0)) (< v_main_~i~0_322 1000000) (<= |v_main_#t~nondet5_215| 2147483647) (<= 0 (+ |v_main_#t~nondet5_215| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_215|, main_~i~0=v_main_~i~0_322} OutVars{main_#t~nondet5=|v_main_#t~nondet5_215|, main_~i~0=v_main_~i~0_322} AuxVars[] AssignedVars[] [2021-05-01 07:11:07,379 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:11:07,382 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,392 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,394 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,396 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,401 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,404 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,405 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,407 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,410 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:07,412 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:07,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,415 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:07,417 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,419 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:07,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,423 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,437 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:11:07,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:11:07,467 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:07,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:07,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:07,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:07,487 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:11:07,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:07,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:07,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:07,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:07,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:07,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:11:07,515 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:11:07,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:11:07,580 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:11:07,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:11:07,599 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:11:07,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,601 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:11:07,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,635 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,636 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:07,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,665 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,667 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:07,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,702 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,703 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:07,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,737 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,739 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:07,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,774 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,775 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:07,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,813 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,815 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:07,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,855 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:07,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,898 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,900 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:07,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,944 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,946 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:07,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:07,993 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:07,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:07,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:07,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:07,994 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,047 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:08,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,100 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,101 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,155 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,157 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:08,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,213 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,214 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,274 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,276 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,338 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,340 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:08,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,405 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,470 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,472 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,543 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,545 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,617 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,619 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:08,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,695 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,696 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:08,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,774 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,776 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,856 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,858 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:08,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:08,942 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:08,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:08,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:08,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:08,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:08,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:09,029 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:09,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:09,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:09,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:09,030 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:09,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:09,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:09,119 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:09,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:09,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:09,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:09,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:09,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:09,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:09,168 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:09,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1764580118] [2021-05-01 07:11:09,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1764580118] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:09,168 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:09,168 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2021-05-01 07:11:09,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569860994] [2021-05-01 07:11:09,168 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-05-01 07:11:09,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:09,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-05-01 07:11:09,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=266, Invalid=3766, Unknown=0, NotChecked=0, Total=4032 [2021-05-01 07:11:09,169 INFO L87 Difference]: Start difference. First operand 75 states and 77 transitions. Second operand has 63 states, 62 states have (on average 1.0806451612903225) internal successors, (67), 61 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:12,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:12,522 INFO L93 Difference]: Finished difference Result 142 states and 146 transitions. [2021-05-01 07:11:12,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-05-01 07:11:12,522 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 62 states have (on average 1.0806451612903225) internal successors, (67), 61 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2021-05-01 07:11:12,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:12,523 INFO L225 Difference]: With dead ends: 142 [2021-05-01 07:11:12,523 INFO L226 Difference]: Without dead ends: 134 [2021-05-01 07:11:12,524 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4382 ImplicationChecksByTransitivity, 3610.5ms TimeCoverageRelationStatistics Valid=794, Invalid=14458, Unknown=0, NotChecked=0, Total=15252 [2021-05-01 07:11:12,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-05-01 07:11:12,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 79. [2021-05-01 07:11:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 74 states have (on average 1.0405405405405406) internal successors, (77), 74 states have internal predecessors, (77), 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 07:11:12,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 81 transitions. [2021-05-01 07:11:12,838 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 81 transitions. Word has length 71 [2021-05-01 07:11:12,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:12,838 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 81 transitions. [2021-05-01 07:11:12,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 63 states, 62 states have (on average 1.0806451612903225) internal successors, (67), 61 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:12,853 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 81 transitions. [2021-05-01 07:11:12,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-05-01 07:11:12,853 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:12,853 INFO L519 BasicCegarLoop]: trace histogram [27, 26, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:12,853 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-05-01 07:11:12,853 INFO L428 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:12,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:12,853 INFO L82 PathProgramCache]: Analyzing trace with hash -734007300, now seen corresponding path program 26 times [2021-05-01 07:11:12,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:12,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [14736495] [2021-05-01 07:11:12,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:12,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:12,856 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_107| 2147483648)) (< v_main_~i~0_352 1000000) (<= |v_main_#t~nondet3_107| 2147483647) (not (= |v_main_#t~nondet3_107| 0))) InVars {main_~i~0=v_main_~i~0_352, main_#t~nondet3=|v_main_#t~nondet3_107|} OutVars{main_~i~0=v_main_~i~0_352, main_#t~nondet3=|v_main_#t~nondet3_107|} AuxVars[] AssignedVars[] [2021-05-01 07:11:12,858 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:12,859 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,859 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,861 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,863 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,863 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:12,865 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:12,867 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,867 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:12,869 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,871 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:12,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,875 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,912 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,914 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:12,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:12,946 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:12,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:12,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:12,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:12,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:13,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:13,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:13,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:13,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:13,406 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 07:11:13,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:13,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:13,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:13,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:13,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:13,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:13,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:13,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:13,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:13,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:13,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:13,481 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:13,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [14736495] [2021-05-01 07:11:13,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [14736495] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:13,481 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:13,481 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-05-01 07:11:13,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248891512] [2021-05-01 07:11:13,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-01 07:11:13,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:13,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-01 07:11:13,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=443, Invalid=679, Unknown=0, NotChecked=0, Total=1122 [2021-05-01 07:11:13,487 INFO L87 Difference]: Start difference. First operand 79 states and 81 transitions. Second operand has 34 states, 34 states have (on average 1.9705882352941178) internal successors, (67), 32 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:15,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:15,852 INFO L93 Difference]: Finished difference Result 217 states and 245 transitions. [2021-05-01 07:11:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-01 07:11:15,852 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.9705882352941178) internal successors, (67), 32 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2021-05-01 07:11:15,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:15,854 INFO L225 Difference]: With dead ends: 217 [2021-05-01 07:11:15,854 INFO L226 Difference]: Without dead ends: 211 [2021-05-01 07:11:15,854 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2106 ImplicationChecksByTransitivity, 1971.6ms TimeCoverageRelationStatistics Valid=2623, Invalid=5749, Unknown=0, NotChecked=0, Total=8372 [2021-05-01 07:11:15,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-05-01 07:11:16,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 79. [2021-05-01 07:11:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 74 states have (on average 1.0405405405405406) internal successors, (77), 74 states have internal predecessors, (77), 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 07:11:16,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 81 transitions. [2021-05-01 07:11:16,022 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 81 transitions. Word has length 71 [2021-05-01 07:11:16,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:16,022 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 81 transitions. [2021-05-01 07:11:16,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.9705882352941178) internal successors, (67), 32 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 81 transitions. [2021-05-01 07:11:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-05-01 07:11:16,023 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:16,023 INFO L519 BasicCegarLoop]: trace histogram [28, 27, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:16,023 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-05-01 07:11:16,023 INFO L428 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:16,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:16,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1364874569, now seen corresponding path program 27 times [2021-05-01 07:11:16,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:16,023 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [940554100] [2021-05-01 07:11:16,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:16,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:16,027 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_111| 0)) (< v_main_~i~0_356 1000000) (<= 0 (+ |v_main_#t~nondet3_111| 2147483648)) (<= |v_main_#t~nondet3_111| 2147483647)) InVars {main_~i~0=v_main_~i~0_356, main_#t~nondet3=|v_main_#t~nondet3_111|} OutVars{main_~i~0=v_main_~i~0_356, main_#t~nondet3=|v_main_#t~nondet3_111|} AuxVars[] AssignedVars[] [2021-05-01 07:11:16,029 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:16,030 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,030 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,035 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:16,038 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:16,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,040 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:16,042 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,044 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:16,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,047 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,050 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,053 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,055 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,057 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,062 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,065 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,066 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,068 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,071 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:16,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:16,095 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:16,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:16,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:16,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:16,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:16,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:16,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:16,574 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 07:11:16,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:16,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:16,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:16,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:16,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:16,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:16,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:16,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:16,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:16,637 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:16,637 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [940554100] [2021-05-01 07:11:16,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [940554100] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:16,637 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:16,637 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-05-01 07:11:16,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753801288] [2021-05-01 07:11:16,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-01 07:11:16,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:16,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-01 07:11:16,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=717, Unknown=0, NotChecked=0, Total=1190 [2021-05-01 07:11:16,638 INFO L87 Difference]: Start difference. First operand 79 states and 81 transitions. Second operand has 35 states, 35 states have (on average 1.9714285714285715) internal successors, (69), 33 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:19,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:19,098 INFO L93 Difference]: Finished difference Result 222 states and 251 transitions. [2021-05-01 07:11:19,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-05-01 07:11:19,098 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 1.9714285714285715) internal successors, (69), 33 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 73 [2021-05-01 07:11:19,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:19,099 INFO L225 Difference]: With dead ends: 222 [2021-05-01 07:11:19,099 INFO L226 Difference]: Without dead ends: 216 [2021-05-01 07:11:19,100 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2254 ImplicationChecksByTransitivity, 2048.4ms TimeCoverageRelationStatistics Valid=2803, Invalid=6127, Unknown=0, NotChecked=0, Total=8930 [2021-05-01 07:11:19,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-05-01 07:11:19,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 79. [2021-05-01 07:11:19,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 74 states have (on average 1.0405405405405406) internal successors, (77), 74 states have internal predecessors, (77), 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 07:11:19,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 81 transitions. [2021-05-01 07:11:19,276 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 81 transitions. Word has length 73 [2021-05-01 07:11:19,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:19,276 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 81 transitions. [2021-05-01 07:11:19,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.9714285714285715) internal successors, (69), 33 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:19,276 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 81 transitions. [2021-05-01 07:11:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-05-01 07:11:19,277 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:19,277 INFO L519 BasicCegarLoop]: trace histogram [30, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:19,277 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-05-01 07:11:19,277 INFO L428 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:19,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:19,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1767883688, now seen corresponding path program 15 times [2021-05-01 07:11:19,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:19,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1613610610] [2021-05-01 07:11:19,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:19,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:19,281 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_360 1000000) (<= |v_main_#t~nondet5_245| 2147483647) (<= 0 (+ |v_main_#t~nondet5_245| 2147483648)) (not (= |v_main_#t~nondet5_245| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_245|, main_~i~0=v_main_~i~0_360} OutVars{main_#t~nondet5=|v_main_#t~nondet5_245|, main_~i~0=v_main_~i~0_360} AuxVars[] AssignedVars[] [2021-05-01 07:11:19,283 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:11:19,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,289 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,291 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,300 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,305 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,307 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,308 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,309 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,313 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:19,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,318 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:19,318 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:19,320 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:19,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,328 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,330 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,339 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,341 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:11:19,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:11:19,369 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:19,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:19,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:19,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:19,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:19,398 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:11:19,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:19,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:19,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:19,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:19,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:19,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:19,428 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 07:11:19,429 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:11:19,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:11:19,487 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:11:19,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:11:19,507 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:11:19,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,509 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-05-01 07:11:19,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,535 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:19,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,565 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,567 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:19,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,598 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:19,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,632 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:19,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:19,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,708 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:19,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,749 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,750 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:19,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,794 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:19,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,841 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,842 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:19,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,890 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,891 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:19,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:19,941 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:19,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:19,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:19,942 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:19,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,003 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,005 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,060 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,061 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:20,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,118 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,119 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,179 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:20,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,242 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,245 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,310 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,311 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,378 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,379 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,453 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:20,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,529 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,530 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,605 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,606 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,683 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,684 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,766 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,850 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,851 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:20,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:20,936 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:20,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:20,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:20,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:20,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:20,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:21,023 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:21,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:21,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:21,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:21,025 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:21,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:21,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:21,118 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:21,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:21,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:21,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:21,124 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:21,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:21,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:21,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:21,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:21,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:21,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:21,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:21,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:21,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:21,268 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:21,268 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1613610610] [2021-05-01 07:11:21,268 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1613610610] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:21,268 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:21,268 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [67] imperfect sequences [] total 67 [2021-05-01 07:11:21,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791637068] [2021-05-01 07:11:21,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-05-01 07:11:21,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:21,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-05-01 07:11:21,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=4272, Unknown=0, NotChecked=0, Total=4556 [2021-05-01 07:11:21,270 INFO L87 Difference]: Start difference. First operand 79 states and 81 transitions. Second operand has 67 states, 66 states have (on average 1.0757575757575757) internal successors, (71), 65 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:24,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:24,502 INFO L93 Difference]: Finished difference Result 150 states and 154 transitions. [2021-05-01 07:11:24,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-05-01 07:11:24,502 INFO L78 Accepts]: Start accepts. Automaton has has 67 states, 66 states have (on average 1.0757575757575757) internal successors, (71), 65 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 75 [2021-05-01 07:11:24,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:24,503 INFO L225 Difference]: With dead ends: 150 [2021-05-01 07:11:24,503 INFO L226 Difference]: Without dead ends: 142 [2021-05-01 07:11:24,504 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4994 ImplicationChecksByTransitivity, 3700.4ms TimeCoverageRelationStatistics Valid=848, Invalid=16444, Unknown=0, NotChecked=0, Total=17292 [2021-05-01 07:11:24,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-05-01 07:11:24,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 83. [2021-05-01 07:11:24,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 78 states have (on average 1.0384615384615385) internal successors, (81), 78 states have internal predecessors, (81), 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 07:11:24,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 85 transitions. [2021-05-01 07:11:24,699 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 85 transitions. Word has length 75 [2021-05-01 07:11:24,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:24,699 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 85 transitions. [2021-05-01 07:11:24,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 67 states, 66 states have (on average 1.0757575757575757) internal successors, (71), 65 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:24,699 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2021-05-01 07:11:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-05-01 07:11:24,699 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:24,699 INFO L519 BasicCegarLoop]: trace histogram [29, 28, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:24,699 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-05-01 07:11:24,699 INFO L428 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:24,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:24,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2037931342, now seen corresponding path program 28 times [2021-05-01 07:11:24,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:24,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [394528273] [2021-05-01 07:11:24,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:24,703 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_115| 2147483648)) (< v_main_~i~0_392 1000000) (<= |v_main_#t~nondet3_115| 2147483647) (not (= |v_main_#t~nondet3_115| 0))) InVars {main_~i~0=v_main_~i~0_392, main_#t~nondet3=|v_main_#t~nondet3_115|} OutVars{main_~i~0=v_main_~i~0_392, main_#t~nondet3=|v_main_#t~nondet3_115|} AuxVars[] AssignedVars[] [2021-05-01 07:11:24,705 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:24,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,710 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,712 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,714 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,716 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,718 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,720 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,723 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,723 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,725 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,731 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,732 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:24,734 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,736 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:24,736 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:24,738 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,742 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,743 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,747 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,748 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,750 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:24,752 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,753 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,754 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:24,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:24,787 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:24,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:24,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:24,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:24,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:25,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:25,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:25,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:25,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:25,188 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 07:11:25,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:25,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:25,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:25,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:25,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:25,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:25,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:25,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:25,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:25,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:25,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:25,254 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:25,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [394528273] [2021-05-01 07:11:25,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [394528273] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:25,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:25,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-05-01 07:11:25,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510984314] [2021-05-01 07:11:25,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-01 07:11:25,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:25,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-01 07:11:25,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=504, Invalid=756, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 07:11:25,255 INFO L87 Difference]: Start difference. First operand 83 states and 85 transitions. Second operand has 36 states, 36 states have (on average 1.9722222222222223) internal successors, (71), 34 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:27,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:27,906 INFO L93 Difference]: Finished difference Result 231 states and 261 transitions. [2021-05-01 07:11:27,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-05-01 07:11:27,906 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.9722222222222223) internal successors, (71), 34 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 75 [2021-05-01 07:11:27,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:27,907 INFO L225 Difference]: With dead ends: 231 [2021-05-01 07:11:27,907 INFO L226 Difference]: Without dead ends: 225 [2021-05-01 07:11:27,908 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2407 ImplicationChecksByTransitivity, 2104.8ms TimeCoverageRelationStatistics Valid=2989, Invalid=6517, Unknown=0, NotChecked=0, Total=9506 [2021-05-01 07:11:27,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-05-01 07:11:28,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 83. [2021-05-01 07:11:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 78 states have (on average 1.0384615384615385) internal successors, (81), 78 states have internal predecessors, (81), 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 07:11:28,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 85 transitions. [2021-05-01 07:11:28,109 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 85 transitions. Word has length 75 [2021-05-01 07:11:28,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:28,109 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 85 transitions. [2021-05-01 07:11:28,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 1.9722222222222223) internal successors, (71), 34 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2021-05-01 07:11:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-05-01 07:11:28,109 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:28,109 INFO L519 BasicCegarLoop]: trace histogram [30, 29, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:28,110 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-05-01 07:11:28,110 INFO L428 AbstractCegarLoop]: === Iteration 46 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:28,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:28,110 INFO L82 PathProgramCache]: Analyzing trace with hash -305428499, now seen corresponding path program 29 times [2021-05-01 07:11:28,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:28,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1452975674] [2021-05-01 07:11:28,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:28,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:28,113 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_396 1000000) (not (= |v_main_#t~nondet3_119| 0)) (<= |v_main_#t~nondet3_119| 2147483647) (<= 0 (+ |v_main_#t~nondet3_119| 2147483648))) InVars {main_~i~0=v_main_~i~0_396, main_#t~nondet3=|v_main_#t~nondet3_119|} OutVars{main_~i~0=v_main_~i~0_396, main_#t~nondet3=|v_main_#t~nondet3_119|} AuxVars[] AssignedVars[] [2021-05-01 07:11:28,114 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:28,117 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,123 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,125 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,127 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,129 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,131 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,132 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,132 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,134 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,136 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,136 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:28,139 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:28,140 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,141 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:28,142 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:28,144 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,148 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,149 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,151 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,156 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,159 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:28,188 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:28,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:28,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:28,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:28,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:28,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:28,641 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 07:11:28,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:28,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:28,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:28,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:28,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:28,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:28,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:28,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:28,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:28,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:28,709 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:28,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1452975674] [2021-05-01 07:11:28,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1452975674] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:28,710 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:28,710 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-05-01 07:11:28,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740212895] [2021-05-01 07:11:28,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-01 07:11:28,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:28,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-01 07:11:28,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=536, Invalid=796, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 07:11:28,710 INFO L87 Difference]: Start difference. First operand 83 states and 85 transitions. Second operand has 37 states, 37 states have (on average 1.972972972972973) internal successors, (73), 35 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:31,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:31,525 INFO L93 Difference]: Finished difference Result 236 states and 267 transitions. [2021-05-01 07:11:31,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-05-01 07:11:31,526 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 1.972972972972973) internal successors, (73), 35 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 77 [2021-05-01 07:11:31,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:31,526 INFO L225 Difference]: With dead ends: 236 [2021-05-01 07:11:31,527 INFO L226 Difference]: Without dead ends: 230 [2021-05-01 07:11:31,527 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2565 ImplicationChecksByTransitivity, 2271.4ms TimeCoverageRelationStatistics Valid=3181, Invalid=6919, Unknown=0, NotChecked=0, Total=10100 [2021-05-01 07:11:31,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-05-01 07:11:31,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 83. [2021-05-01 07:11:31,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 78 states have (on average 1.0384615384615385) internal successors, (81), 78 states have internal predecessors, (81), 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 07:11:31,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 85 transitions. [2021-05-01 07:11:31,743 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 85 transitions. Word has length 77 [2021-05-01 07:11:31,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:31,743 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 85 transitions. [2021-05-01 07:11:31,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.972972972972973) internal successors, (73), 35 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2021-05-01 07:11:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-01 07:11:31,744 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:31,744 INFO L519 BasicCegarLoop]: trace histogram [32, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:31,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-05-01 07:11:31,744 INFO L428 AbstractCegarLoop]: === Iteration 47 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:31,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:31,744 INFO L82 PathProgramCache]: Analyzing trace with hash 452837470, now seen corresponding path program 16 times [2021-05-01 07:11:31,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:31,744 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [4609906] [2021-05-01 07:11:31,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:31,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:31,748 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_277| 2147483647) (not (= |v_main_#t~nondet5_277| 0)) (<= 0 (+ |v_main_#t~nondet5_277| 2147483648)) (< v_main_~i~0_400 1000000)) InVars {main_#t~nondet5=|v_main_#t~nondet5_277|, main_~i~0=v_main_~i~0_400} OutVars{main_#t~nondet5=|v_main_#t~nondet5_277|, main_~i~0=v_main_~i~0_400} AuxVars[] AssignedVars[] [2021-05-01 07:11:31,750 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:11:31,751 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,751 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,754 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,756 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,756 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:31,759 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:31,762 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,762 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:31,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,767 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,772 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,781 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,784 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:31,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,788 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,790 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,791 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,793 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,795 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,798 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,803 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:11:31,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:11:31,831 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:31,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:31,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:31,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:31,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:31,849 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:11:31,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:31,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:31,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:31,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:31,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:31,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:11:31,878 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:11:31,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:31,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:31,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:11:31,930 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:11:31,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:11:31,951 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:11:31,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:31,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:31,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:31,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:31,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:31,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:31,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:31,979 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:31,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:31,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,008 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,009 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,039 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,040 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,074 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:32,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,111 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,113 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:32,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,154 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,156 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:32,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,201 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,249 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,250 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,297 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,298 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,347 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,348 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,406 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:32,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,460 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,461 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:32,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,519 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:32,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,579 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,580 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:32,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,641 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:32,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,706 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,708 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,773 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,774 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,843 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,844 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:32,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,915 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,917 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:32,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:32,990 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:32,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:32,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:32,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:32,992 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:33,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,068 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,069 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:33,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,148 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,149 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:33,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,233 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,234 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:33,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,318 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:33,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,404 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,405 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:33,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,501 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:33,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,594 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,602 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:33,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,697 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:33,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,794 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,796 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:33,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:33,896 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:33,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:33,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:33,898 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:33,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:33,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:33,953 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:33,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [4609906] [2021-05-01 07:11:33,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [4609906] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:33,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:33,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [71] imperfect sequences [] total 71 [2021-05-01 07:11:33,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592142999] [2021-05-01 07:11:33,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-05-01 07:11:33,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:33,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-05-01 07:11:33,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=4810, Unknown=0, NotChecked=0, Total=5112 [2021-05-01 07:11:33,954 INFO L87 Difference]: Start difference. First operand 83 states and 85 transitions. Second operand has 71 states, 70 states have (on average 1.0714285714285714) internal successors, (75), 69 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 07:11:37,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:37,663 INFO L93 Difference]: Finished difference Result 158 states and 162 transitions. [2021-05-01 07:11:37,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-05-01 07:11:37,663 INFO L78 Accepts]: Start accepts. Automaton has has 71 states, 70 states have (on average 1.0714285714285714) internal successors, (75), 69 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 79 [2021-05-01 07:11:37,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:37,664 INFO L225 Difference]: With dead ends: 158 [2021-05-01 07:11:37,664 INFO L226 Difference]: Without dead ends: 150 [2021-05-01 07:11:37,664 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5646 ImplicationChecksByTransitivity, 4173.3ms TimeCoverageRelationStatistics Valid=902, Invalid=18558, Unknown=0, NotChecked=0, Total=19460 [2021-05-01 07:11:37,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2021-05-01 07:11:37,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 87. [2021-05-01 07:11:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 82 states have (on average 1.0365853658536586) internal successors, (85), 82 states have internal predecessors, (85), 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 07:11:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 89 transitions. [2021-05-01 07:11:37,903 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 89 transitions. Word has length 79 [2021-05-01 07:11:37,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:37,903 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 89 transitions. [2021-05-01 07:11:37,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 71 states, 70 states have (on average 1.0714285714285714) internal successors, (75), 69 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 07:11:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 89 transitions. [2021-05-01 07:11:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-05-01 07:11:37,903 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:37,903 INFO L519 BasicCegarLoop]: trace histogram [31, 30, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:37,904 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-05-01 07:11:37,904 INFO L428 AbstractCegarLoop]: === Iteration 48 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:37,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:37,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1817507224, now seen corresponding path program 30 times [2021-05-01 07:11:37,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:37,904 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [808797127] [2021-05-01 07:11:37,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:37,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:37,907 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_434 1000000) (<= |v_main_#t~nondet3_123| 2147483647) (<= 0 (+ |v_main_#t~nondet3_123| 2147483648)) (not (= |v_main_#t~nondet3_123| 0))) InVars {main_~i~0=v_main_~i~0_434, main_#t~nondet3=|v_main_#t~nondet3_123|} OutVars{main_~i~0=v_main_~i~0_434, main_#t~nondet3=|v_main_#t~nondet3_123|} AuxVars[] AssignedVars[] [2021-05-01 07:11:37,909 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:37,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,924 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,934 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,934 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,936 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,938 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,939 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:37,942 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:37,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,944 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:37,945 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:37,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,950 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,952 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,954 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,955 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,960 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,961 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:37,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:37,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:37,985 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:38,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:38,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:38,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:38,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:38,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:38,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:38,441 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 07:11:38,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:38,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:38,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:38,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:38,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:38,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:38,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:38,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:38,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:38,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:38,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:38,511 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:38,511 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [808797127] [2021-05-01 07:11:38,511 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [808797127] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:38,512 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:38,512 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-05-01 07:11:38,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47275283] [2021-05-01 07:11:38,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-01 07:11:38,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:38,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-01 07:11:38,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=569, Invalid=837, Unknown=0, NotChecked=0, Total=1406 [2021-05-01 07:11:38,513 INFO L87 Difference]: Start difference. First operand 87 states and 89 transitions. Second operand has 38 states, 38 states have (on average 1.9736842105263157) internal successors, (75), 36 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 07:11:41,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:41,585 INFO L93 Difference]: Finished difference Result 245 states and 277 transitions. [2021-05-01 07:11:41,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-05-01 07:11:41,586 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 1.9736842105263157) internal successors, (75), 36 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 79 [2021-05-01 07:11:41,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:41,587 INFO L225 Difference]: With dead ends: 245 [2021-05-01 07:11:41,587 INFO L226 Difference]: Without dead ends: 239 [2021-05-01 07:11:41,588 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2728 ImplicationChecksByTransitivity, 2418.6ms TimeCoverageRelationStatistics Valid=3379, Invalid=7333, Unknown=0, NotChecked=0, Total=10712 [2021-05-01 07:11:41,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-05-01 07:11:41,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 87. [2021-05-01 07:11:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 82 states have (on average 1.0365853658536586) internal successors, (85), 82 states have internal predecessors, (85), 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 07:11:41,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 89 transitions. [2021-05-01 07:11:41,845 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 89 transitions. Word has length 79 [2021-05-01 07:11:41,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:41,845 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 89 transitions. [2021-05-01 07:11:41,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.9736842105263157) internal successors, (75), 36 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 07:11:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 89 transitions. [2021-05-01 07:11:41,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-05-01 07:11:41,845 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:41,845 INFO L519 BasicCegarLoop]: trace histogram [32, 31, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:41,845 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-05-01 07:11:41,845 INFO L428 AbstractCegarLoop]: === Iteration 49 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:41,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:41,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1068751395, now seen corresponding path program 31 times [2021-05-01 07:11:41,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:41,846 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1648659976] [2021-05-01 07:11:41,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:41,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:41,849 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_438 1000000) (<= |v_main_#t~nondet3_127| 2147483647) (not (= |v_main_#t~nondet3_127| 0)) (<= 0 (+ |v_main_#t~nondet3_127| 2147483648))) InVars {main_~i~0=v_main_~i~0_438, main_#t~nondet3=|v_main_#t~nondet3_127|} OutVars{main_~i~0=v_main_~i~0_438, main_#t~nondet3=|v_main_#t~nondet3_127|} AuxVars[] AssignedVars[] [2021-05-01 07:11:41,850 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:41,851 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,851 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,853 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,855 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,856 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:41,858 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,860 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:41,860 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:41,862 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:41,864 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,866 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,870 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,872 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,874 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,879 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,884 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,887 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,891 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,893 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:41,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:41,919 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:41,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:41,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:41,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:41,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:42,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:42,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:42,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:42,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:42,398 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 07:11:42,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:42,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:42,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:42,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:42,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:42,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:42,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:42,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:42,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:42,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:42,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:42,469 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:42,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1648659976] [2021-05-01 07:11:42,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1648659976] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:42,469 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:42,470 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-05-01 07:11:42,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841911321] [2021-05-01 07:11:42,470 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-01 07:11:42,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:42,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-01 07:11:42,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=603, Invalid=879, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 07:11:42,470 INFO L87 Difference]: Start difference. First operand 87 states and 89 transitions. Second operand has 39 states, 39 states have (on average 1.9743589743589745) internal successors, (77), 37 states have internal predecessors, (77), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:45,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:45,678 INFO L93 Difference]: Finished difference Result 250 states and 283 transitions. [2021-05-01 07:11:45,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-05-01 07:11:45,678 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.9743589743589745) internal successors, (77), 37 states have internal predecessors, (77), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 81 [2021-05-01 07:11:45,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:45,679 INFO L225 Difference]: With dead ends: 250 [2021-05-01 07:11:45,679 INFO L226 Difference]: Without dead ends: 244 [2021-05-01 07:11:45,680 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2896 ImplicationChecksByTransitivity, 2530.2ms TimeCoverageRelationStatistics Valid=3583, Invalid=7759, Unknown=0, NotChecked=0, Total=11342 [2021-05-01 07:11:45,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-05-01 07:11:45,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 87. [2021-05-01 07:11:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 82 states have (on average 1.0365853658536586) internal successors, (85), 82 states have internal predecessors, (85), 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 07:11:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 89 transitions. [2021-05-01 07:11:45,965 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 89 transitions. Word has length 81 [2021-05-01 07:11:45,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:45,965 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 89 transitions. [2021-05-01 07:11:45,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.9743589743589745) internal successors, (77), 37 states have internal predecessors, (77), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:45,965 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 89 transitions. [2021-05-01 07:11:45,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-05-01 07:11:45,966 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:45,966 INFO L519 BasicCegarLoop]: trace histogram [34, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:45,966 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-05-01 07:11:45,966 INFO L428 AbstractCegarLoop]: === Iteration 50 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:45,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:45,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1623035372, now seen corresponding path program 17 times [2021-05-01 07:11:45,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:45,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1629878729] [2021-05-01 07:11:45,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:45,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:45,970 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_311| 0)) (<= |v_main_#t~nondet5_311| 2147483647) (< v_main_~i~0_442 1000000) (<= 0 (+ |v_main_#t~nondet5_311| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_311|, main_~i~0=v_main_~i~0_442} OutVars{main_#t~nondet5=|v_main_#t~nondet5_311|, main_~i~0=v_main_~i~0_442} AuxVars[] AssignedVars[] [2021-05-01 07:11:45,982 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:11:45,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,987 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,996 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:45,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,001 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,003 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,006 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,006 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,007 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,011 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,012 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:46,018 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,020 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:46,021 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:46,023 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,029 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,037 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,039 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,041 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:46,043 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,044 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:11:46,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:11:46,073 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:46,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:46,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:46,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:46,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:11:46,094 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:11:46,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:46,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:46,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:46,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:46,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:46,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:46,122 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 07:11:46,123 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:11:46,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:11:46,179 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:11:46,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:11:46,200 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:11:46,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,202 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:11:46,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,237 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:46,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,267 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:46,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,299 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,301 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:46,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,334 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,336 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:46,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,372 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,374 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,412 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,414 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,455 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:46,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,499 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,501 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,547 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,548 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:46,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,596 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,597 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,648 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,650 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:46,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,703 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,704 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,765 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,766 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,824 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,825 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:46,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,887 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,889 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:46,954 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:46,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:46,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:46,956 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:46,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:46,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,022 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,023 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:47,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,110 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,111 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:47,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,182 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:47,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,256 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,258 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:47,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,333 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,413 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,414 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:47,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,495 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:47,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,579 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:47,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,671 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:47,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,766 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,768 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:47,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,859 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,860 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:47,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:47,954 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:47,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:47,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:47,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:47,955 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:48,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:48,052 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:48,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:48,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:48,053 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:11:48,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:48,152 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:48,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:48,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:48,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:11:48,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:48,254 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:48,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:48,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:48,256 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:48,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:11:48,359 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:11:48,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:48,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:48,360 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:11:48,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:48,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:48,416 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:48,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1629878729] [2021-05-01 07:11:48,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1629878729] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:48,417 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:48,417 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [75] imperfect sequences [] total 75 [2021-05-01 07:11:48,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080514588] [2021-05-01 07:11:48,417 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-05-01 07:11:48,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:48,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-05-01 07:11:48,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=5380, Unknown=0, NotChecked=0, Total=5700 [2021-05-01 07:11:48,418 INFO L87 Difference]: Start difference. First operand 87 states and 89 transitions. Second operand has 75 states, 74 states have (on average 1.0675675675675675) internal successors, (79), 73 states have internal predecessors, (79), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:52,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:52,447 INFO L93 Difference]: Finished difference Result 166 states and 170 transitions. [2021-05-01 07:11:52,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-05-01 07:11:52,448 INFO L78 Accepts]: Start accepts. Automaton has has 75 states, 74 states have (on average 1.0675675675675675) internal successors, (79), 73 states have internal predecessors, (79), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2021-05-01 07:11:52,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:52,448 INFO L225 Difference]: With dead ends: 166 [2021-05-01 07:11:52,448 INFO L226 Difference]: Without dead ends: 158 [2021-05-01 07:11:52,449 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6338 ImplicationChecksByTransitivity, 4547.0ms TimeCoverageRelationStatistics Valid=956, Invalid=20800, Unknown=0, NotChecked=0, Total=21756 [2021-05-01 07:11:52,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-05-01 07:11:52,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 91. [2021-05-01 07:11:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 86 states have (on average 1.0348837209302326) internal successors, (89), 86 states have internal predecessors, (89), 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 07:11:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 93 transitions. [2021-05-01 07:11:52,774 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 93 transitions. Word has length 83 [2021-05-01 07:11:52,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:52,774 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 93 transitions. [2021-05-01 07:11:52,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 75 states, 74 states have (on average 1.0675675675675675) internal successors, (79), 73 states have internal predecessors, (79), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 93 transitions. [2021-05-01 07:11:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-05-01 07:11:52,775 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:52,775 INFO L519 BasicCegarLoop]: trace histogram [33, 32, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:52,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-05-01 07:11:52,775 INFO L428 AbstractCegarLoop]: === Iteration 51 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:52,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:52,775 INFO L82 PathProgramCache]: Analyzing trace with hash 214411038, now seen corresponding path program 32 times [2021-05-01 07:11:52,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:52,775 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1923408865] [2021-05-01 07:11:52,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:52,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:52,778 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_478 1000000) (not (= |v_main_#t~nondet3_131| 0)) (<= |v_main_#t~nondet3_131| 2147483647) (<= 0 (+ |v_main_#t~nondet3_131| 2147483648))) InVars {main_~i~0=v_main_~i~0_478, main_#t~nondet3=|v_main_#t~nondet3_131|} OutVars{main_~i~0=v_main_~i~0_478, main_#t~nondet3=|v_main_#t~nondet3_131|} AuxVars[] AssignedVars[] [2021-05-01 07:11:52,780 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:52,783 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,788 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,790 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,792 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,797 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,799 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,800 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,800 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,804 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,805 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:52,807 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:52,809 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,809 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:52,811 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:52,813 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,815 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,817 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,818 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,820 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,822 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,824 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,825 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,827 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,828 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:52,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:52,852 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:52,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:52,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:52,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:52,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:53,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:53,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:53,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:53,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:53,374 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 07:11:53,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:53,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:53,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:53,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:53,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:53,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:53,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:53,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:53,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:53,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:53,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:53,467 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:53,467 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1923408865] [2021-05-01 07:11:53,467 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1923408865] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:53,467 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:53,467 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2021-05-01 07:11:53,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989160227] [2021-05-01 07:11:53,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-01 07:11:53,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:53,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-01 07:11:53,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=638, Invalid=922, Unknown=0, NotChecked=0, Total=1560 [2021-05-01 07:11:53,468 INFO L87 Difference]: Start difference. First operand 91 states and 93 transitions. Second operand has 40 states, 40 states have (on average 1.975) internal successors, (79), 38 states have internal predecessors, (79), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:56,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:11:56,971 INFO L93 Difference]: Finished difference Result 259 states and 293 transitions. [2021-05-01 07:11:56,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-05-01 07:11:56,971 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 1.975) internal successors, (79), 38 states have internal predecessors, (79), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 83 [2021-05-01 07:11:56,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:11:56,972 INFO L225 Difference]: With dead ends: 259 [2021-05-01 07:11:56,972 INFO L226 Difference]: Without dead ends: 253 [2021-05-01 07:11:56,973 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3069 ImplicationChecksByTransitivity, 2696.7ms TimeCoverageRelationStatistics Valid=3793, Invalid=8197, Unknown=0, NotChecked=0, Total=11990 [2021-05-01 07:11:56,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2021-05-01 07:11:57,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 91. [2021-05-01 07:11:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 86 states have (on average 1.0348837209302326) internal successors, (89), 86 states have internal predecessors, (89), 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 07:11:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 93 transitions. [2021-05-01 07:11:57,288 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 93 transitions. Word has length 83 [2021-05-01 07:11:57,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:11:57,289 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 93 transitions. [2021-05-01 07:11:57,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.975) internal successors, (79), 38 states have internal predecessors, (79), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:11:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 93 transitions. [2021-05-01 07:11:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-05-01 07:11:57,289 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:11:57,289 INFO L519 BasicCegarLoop]: trace histogram [34, 33, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:11:57,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-05-01 07:11:57,289 INFO L428 AbstractCegarLoop]: === Iteration 52 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:11:57,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:11:57,290 INFO L82 PathProgramCache]: Analyzing trace with hash -467918503, now seen corresponding path program 33 times [2021-05-01 07:11:57,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:11:57,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [133798055] [2021-05-01 07:11:57,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:11:57,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:11:57,293 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_482 1000000) (<= 0 (+ |v_main_#t~nondet3_135| 2147483648)) (not (= |v_main_#t~nondet3_135| 0)) (<= |v_main_#t~nondet3_135| 2147483647)) InVars {main_~i~0=v_main_~i~0_482, main_#t~nondet3=|v_main_#t~nondet3_135|} OutVars{main_~i~0=v_main_~i~0_482, main_#t~nondet3=|v_main_#t~nondet3_135|} AuxVars[] AssignedVars[] [2021-05-01 07:11:57,294 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:11:57,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,300 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,308 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,313 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,314 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,319 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:11:57,321 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:57,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,323 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:11:57,325 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:11:57,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,331 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,339 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,342 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:11:57,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:11:57,367 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:11:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:57,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:57,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:57,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:11:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:57,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:11:57,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:11:57,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:11:57,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:57,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:57,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:57,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:11:57,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:57,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:11:57,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:11:57,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:57,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:11:57,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:11:58,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:11:58,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:11:58,002 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:11:58,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [133798055] [2021-05-01 07:11:58,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [133798055] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:11:58,002 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:11:58,002 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-05-01 07:11:58,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355704463] [2021-05-01 07:11:58,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-01 07:11:58,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:11:58,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-01 07:11:58,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=674, Invalid=966, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 07:11:58,003 INFO L87 Difference]: Start difference. First operand 91 states and 93 transitions. Second operand has 41 states, 41 states have (on average 1.975609756097561) internal successors, (81), 39 states have internal predecessors, (81), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:01,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:01,648 INFO L93 Difference]: Finished difference Result 264 states and 299 transitions. [2021-05-01 07:12:01,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-05-01 07:12:01,649 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 1.975609756097561) internal successors, (81), 39 states have internal predecessors, (81), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 85 [2021-05-01 07:12:01,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:01,650 INFO L225 Difference]: With dead ends: 264 [2021-05-01 07:12:01,650 INFO L226 Difference]: Without dead ends: 258 [2021-05-01 07:12:01,650 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3247 ImplicationChecksByTransitivity, 2779.7ms TimeCoverageRelationStatistics Valid=4009, Invalid=8647, Unknown=0, NotChecked=0, Total=12656 [2021-05-01 07:12:01,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-05-01 07:12:01,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 91. [2021-05-01 07:12:01,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 86 states have (on average 1.0348837209302326) internal successors, (89), 86 states have internal predecessors, (89), 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 07:12:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 93 transitions. [2021-05-01 07:12:01,979 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 93 transitions. Word has length 85 [2021-05-01 07:12:01,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:01,980 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 93 transitions. [2021-05-01 07:12:01,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.975609756097561) internal successors, (81), 39 states have internal predecessors, (81), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:01,980 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 93 transitions. [2021-05-01 07:12:01,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-05-01 07:12:01,980 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:01,980 INFO L519 BasicCegarLoop]: trace histogram [36, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:01,980 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-05-01 07:12:01,980 INFO L428 AbstractCegarLoop]: === Iteration 53 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:01,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:01,981 INFO L82 PathProgramCache]: Analyzing trace with hash 701192394, now seen corresponding path program 18 times [2021-05-01 07:12:01,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:01,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1449268037] [2021-05-01 07:12:01,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:01,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:01,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:01,986 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet5_347| 2147483648)) (not (= |v_main_#t~nondet5_347| 0)) (<= |v_main_#t~nondet5_347| 2147483647) (< v_main_~i~0_486 1000000)) InVars {main_#t~nondet5=|v_main_#t~nondet5_347|, main_~i~0=v_main_~i~0_486} OutVars{main_#t~nondet5=|v_main_#t~nondet5_347|, main_~i~0=v_main_~i~0_486} AuxVars[] AssignedVars[] [2021-05-01 07:12:01,988 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:12:01,989 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:01,990 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:01,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:01,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:01,995 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:01,997 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:01,999 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,000 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:02,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,004 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,010 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,018 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,022 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,024 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:02,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,029 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,034 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,038 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,042 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:12:02,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:12:02,077 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:02,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:02,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:02,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:12:02,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:12:02,099 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:12:02,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:02,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:02,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:02,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:02,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:02,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:02,127 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 07:12:02,129 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:12:02,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:12:02,182 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:12:02,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:12:02,203 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:12:02,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,205 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:12:02,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,242 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,244 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,273 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,274 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,308 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,310 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,344 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,346 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,382 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,383 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,422 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,424 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,465 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:02,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,510 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,512 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:02,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,558 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,559 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:02,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,608 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,609 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:02,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,660 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,662 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,718 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:02,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,776 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,778 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:02,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,839 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,840 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,902 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,904 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:02,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:02,972 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:02,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:02,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:02,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:02,974 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:03,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,041 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:03,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,112 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,113 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:03,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,185 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,186 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:03,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,263 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:03,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,340 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,342 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:03,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,435 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,437 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:03,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,530 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,532 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:03,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,617 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:03,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,706 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,708 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:03,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,798 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,799 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:03,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,895 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:03,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:03,992 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:03,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:03,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:03,993 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:04,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:04,092 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:04,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:04,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:04,093 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:04,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:04,194 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:04,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:04,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:04,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:04,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:04,299 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:04,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:04,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:04,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:04,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:04,406 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:04,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:04,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:04,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:04,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:04,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:04,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:04,518 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:04,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:04,632 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:04,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:04,634 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:04,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:04,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:04,698 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:04,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1449268037] [2021-05-01 07:12:04,698 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1449268037] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:04,698 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:04,698 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [79] imperfect sequences [] total 79 [2021-05-01 07:12:04,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752412189] [2021-05-01 07:12:04,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-05-01 07:12:04,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:04,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-05-01 07:12:04,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=5982, Unknown=0, NotChecked=0, Total=6320 [2021-05-01 07:12:04,699 INFO L87 Difference]: Start difference. First operand 91 states and 93 transitions. Second operand has 79 states, 78 states have (on average 1.064102564102564) internal successors, (83), 77 states have internal predecessors, (83), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:09,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:09,268 INFO L93 Difference]: Finished difference Result 174 states and 178 transitions. [2021-05-01 07:12:09,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-01 07:12:09,268 INFO L78 Accepts]: Start accepts. Automaton has has 79 states, 78 states have (on average 1.064102564102564) internal successors, (83), 77 states have internal predecessors, (83), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2021-05-01 07:12:09,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:09,269 INFO L225 Difference]: With dead ends: 174 [2021-05-01 07:12:09,269 INFO L226 Difference]: Without dead ends: 166 [2021-05-01 07:12:09,270 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7070 ImplicationChecksByTransitivity, 5076.5ms TimeCoverageRelationStatistics Valid=1010, Invalid=23170, Unknown=0, NotChecked=0, Total=24180 [2021-05-01 07:12:09,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-05-01 07:12:09,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 95. [2021-05-01 07:12:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 90 states have (on average 1.0333333333333334) internal successors, (93), 90 states have internal predecessors, (93), 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 07:12:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 97 transitions. [2021-05-01 07:12:09,624 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 97 transitions. Word has length 87 [2021-05-01 07:12:09,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:09,624 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 97 transitions. [2021-05-01 07:12:09,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 79 states, 78 states have (on average 1.064102564102564) internal successors, (83), 77 states have internal predecessors, (83), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2021-05-01 07:12:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-05-01 07:12:09,624 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:09,624 INFO L519 BasicCegarLoop]: trace histogram [35, 34, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:09,625 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-05-01 07:12:09,625 INFO L428 AbstractCegarLoop]: === Iteration 54 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:09,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:09,625 INFO L82 PathProgramCache]: Analyzing trace with hash 943388884, now seen corresponding path program 34 times [2021-05-01 07:12:09,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:09,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [647202745] [2021-05-01 07:12:09,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:09,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:09,628 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_139| 2147483648)) (<= |v_main_#t~nondet3_139| 2147483647) (< v_main_~i~0_524 1000000) (not (= |v_main_#t~nondet3_139| 0))) InVars {main_~i~0=v_main_~i~0_524, main_#t~nondet3=|v_main_#t~nondet3_139|} OutVars{main_~i~0=v_main_~i~0_524, main_#t~nondet3=|v_main_#t~nondet3_139|} AuxVars[] AssignedVars[] [2021-05-01 07:12:09,629 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:12:09,632 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,635 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,637 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,644 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,646 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,648 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,649 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,649 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,651 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,654 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,655 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:09,657 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,659 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:09,660 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:09,662 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,664 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,665 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:09,667 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,669 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,671 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,675 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,679 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,679 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:12:09,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:12:09,706 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:09,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:09,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:09,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:09,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:10,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:10,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:10,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:10,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:10,303 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 07:12:10,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:10,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:10,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:10,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:10,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:10,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:12:10,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:10,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:10,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:12:10,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:10,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:10,389 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:10,389 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [647202745] [2021-05-01 07:12:10,389 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [647202745] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:10,389 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:10,389 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-05-01 07:12:10,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489124052] [2021-05-01 07:12:10,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-01 07:12:10,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:10,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-01 07:12:10,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=711, Invalid=1011, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 07:12:10,390 INFO L87 Difference]: Start difference. First operand 95 states and 97 transitions. Second operand has 42 states, 42 states have (on average 1.9761904761904763) internal successors, (83), 40 states have internal predecessors, (83), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:14,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:14,351 INFO L93 Difference]: Finished difference Result 273 states and 309 transitions. [2021-05-01 07:12:14,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-05-01 07:12:14,352 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.9761904761904763) internal successors, (83), 40 states have internal predecessors, (83), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 87 [2021-05-01 07:12:14,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:14,353 INFO L225 Difference]: With dead ends: 273 [2021-05-01 07:12:14,353 INFO L226 Difference]: Without dead ends: 267 [2021-05-01 07:12:14,353 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3430 ImplicationChecksByTransitivity, 2992.9ms TimeCoverageRelationStatistics Valid=4231, Invalid=9109, Unknown=0, NotChecked=0, Total=13340 [2021-05-01 07:12:14,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-05-01 07:12:14,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 95. [2021-05-01 07:12:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 90 states have (on average 1.0333333333333334) internal successors, (93), 90 states have internal predecessors, (93), 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 07:12:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 97 transitions. [2021-05-01 07:12:14,722 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 97 transitions. Word has length 87 [2021-05-01 07:12:14,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:14,723 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 97 transitions. [2021-05-01 07:12:14,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 1.9761904761904763) internal successors, (83), 40 states have internal predecessors, (83), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2021-05-01 07:12:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-05-01 07:12:14,723 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:14,723 INFO L519 BasicCegarLoop]: trace histogram [36, 35, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:14,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-05-01 07:12:14,723 INFO L428 AbstractCegarLoop]: === Iteration 55 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:14,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:14,724 INFO L82 PathProgramCache]: Analyzing trace with hash 122255, now seen corresponding path program 35 times [2021-05-01 07:12:14,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:14,724 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1631471908] [2021-05-01 07:12:14,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:14,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:14,727 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_528 1000000) (<= |v_main_#t~nondet3_143| 2147483647) (not (= |v_main_#t~nondet3_143| 0)) (<= 0 (+ |v_main_#t~nondet3_143| 2147483648))) InVars {main_~i~0=v_main_~i~0_528, main_#t~nondet3=|v_main_#t~nondet3_143|} OutVars{main_~i~0=v_main_~i~0_528, main_#t~nondet3=|v_main_#t~nondet3_143|} AuxVars[] AssignedVars[] [2021-05-01 07:12:14,733 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:12:14,734 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,734 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,736 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,740 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:14,743 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:14,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,745 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:14,747 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:14,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,751 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,755 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,757 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,761 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,767 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,768 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,772 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,778 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,779 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:12:14,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:12:14,803 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:14,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:14,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:14,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:14,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:15,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:15,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:15,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:15,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:15,426 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 07:12:15,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:15,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:15,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:15,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:15,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:15,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:12:15,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:15,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:15,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:12:15,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:15,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:15,508 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:15,508 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1631471908] [2021-05-01 07:12:15,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1631471908] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:15,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:15,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2021-05-01 07:12:15,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99752886] [2021-05-01 07:12:15,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-01 07:12:15,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:15,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-01 07:12:15,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=749, Invalid=1057, Unknown=0, NotChecked=0, Total=1806 [2021-05-01 07:12:15,509 INFO L87 Difference]: Start difference. First operand 95 states and 97 transitions. Second operand has 43 states, 43 states have (on average 1.9767441860465116) internal successors, (85), 41 states have internal predecessors, (85), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:19,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:19,662 INFO L93 Difference]: Finished difference Result 278 states and 315 transitions. [2021-05-01 07:12:19,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-01 07:12:19,663 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 1.9767441860465116) internal successors, (85), 41 states have internal predecessors, (85), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 89 [2021-05-01 07:12:19,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:19,664 INFO L225 Difference]: With dead ends: 278 [2021-05-01 07:12:19,664 INFO L226 Difference]: Without dead ends: 272 [2021-05-01 07:12:19,664 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3618 ImplicationChecksByTransitivity, 3099.5ms TimeCoverageRelationStatistics Valid=4459, Invalid=9583, Unknown=0, NotChecked=0, Total=14042 [2021-05-01 07:12:19,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-05-01 07:12:20,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 95. [2021-05-01 07:12:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 90 states have (on average 1.0333333333333334) internal successors, (93), 90 states have internal predecessors, (93), 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 07:12:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 97 transitions. [2021-05-01 07:12:20,071 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 97 transitions. Word has length 89 [2021-05-01 07:12:20,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:20,071 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 97 transitions. [2021-05-01 07:12:20,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.9767441860465116) internal successors, (85), 41 states have internal predecessors, (85), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2021-05-01 07:12:20,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-05-01 07:12:20,072 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:20,072 INFO L519 BasicCegarLoop]: trace histogram [38, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:20,072 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-05-01 07:12:20,072 INFO L428 AbstractCegarLoop]: === Iteration 56 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:20,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:20,072 INFO L82 PathProgramCache]: Analyzing trace with hash -478808960, now seen corresponding path program 19 times [2021-05-01 07:12:20,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:20,073 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [876083893] [2021-05-01 07:12:20,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:20,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:20,077 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_532 1000000) (<= 0 (+ |v_main_#t~nondet5_385| 2147483648)) (<= |v_main_#t~nondet5_385| 2147483647) (not (= |v_main_#t~nondet5_385| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_385|, main_~i~0=v_main_~i~0_532} OutVars{main_#t~nondet5=|v_main_#t~nondet5_385|, main_~i~0=v_main_~i~0_532} AuxVars[] AssignedVars[] [2021-05-01 07:12:20,078 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:12:20,082 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,085 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,087 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,090 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,093 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,101 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,107 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,108 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,108 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,111 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,114 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,114 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:20,118 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:20,120 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,121 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:20,123 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:20,125 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,128 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,130 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,133 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,135 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,137 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,139 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,144 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,147 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:12:20,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:12:20,177 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:20,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:20,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:20,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:12:20,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:12:20,199 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:12:20,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:20,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:20,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:20,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:20,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:20,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:20,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:12:20,235 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:12:20,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:12:20,297 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:12:20,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:12:20,322 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:12:20,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,323 INFO L147 QuantifierPusher]: treesize reduction 7, result has 75.0 percent of original size 21 [2021-05-01 07:12:20,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,352 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:20,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,383 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,385 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,417 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,419 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:20,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,454 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,456 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,495 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,535 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,537 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,579 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:20,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,626 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,627 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,676 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,677 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,727 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:20,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,781 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:20,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,838 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:20,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,902 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:20,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:20,964 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:20,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:20,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:20,965 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:20,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:20,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,028 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,029 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,095 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:21,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,164 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,166 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:21,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,237 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,238 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,311 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,312 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,388 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,389 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,468 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,469 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:21,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,551 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:21,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,637 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,725 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:21,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,826 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,827 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:21,918 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:21,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:21,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:21,925 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:21,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:21,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,024 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,041 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:22,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,144 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:22,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,267 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,269 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:22,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,380 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,381 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:22,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,495 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:22,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,613 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:22,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,731 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,733 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:22,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,857 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,859 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:22,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:22,977 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:22,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:22,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:22,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:22,979 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:23,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:23,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:23,099 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:23,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:23,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:23,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:23,100 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:23,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:23,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:23,166 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:23,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [876083893] [2021-05-01 07:12:23,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [876083893] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:23,166 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:23,166 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [83] imperfect sequences [] total 83 [2021-05-01 07:12:23,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583179299] [2021-05-01 07:12:23,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-05-01 07:12:23,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:23,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-05-01 07:12:23,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=6616, Unknown=0, NotChecked=0, Total=6972 [2021-05-01 07:12:23,167 INFO L87 Difference]: Start difference. First operand 95 states and 97 transitions. Second operand has 83 states, 82 states have (on average 1.0609756097560976) internal successors, (87), 81 states have internal predecessors, (87), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:28,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:28,291 INFO L93 Difference]: Finished difference Result 182 states and 186 transitions. [2021-05-01 07:12:28,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-05-01 07:12:28,291 INFO L78 Accepts]: Start accepts. Automaton has has 83 states, 82 states have (on average 1.0609756097560976) internal successors, (87), 81 states have internal predecessors, (87), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 91 [2021-05-01 07:12:28,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:28,292 INFO L225 Difference]: With dead ends: 182 [2021-05-01 07:12:28,292 INFO L226 Difference]: Without dead ends: 174 [2021-05-01 07:12:28,293 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7842 ImplicationChecksByTransitivity, 5648.0ms TimeCoverageRelationStatistics Valid=1064, Invalid=25668, Unknown=0, NotChecked=0, Total=26732 [2021-05-01 07:12:28,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-05-01 07:12:28,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 99. [2021-05-01 07:12:28,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 94 states have (on average 1.0319148936170213) internal successors, (97), 94 states have internal predecessors, (97), 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 07:12:28,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 101 transitions. [2021-05-01 07:12:28,737 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 101 transitions. Word has length 91 [2021-05-01 07:12:28,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:28,737 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 101 transitions. [2021-05-01 07:12:28,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 83 states, 82 states have (on average 1.0609756097560976) internal successors, (87), 81 states have internal predecessors, (87), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:28,737 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2021-05-01 07:12:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-05-01 07:12:28,737 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:28,738 INFO L519 BasicCegarLoop]: trace histogram [37, 36, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:28,738 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2021-05-01 07:12:28,738 INFO L428 AbstractCegarLoop]: === Iteration 57 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:28,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:28,738 INFO L82 PathProgramCache]: Analyzing trace with hash -241008758, now seen corresponding path program 36 times [2021-05-01 07:12:28,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:28,738 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [85769489] [2021-05-01 07:12:28,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:28,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:28,741 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_147| 2147483648)) (not (= |v_main_#t~nondet3_147| 0)) (<= |v_main_#t~nondet3_147| 2147483647) (< v_main_~i~0_572 1000000)) InVars {main_~i~0=v_main_~i~0_572, main_#t~nondet3=|v_main_#t~nondet3_147|} OutVars{main_~i~0=v_main_~i~0_572, main_#t~nondet3=|v_main_#t~nondet3_147|} AuxVars[] AssignedVars[] [2021-05-01 07:12:28,746 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:12:28,760 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,760 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,765 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:28,768 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,770 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:28,770 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:28,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,775 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,777 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,778 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,780 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,784 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,788 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,789 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:28,791 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,793 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,795 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,796 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,798 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,804 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:12:28,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:12:28,829 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:28,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:28,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:28,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:28,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:29,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:29,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:29,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:29,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:29,461 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 07:12:29,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:29,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:29,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:29,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:29,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:29,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:12:29,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:29,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:29,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:12:29,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:29,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:29,544 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:29,544 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [85769489] [2021-05-01 07:12:29,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [85769489] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:29,544 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:29,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2021-05-01 07:12:29,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154060871] [2021-05-01 07:12:29,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-01 07:12:29,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:29,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-01 07:12:29,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=788, Invalid=1104, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 07:12:29,545 INFO L87 Difference]: Start difference. First operand 99 states and 101 transitions. Second operand has 44 states, 44 states have (on average 1.9772727272727273) internal successors, (87), 42 states have internal predecessors, (87), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:34,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:34,057 INFO L93 Difference]: Finished difference Result 287 states and 325 transitions. [2021-05-01 07:12:34,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-05-01 07:12:34,057 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 1.9772727272727273) internal successors, (87), 42 states have internal predecessors, (87), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 91 [2021-05-01 07:12:34,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:34,058 INFO L225 Difference]: With dead ends: 287 [2021-05-01 07:12:34,058 INFO L226 Difference]: Without dead ends: 281 [2021-05-01 07:12:34,059 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3811 ImplicationChecksByTransitivity, 3293.3ms TimeCoverageRelationStatistics Valid=4693, Invalid=10069, Unknown=0, NotChecked=0, Total=14762 [2021-05-01 07:12:34,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-05-01 07:12:34,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 99. [2021-05-01 07:12:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 94 states have (on average 1.0319148936170213) internal successors, (97), 94 states have internal predecessors, (97), 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 07:12:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 101 transitions. [2021-05-01 07:12:34,529 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 101 transitions. Word has length 91 [2021-05-01 07:12:34,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:34,529 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 101 transitions. [2021-05-01 07:12:34,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.9772727272727273) internal successors, (87), 42 states have internal predecessors, (87), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:12:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2021-05-01 07:12:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-01 07:12:34,530 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:34,530 INFO L519 BasicCegarLoop]: trace histogram [38, 37, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:34,530 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2021-05-01 07:12:34,530 INFO L428 AbstractCegarLoop]: === Iteration 58 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:34,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:34,530 INFO L82 PathProgramCache]: Analyzing trace with hash -39678267, now seen corresponding path program 37 times [2021-05-01 07:12:34,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:34,531 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1891376848] [2021-05-01 07:12:34,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:34,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:34,534 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_151| 0)) (<= |v_main_#t~nondet3_151| 2147483647) (< v_main_~i~0_576 1000000) (<= 0 (+ |v_main_#t~nondet3_151| 2147483648))) InVars {main_~i~0=v_main_~i~0_576, main_#t~nondet3=|v_main_#t~nondet3_151|} OutVars{main_~i~0=v_main_~i~0_576, main_#t~nondet3=|v_main_#t~nondet3_151|} AuxVars[] AssignedVars[] [2021-05-01 07:12:34,536 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:12:34,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,564 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,566 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,567 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,568 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,570 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,573 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:34,575 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:34,577 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,578 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:34,580 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,584 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:34,586 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,588 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,590 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,596 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,598 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,598 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:12:34,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:12:34,624 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:34,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:34,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:34,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:34,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:35,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:35,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:35,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:35,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:35,321 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 07:12:35,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:35,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:35,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:35,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:35,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:35,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:12:35,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:35,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:35,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:12:35,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:35,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:35,414 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:35,414 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1891376848] [2021-05-01 07:12:35,414 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1891376848] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:35,414 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:35,414 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-05-01 07:12:35,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14985243] [2021-05-01 07:12:35,414 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-01 07:12:35,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:35,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-01 07:12:35,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=828, Invalid=1152, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 07:12:35,415 INFO L87 Difference]: Start difference. First operand 99 states and 101 transitions. Second operand has 45 states, 45 states have (on average 1.9777777777777779) internal successors, (89), 43 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 07:12:40,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:40,156 INFO L93 Difference]: Finished difference Result 292 states and 331 transitions. [2021-05-01 07:12:40,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-05-01 07:12:40,156 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 1.9777777777777779) internal successors, (89), 43 states have internal predecessors, (89), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 93 [2021-05-01 07:12:40,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:40,157 INFO L225 Difference]: With dead ends: 292 [2021-05-01 07:12:40,158 INFO L226 Difference]: Without dead ends: 286 [2021-05-01 07:12:40,158 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4009 ImplicationChecksByTransitivity, 3499.5ms TimeCoverageRelationStatistics Valid=4933, Invalid=10567, Unknown=0, NotChecked=0, Total=15500 [2021-05-01 07:12:40,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-05-01 07:12:40,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 99. [2021-05-01 07:12:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 94 states have (on average 1.0319148936170213) internal successors, (97), 94 states have internal predecessors, (97), 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 07:12:40,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 101 transitions. [2021-05-01 07:12:40,635 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 101 transitions. Word has length 93 [2021-05-01 07:12:40,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:40,635 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 101 transitions. [2021-05-01 07:12:40,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 1.9777777777777779) internal successors, (89), 43 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 07:12:40,635 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2021-05-01 07:12:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-05-01 07:12:40,636 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:40,636 INFO L519 BasicCegarLoop]: trace histogram [40, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:40,636 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2021-05-01 07:12:40,636 INFO L428 AbstractCegarLoop]: === Iteration 59 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:40,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:40,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1247790390, now seen corresponding path program 20 times [2021-05-01 07:12:40,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:40,636 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1438552080] [2021-05-01 07:12:40,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:40,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:40,642 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_425| 0)) (<= 0 (+ |v_main_#t~nondet5_425| 2147483648)) (< v_main_~i~0_580 1000000) (<= |v_main_#t~nondet5_425| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_425|, main_~i~0=v_main_~i~0_580} OutVars{main_#t~nondet5=|v_main_#t~nondet5_425|, main_~i~0=v_main_~i~0_580} AuxVars[] AssignedVars[] [2021-05-01 07:12:40,643 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:12:40,644 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,645 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,650 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,650 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:40,653 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:40,656 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,656 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:40,658 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,661 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,663 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,667 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,670 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,672 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,674 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,676 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,678 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:40,681 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,688 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,692 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,694 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,697 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,699 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,701 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,705 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,707 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,714 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:12:40,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:12:40,745 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:40,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:40,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:40,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:12:40,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:12:40,767 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:12:40,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:40,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:40,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:40,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:40,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:40,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:40,799 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 07:12:40,802 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:12:40,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:40,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:40,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:12:40,859 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:12:40,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:12:40,882 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:12:40,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:40,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:40,884 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:40,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:40,912 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:40,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:40,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:40,913 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:40,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:40,944 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:40,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:40,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:40,946 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:40,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:40,979 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:40,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:40,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:40,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:40,981 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,020 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,022 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,061 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:41,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,104 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:41,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,150 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,152 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:41,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,199 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,201 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:41,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,250 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,252 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,304 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,306 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,360 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,362 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:41,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,420 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:41,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,483 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,484 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,549 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,551 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:41,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,616 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,618 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,691 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,693 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:41,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,766 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:41,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,839 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:41,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,917 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,918 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:41,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:41,997 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:41,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:41,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:41,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:41,999 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:42,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,080 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,081 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:12:42,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,166 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:42,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,254 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,256 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:42,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,345 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,346 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:42,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,448 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,450 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:42,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,545 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,547 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:42,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,648 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,654 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:42,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,757 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,759 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:42,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,864 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:42,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:42,972 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:42,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:42,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:42,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:42,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:43,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,083 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,084 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:43,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,195 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,197 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:43,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,312 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,314 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:43,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,431 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,433 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:43,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,559 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:43,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,683 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:43,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,809 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,811 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:12:43,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:12:43,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:12:43,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:43,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:43,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:43,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:12:44,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:44,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:44,009 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:44,009 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1438552080] [2021-05-01 07:12:44,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1438552080] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:44,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:44,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [87] imperfect sequences [] total 87 [2021-05-01 07:12:44,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85832880] [2021-05-01 07:12:44,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 87 states [2021-05-01 07:12:44,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:44,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-05-01 07:12:44,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=374, Invalid=7282, Unknown=0, NotChecked=0, Total=7656 [2021-05-01 07:12:44,010 INFO L87 Difference]: Start difference. First operand 99 states and 101 transitions. Second operand has 87 states, 86 states have (on average 1.058139534883721) internal successors, (91), 85 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 07:12:49,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:49,978 INFO L93 Difference]: Finished difference Result 190 states and 194 transitions. [2021-05-01 07:12:49,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-05-01 07:12:49,979 INFO L78 Accepts]: Start accepts. Automaton has has 87 states, 86 states have (on average 1.058139534883721) internal successors, (91), 85 states have internal predecessors, (91), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 95 [2021-05-01 07:12:49,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:49,979 INFO L225 Difference]: With dead ends: 190 [2021-05-01 07:12:49,979 INFO L226 Difference]: Without dead ends: 182 [2021-05-01 07:12:49,980 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8654 ImplicationChecksByTransitivity, 6312.0ms TimeCoverageRelationStatistics Valid=1118, Invalid=28294, Unknown=0, NotChecked=0, Total=29412 [2021-05-01 07:12:49,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-05-01 07:12:50,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 103. [2021-05-01 07:12:50,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 98 states have (on average 1.030612244897959) internal successors, (101), 98 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 07:12:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 105 transitions. [2021-05-01 07:12:50,493 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 105 transitions. Word has length 95 [2021-05-01 07:12:50,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:50,493 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 105 transitions. [2021-05-01 07:12:50,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 87 states, 86 states have (on average 1.058139534883721) internal successors, (91), 85 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 07:12:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2021-05-01 07:12:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-05-01 07:12:50,494 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:50,494 INFO L519 BasicCegarLoop]: trace histogram [39, 38, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:50,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2021-05-01 07:12:50,494 INFO L428 AbstractCegarLoop]: === Iteration 60 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:50,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:50,494 INFO L82 PathProgramCache]: Analyzing trace with hash 165395264, now seen corresponding path program 38 times [2021-05-01 07:12:50,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:50,494 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [897705665] [2021-05-01 07:12:50,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:50,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:50,498 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_155| 2147483647) (not (= |v_main_#t~nondet3_155| 0)) (< v_main_~i~0_622 1000000) (<= 0 (+ |v_main_#t~nondet3_155| 2147483648))) InVars {main_~i~0=v_main_~i~0_622, main_#t~nondet3=|v_main_#t~nondet3_155|} OutVars{main_~i~0=v_main_~i~0_622, main_#t~nondet3=|v_main_#t~nondet3_155|} AuxVars[] AssignedVars[] [2021-05-01 07:12:50,500 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:12:50,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,508 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,523 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,528 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,529 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,529 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,531 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,534 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:50,537 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,543 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:50,544 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:50,547 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,549 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,552 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:50,555 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,557 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,564 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,567 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,570 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:12:50,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:12:50,601 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:50,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:50,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:50,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:50,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:51,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:51,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:51,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:51,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:51,422 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 07:12:51,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:51,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:51,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:51,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:51,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:51,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:12:51,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:51,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:51,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:12:51,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:51,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:51,536 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:51,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [897705665] [2021-05-01 07:12:51,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [897705665] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:51,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:51,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2021-05-01 07:12:51,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100009971] [2021-05-01 07:12:51,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-01 07:12:51,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:51,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-01 07:12:51,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=869, Invalid=1201, Unknown=0, NotChecked=0, Total=2070 [2021-05-01 07:12:51,537 INFO L87 Difference]: Start difference. First operand 103 states and 105 transitions. Second operand has 46 states, 46 states have (on average 1.9782608695652173) internal successors, (91), 44 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 07:12:56,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:12:56,779 INFO L93 Difference]: Finished difference Result 301 states and 341 transitions. [2021-05-01 07:12:56,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-05-01 07:12:56,780 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 1.9782608695652173) internal successors, (91), 44 states have internal predecessors, (91), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 95 [2021-05-01 07:12:56,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:12:56,781 INFO L225 Difference]: With dead ends: 301 [2021-05-01 07:12:56,781 INFO L226 Difference]: Without dead ends: 295 [2021-05-01 07:12:56,782 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4212 ImplicationChecksByTransitivity, 3864.9ms TimeCoverageRelationStatistics Valid=5179, Invalid=11077, Unknown=0, NotChecked=0, Total=16256 [2021-05-01 07:12:56,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-05-01 07:12:57,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 103. [2021-05-01 07:12:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 98 states have (on average 1.030612244897959) internal successors, (101), 98 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 07:12:57,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 105 transitions. [2021-05-01 07:12:57,296 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 105 transitions. Word has length 95 [2021-05-01 07:12:57,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:12:57,296 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 105 transitions. [2021-05-01 07:12:57,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.9782608695652173) internal successors, (91), 44 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 07:12:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2021-05-01 07:12:57,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-05-01 07:12:57,297 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:12:57,297 INFO L519 BasicCegarLoop]: trace histogram [40, 39, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:12:57,297 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2021-05-01 07:12:57,297 INFO L428 AbstractCegarLoop]: === Iteration 61 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:12:57,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:12:57,297 INFO L82 PathProgramCache]: Analyzing trace with hash -327437061, now seen corresponding path program 39 times [2021-05-01 07:12:57,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:12:57,297 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [500052116] [2021-05-01 07:12:57,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:12:57,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:12:57,309 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_159| 0)) (<= 0 (+ |v_main_#t~nondet3_159| 2147483648)) (< v_main_~i~0_626 1000000) (<= |v_main_#t~nondet3_159| 2147483647)) InVars {main_~i~0=v_main_~i~0_626, main_#t~nondet3=|v_main_#t~nondet3_159|} OutVars{main_~i~0=v_main_~i~0_626, main_#t~nondet3=|v_main_#t~nondet3_159|} AuxVars[] AssignedVars[] [2021-05-01 07:12:57,311 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:12:57,312 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,313 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,318 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:12:57,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,323 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:57,324 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:12:57,330 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,334 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:12:57,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,342 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,358 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,364 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,365 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,366 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:12:57,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:12:57,393 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:12:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:57,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:57,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:57,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:57,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:58,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:58,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:58,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:58,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:58,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:58,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:12:58,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:58,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:12:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:12:58,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:12:58,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:58,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:12:58,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:58,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:58,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:58,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:12:58,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:12:58,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:12:58,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:12:58,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:12:58,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:12:58,311 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:12:58,311 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [500052116] [2021-05-01 07:12:58,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [500052116] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:12:58,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:12:58,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-05-01 07:12:58,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326142205] [2021-05-01 07:12:58,312 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-01 07:12:58,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:12:58,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-01 07:12:58,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=911, Invalid=1251, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 07:12:58,312 INFO L87 Difference]: Start difference. First operand 103 states and 105 transitions. Second operand has 47 states, 47 states have (on average 1.9787234042553192) internal successors, (93), 45 states have internal predecessors, (93), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:03,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:13:03,688 INFO L93 Difference]: Finished difference Result 306 states and 347 transitions. [2021-05-01 07:13:03,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-05-01 07:13:03,689 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 1.9787234042553192) internal successors, (93), 45 states have internal predecessors, (93), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 97 [2021-05-01 07:13:03,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:13:03,690 INFO L225 Difference]: With dead ends: 306 [2021-05-01 07:13:03,690 INFO L226 Difference]: Without dead ends: 300 [2021-05-01 07:13:03,691 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4420 ImplicationChecksByTransitivity, 3988.8ms TimeCoverageRelationStatistics Valid=5431, Invalid=11599, Unknown=0, NotChecked=0, Total=17030 [2021-05-01 07:13:03,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2021-05-01 07:13:04,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 103. [2021-05-01 07:13:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 98 states have (on average 1.030612244897959) internal successors, (101), 98 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 07:13:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 105 transitions. [2021-05-01 07:13:04,263 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 105 transitions. Word has length 97 [2021-05-01 07:13:04,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:13:04,264 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 105 transitions. [2021-05-01 07:13:04,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.9787234042553192) internal successors, (93), 45 states have internal predecessors, (93), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2021-05-01 07:13:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-05-01 07:13:04,264 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:13:04,264 INFO L519 BasicCegarLoop]: trace histogram [42, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:13:04,264 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2021-05-01 07:13:04,264 INFO L428 AbstractCegarLoop]: === Iteration 62 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:13:04,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:13:04,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1847178516, now seen corresponding path program 21 times [2021-05-01 07:13:04,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:13:04,265 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [510972914] [2021-05-01 07:13:04,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:13:04,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:13:04,277 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_467| 2147483647) (< v_main_~i~0_630 1000000) (<= 0 (+ |v_main_#t~nondet5_467| 2147483648)) (not (= |v_main_#t~nondet5_467| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_467|, main_~i~0=v_main_~i~0_630} OutVars{main_#t~nondet5=|v_main_#t~nondet5_467|, main_~i~0=v_main_~i~0_630} AuxVars[] AssignedVars[] [2021-05-01 07:13:04,279 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:13:04,280 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,280 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,286 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:13:04,289 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,291 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:04,292 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:13:04,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,299 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,306 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,317 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:04,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,322 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,331 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,333 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,338 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,343 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,345 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,346 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:13:04,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:13:04,381 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:13:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:04,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:04,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:04,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:13:04,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:13:04,408 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:13:04,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:04,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:04,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:04,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:13:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:04,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:04,441 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 07:13:04,443 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:13:04,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:13:04,513 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:13:04,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:13:04,538 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:13:04,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,540 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:13:04,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,580 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:04,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,612 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,614 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:04,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,648 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,650 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:04,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,687 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,688 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:04,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,728 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,729 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:04,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,772 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:04,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,819 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,821 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:04,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,870 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,872 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:04,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,922 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,924 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:04,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:04,979 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:04,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:04,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:04,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:04,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,038 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,039 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,099 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:05,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,162 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,163 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,228 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:05,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,297 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:05,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,372 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,373 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,457 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,459 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,555 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,556 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,642 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,645 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,729 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,730 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,817 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,820 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:05,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:05,911 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:05,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:05,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:05,913 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:05,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:05,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,003 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,005 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:06,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,108 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,109 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:06,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,201 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,202 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:06,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,299 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,300 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:06,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,401 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,402 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:06,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,510 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,511 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,616 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,621 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:06,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,735 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,743 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:06,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,868 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,870 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:06,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:06,984 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:06,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:06,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:06,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:06,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:07,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,121 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,122 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:07,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,263 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:07,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,396 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:07,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,547 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,548 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:07,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,687 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,689 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:07,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,831 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,832 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:07,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:07,977 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:07,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:07,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:07,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:07,978 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:08,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:08,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:08,124 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:08,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:08,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:08,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:08,125 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:08,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:08,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:08,200 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:13:08,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [510972914] [2021-05-01 07:13:08,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [510972914] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:13:08,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:13:08,200 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [91] imperfect sequences [] total 91 [2021-05-01 07:13:08,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824313536] [2021-05-01 07:13:08,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 91 states [2021-05-01 07:13:08,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:13:08,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2021-05-01 07:13:08,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=392, Invalid=7980, Unknown=0, NotChecked=0, Total=8372 [2021-05-01 07:13:08,201 INFO L87 Difference]: Start difference. First operand 103 states and 105 transitions. Second operand has 91 states, 90 states have (on average 1.0555555555555556) internal successors, (95), 89 states have internal predecessors, (95), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:14,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:13:14,779 INFO L93 Difference]: Finished difference Result 198 states and 202 transitions. [2021-05-01 07:13:14,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-05-01 07:13:14,779 INFO L78 Accepts]: Start accepts. Automaton has has 91 states, 90 states have (on average 1.0555555555555556) internal successors, (95), 89 states have internal predecessors, (95), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 99 [2021-05-01 07:13:14,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:13:14,780 INFO L225 Difference]: With dead ends: 198 [2021-05-01 07:13:14,780 INFO L226 Difference]: Without dead ends: 190 [2021-05-01 07:13:14,781 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9506 ImplicationChecksByTransitivity, 7196.4ms TimeCoverageRelationStatistics Valid=1172, Invalid=31048, Unknown=0, NotChecked=0, Total=32220 [2021-05-01 07:13:14,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-05-01 07:13:15,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 107. [2021-05-01 07:13:15,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 102 states have (on average 1.0294117647058822) internal successors, (105), 102 states have internal predecessors, (105), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:15,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 109 transitions. [2021-05-01 07:13:15,400 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 109 transitions. Word has length 99 [2021-05-01 07:13:15,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:13:15,400 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 109 transitions. [2021-05-01 07:13:15,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 91 states, 90 states have (on average 1.0555555555555556) internal successors, (95), 89 states have internal predecessors, (95), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 109 transitions. [2021-05-01 07:13:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-05-01 07:13:15,400 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:13:15,401 INFO L519 BasicCegarLoop]: trace histogram [41, 40, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:13:15,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2021-05-01 07:13:15,401 INFO L428 AbstractCegarLoop]: === Iteration 63 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:13:15,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:13:15,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1492898826, now seen corresponding path program 40 times [2021-05-01 07:13:15,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:13:15,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132632559] [2021-05-01 07:13:15,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:13:15,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:13:15,419 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_674 1000000) (<= 0 (+ |v_main_#t~nondet3_163| 2147483648)) (<= |v_main_#t~nondet3_163| 2147483647) (not (= |v_main_#t~nondet3_163| 0))) InVars {main_~i~0=v_main_~i~0_674, main_#t~nondet3=|v_main_#t~nondet3_163|} OutVars{main_~i~0=v_main_~i~0_674, main_#t~nondet3=|v_main_#t~nondet3_163|} AuxVars[] AssignedVars[] [2021-05-01 07:13:15,420 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:13:15,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,427 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,430 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,442 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,445 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,446 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,454 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:13:15,459 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:15,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,462 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:13:15,464 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:15,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,468 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,470 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,489 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,490 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:13:15,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:13:15,518 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:13:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:15,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:15,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:15,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:15,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:16,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:16,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:16,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:13:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:16,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:16,399 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 07:13:16,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:16,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:16,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:16,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:16,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:16,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:13:16,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:16,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:16,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:13:16,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:16,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:16,503 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:13:16,503 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132632559] [2021-05-01 07:13:16,503 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2132632559] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:13:16,503 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:13:16,503 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-05-01 07:13:16,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893026395] [2021-05-01 07:13:16,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-01 07:13:16,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:13:16,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-01 07:13:16,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=1302, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 07:13:16,504 INFO L87 Difference]: Start difference. First operand 107 states and 109 transitions. Second operand has 48 states, 48 states have (on average 1.9791666666666667) internal successors, (95), 46 states have internal predecessors, (95), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:22,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:13:22,417 INFO L93 Difference]: Finished difference Result 315 states and 357 transitions. [2021-05-01 07:13:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-05-01 07:13:22,418 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 1.9791666666666667) internal successors, (95), 46 states have internal predecessors, (95), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 99 [2021-05-01 07:13:22,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:13:22,419 INFO L225 Difference]: With dead ends: 315 [2021-05-01 07:13:22,419 INFO L226 Difference]: Without dead ends: 309 [2021-05-01 07:13:22,420 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4633 ImplicationChecksByTransitivity, 4289.8ms TimeCoverageRelationStatistics Valid=5689, Invalid=12133, Unknown=0, NotChecked=0, Total=17822 [2021-05-01 07:13:22,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-05-01 07:13:23,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 107. [2021-05-01 07:13:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 102 states have (on average 1.0294117647058822) internal successors, (105), 102 states have internal predecessors, (105), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 109 transitions. [2021-05-01 07:13:23,144 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 109 transitions. Word has length 99 [2021-05-01 07:13:23,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:13:23,144 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 109 transitions. [2021-05-01 07:13:23,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 1.9791666666666667) internal successors, (95), 46 states have internal predecessors, (95), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:23,145 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 109 transitions. [2021-05-01 07:13:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-05-01 07:13:23,146 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:13:23,146 INFO L519 BasicCegarLoop]: trace histogram [42, 41, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:13:23,146 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2021-05-01 07:13:23,146 INFO L428 AbstractCegarLoop]: === Iteration 64 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:13:23,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:13:23,147 INFO L82 PathProgramCache]: Analyzing trace with hash -515190735, now seen corresponding path program 41 times [2021-05-01 07:13:23,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:13:23,147 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [482827617] [2021-05-01 07:13:23,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:13:23,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:13:23,151 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_678 1000000) (<= 0 (+ |v_main_#t~nondet3_167| 2147483648)) (<= |v_main_#t~nondet3_167| 2147483647) (not (= |v_main_#t~nondet3_167| 0))) InVars {main_~i~0=v_main_~i~0_678, main_#t~nondet3=|v_main_#t~nondet3_167|} OutVars{main_~i~0=v_main_~i~0_678, main_#t~nondet3=|v_main_#t~nondet3_167|} AuxVars[] AssignedVars[] [2021-05-01 07:13:23,182 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:13:23,185 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,194 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,206 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,206 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,212 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,212 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:13:23,215 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,217 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:23,218 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:13:23,220 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:23,222 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,227 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,234 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,236 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,240 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,241 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:13:23,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:13:23,278 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:13:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:23,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:23,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:23,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:23,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:24,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:24,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:24,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:24,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:24,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:24,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:24,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:24,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:13:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:24,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:24,223 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 07:13:24,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:24,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:24,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:24,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:24,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:24,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:13:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:13:24,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:24,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:24,342 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:13:24,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [482827617] [2021-05-01 07:13:24,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [482827617] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:13:24,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:13:24,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2021-05-01 07:13:24,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099216967] [2021-05-01 07:13:24,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-01 07:13:24,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:13:24,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-01 07:13:24,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=998, Invalid=1354, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 07:13:24,344 INFO L87 Difference]: Start difference. First operand 107 states and 109 transitions. Second operand has 49 states, 49 states have (on average 1.9795918367346939) internal successors, (97), 47 states have internal predecessors, (97), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:30,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:13:30,583 INFO L93 Difference]: Finished difference Result 320 states and 363 transitions. [2021-05-01 07:13:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-05-01 07:13:30,583 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 1.9795918367346939) internal successors, (97), 47 states have internal predecessors, (97), 2 states have call successors, (3), 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 07:13:30,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:13:30,584 INFO L225 Difference]: With dead ends: 320 [2021-05-01 07:13:30,585 INFO L226 Difference]: Without dead ends: 314 [2021-05-01 07:13:30,586 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4851 ImplicationChecksByTransitivity, 4513.5ms TimeCoverageRelationStatistics Valid=5953, Invalid=12679, Unknown=0, NotChecked=0, Total=18632 [2021-05-01 07:13:30,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-05-01 07:13:31,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 107. [2021-05-01 07:13:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 102 states have (on average 1.0294117647058822) internal successors, (105), 102 states have internal predecessors, (105), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 109 transitions. [2021-05-01 07:13:31,259 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 109 transitions. Word has length 101 [2021-05-01 07:13:31,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:13:31,259 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 109 transitions. [2021-05-01 07:13:31,259 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.9795918367346939) internal successors, (97), 47 states have internal predecessors, (97), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:13:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 109 transitions. [2021-05-01 07:13:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-01 07:13:31,260 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:13:31,260 INFO L519 BasicCegarLoop]: trace histogram [44, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:13:31,260 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2021-05-01 07:13:31,260 INFO L428 AbstractCegarLoop]: === Iteration 65 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:13:31,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:13:31,260 INFO L82 PathProgramCache]: Analyzing trace with hash 44500386, now seen corresponding path program 22 times [2021-05-01 07:13:31,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:13:31,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909720005] [2021-05-01 07:13:31,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:13:31,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:13:31,268 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_682 1000000) (not (= |v_main_#t~nondet5_511| 0)) (<= 0 (+ |v_main_#t~nondet5_511| 2147483648)) (<= |v_main_#t~nondet5_511| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_511|, main_~i~0=v_main_~i~0_682} OutVars{main_#t~nondet5=|v_main_#t~nondet5_511|, main_~i~0=v_main_~i~0_682} AuxVars[] AssignedVars[] [2021-05-01 07:13:31,271 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:13:31,272 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,272 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,280 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:13:31,284 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,287 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:31,287 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:13:31,290 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:31,293 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,296 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,299 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,303 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,305 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,308 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,315 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,342 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,348 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:13:31,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:13:31,383 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:13:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:31,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:31,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:31,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:13:31,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:13:31,411 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:13:31,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:31,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:31,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:31,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:31,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:13:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:31,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:13:31,451 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:13:31,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:13:31,513 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:13:31,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:13:31,539 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:13:31,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,541 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-05-01 07:13:31,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,584 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,586 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:31,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,622 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,623 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:31,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,666 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:31,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,707 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,709 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:31,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,753 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:31,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,805 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,807 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:31,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,855 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,857 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:31,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,909 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,910 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:31,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:31,965 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:31,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:31,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:31,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:31,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:31,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,024 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:32,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,089 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,091 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:32,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,152 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:32,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,222 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:32,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,294 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,296 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:32,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,369 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:32,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,443 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,445 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:32,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,522 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,524 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:32,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:32,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,689 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:32,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,777 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,779 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:32,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,868 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:32,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:32,966 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:32,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:32,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:32,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:32,970 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:33,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,071 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,073 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:33,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,171 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:33,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,275 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,276 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:13:33,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,382 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,384 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:33,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,499 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,501 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:33,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,613 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:33,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:33,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,837 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,838 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:33,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:33,957 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:33,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:33,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:33,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:33,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:34,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,080 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:34,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,200 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,202 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:34,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:34,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,469 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,471 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:34,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,612 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,614 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:34,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,748 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,749 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:34,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:34,887 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:34,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:34,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:34,889 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:34,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:34,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:35,036 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:35,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:35,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:35,038 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:35,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:35,185 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:35,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:35,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:35,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:13:35,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:35,340 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:35,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:35,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:35,342 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:35,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:13:35,493 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:13:35,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:35,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:35,499 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:13:35,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:35,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:35,586 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:13:35,586 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909720005] [2021-05-01 07:13:35,586 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [909720005] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:13:35,586 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:13:35,586 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [95] imperfect sequences [] total 95 [2021-05-01 07:13:35,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260971004] [2021-05-01 07:13:35,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 95 states [2021-05-01 07:13:35,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:13:35,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2021-05-01 07:13:35,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=8710, Unknown=0, NotChecked=0, Total=9120 [2021-05-01 07:13:35,587 INFO L87 Difference]: Start difference. First operand 107 states and 109 transitions. Second operand has 95 states, 94 states have (on average 1.053191489361702) internal successors, (99), 93 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 07:13:43,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:13:43,446 INFO L93 Difference]: Finished difference Result 206 states and 210 transitions. [2021-05-01 07:13:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-05-01 07:13:43,447 INFO L78 Accepts]: Start accepts. Automaton has has 95 states, 94 states have (on average 1.053191489361702) internal successors, (99), 93 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 103 [2021-05-01 07:13:43,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:13:43,447 INFO L225 Difference]: With dead ends: 206 [2021-05-01 07:13:43,447 INFO L226 Difference]: Without dead ends: 198 [2021-05-01 07:13:43,449 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10398 ImplicationChecksByTransitivity, 8116.9ms TimeCoverageRelationStatistics Valid=1226, Invalid=33930, Unknown=0, NotChecked=0, Total=35156 [2021-05-01 07:13:43,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-05-01 07:13:44,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 111. [2021-05-01 07:13:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 106 states have (on average 1.028301886792453) internal successors, (109), 106 states have internal predecessors, (109), 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 07:13:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 113 transitions. [2021-05-01 07:13:44,284 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 113 transitions. Word has length 103 [2021-05-01 07:13:44,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:13:44,284 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 113 transitions. [2021-05-01 07:13:44,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 95 states, 94 states have (on average 1.053191489361702) internal successors, (99), 93 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 07:13:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 113 transitions. [2021-05-01 07:13:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-01 07:13:44,284 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:13:44,285 INFO L519 BasicCegarLoop]: trace histogram [43, 42, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:13:44,285 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2021-05-01 07:13:44,285 INFO L428 AbstractCegarLoop]: === Iteration 66 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:13:44,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:13:44,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1535553108, now seen corresponding path program 42 times [2021-05-01 07:13:44,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:13:44,285 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236538068] [2021-05-01 07:13:44,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:13:44,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:13:44,290 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_171| 0)) (<= |v_main_#t~nondet3_171| 2147483647) (< v_main_~i~0_728 1000000) (<= 0 (+ |v_main_#t~nondet3_171| 2147483648))) InVars {main_~i~0=v_main_~i~0_728, main_#t~nondet3=|v_main_#t~nondet3_171|} OutVars{main_~i~0=v_main_~i~0_728, main_#t~nondet3=|v_main_#t~nondet3_171|} AuxVars[] AssignedVars[] [2021-05-01 07:13:44,293 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:13:44,294 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,295 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,302 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:13:44,308 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:44,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,311 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:13:44,314 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,322 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,334 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:44,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,342 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,357 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,361 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:13:44,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:13:44,393 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:13:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:44,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:44,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:44,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:44,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:45,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:45,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:45,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:13:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:45,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:45,362 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 07:13:45,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:45,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:45,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:45,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:45,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:45,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:13:45,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:45,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:45,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:13:45,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:45,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:45,505 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:13:45,505 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236538068] [2021-05-01 07:13:45,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [236538068] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:13:45,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:13:45,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2021-05-01 07:13:45,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800889838] [2021-05-01 07:13:45,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-01 07:13:45,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:13:45,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-01 07:13:45,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1043, Invalid=1407, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 07:13:45,506 INFO L87 Difference]: Start difference. First operand 111 states and 113 transitions. Second operand has 50 states, 50 states have (on average 1.98) internal successors, (99), 48 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 07:13:52,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:13:52,450 INFO L93 Difference]: Finished difference Result 329 states and 373 transitions. [2021-05-01 07:13:52,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-05-01 07:13:52,451 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 1.98) internal successors, (99), 48 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 103 [2021-05-01 07:13:52,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:13:52,452 INFO L225 Difference]: With dead ends: 329 [2021-05-01 07:13:52,452 INFO L226 Difference]: Without dead ends: 323 [2021-05-01 07:13:52,453 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5074 ImplicationChecksByTransitivity, 4894.8ms TimeCoverageRelationStatistics Valid=6223, Invalid=13237, Unknown=0, NotChecked=0, Total=19460 [2021-05-01 07:13:52,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2021-05-01 07:13:53,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 111. [2021-05-01 07:13:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 106 states have (on average 1.028301886792453) internal successors, (109), 106 states have internal predecessors, (109), 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 07:13:53,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 113 transitions. [2021-05-01 07:13:53,330 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 113 transitions. Word has length 103 [2021-05-01 07:13:53,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:13:53,330 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 113 transitions. [2021-05-01 07:13:53,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 1.98) internal successors, (99), 48 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 07:13:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 113 transitions. [2021-05-01 07:13:53,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-05-01 07:13:53,331 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:13:53,331 INFO L519 BasicCegarLoop]: trace histogram [44, 43, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:13:53,331 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2021-05-01 07:13:53,331 INFO L428 AbstractCegarLoop]: === Iteration 67 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:13:53,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:13:53,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1443717223, now seen corresponding path program 43 times [2021-05-01 07:13:53,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:13:53,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1630247526] [2021-05-01 07:13:53,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:13:53,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:13:53,337 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_732 1000000) (not (= |v_main_#t~nondet3_175| 0)) (<= |v_main_#t~nondet3_175| 2147483647) (<= 0 (+ |v_main_#t~nondet3_175| 2147483648))) InVars {main_~i~0=v_main_~i~0_732, main_#t~nondet3=|v_main_#t~nondet3_175|} OutVars{main_~i~0=v_main_~i~0_732, main_#t~nondet3=|v_main_#t~nondet3_175|} AuxVars[] AssignedVars[] [2021-05-01 07:13:53,339 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:13:53,340 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,341 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,348 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:13:53,351 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:53,354 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,355 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:13:53,357 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:13:53,360 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,363 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,369 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,372 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,375 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,383 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,389 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,398 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,400 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,402 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,403 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:13:53,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:13:53,437 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:13:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:53,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:53,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:53,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:53,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:54,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:13:54,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:54,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:13:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:13:54,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:54,453 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 07:13:54,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:54,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:13:54,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:54,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:54,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:54,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:13:54,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:13:54,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:13:54,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:13:54,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:13:54,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:13:54,575 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:13:54,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1630247526] [2021-05-01 07:13:54,575 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1630247526] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:13:54,576 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:13:54,576 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-05-01 07:13:54,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466763258] [2021-05-01 07:13:54,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-01 07:13:54,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:13:54,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-01 07:13:54,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1089, Invalid=1461, Unknown=0, NotChecked=0, Total=2550 [2021-05-01 07:13:54,577 INFO L87 Difference]: Start difference. First operand 111 states and 113 transitions. Second operand has 51 states, 51 states have (on average 1.9803921568627452) internal successors, (101), 49 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 07:14:01,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:14:01,929 INFO L93 Difference]: Finished difference Result 334 states and 379 transitions. [2021-05-01 07:14:01,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-05-01 07:14:01,929 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.9803921568627452) internal successors, (101), 49 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 105 [2021-05-01 07:14:01,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:14:01,930 INFO L225 Difference]: With dead ends: 334 [2021-05-01 07:14:01,931 INFO L226 Difference]: Without dead ends: 328 [2021-05-01 07:14:01,932 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5302 ImplicationChecksByTransitivity, 5041.9ms TimeCoverageRelationStatistics Valid=6499, Invalid=13807, Unknown=0, NotChecked=0, Total=20306 [2021-05-01 07:14:01,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-05-01 07:14:02,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 111. [2021-05-01 07:14:02,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 106 states have (on average 1.028301886792453) internal successors, (109), 106 states have internal predecessors, (109), 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 07:14:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 113 transitions. [2021-05-01 07:14:02,846 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 113 transitions. Word has length 105 [2021-05-01 07:14:02,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:14:02,846 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 113 transitions. [2021-05-01 07:14:02,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.9803921568627452) internal successors, (101), 49 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 07:14:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 113 transitions. [2021-05-01 07:14:02,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-05-01 07:14:02,846 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:14:02,847 INFO L519 BasicCegarLoop]: trace histogram [46, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:14:02,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2021-05-01 07:14:02,847 INFO L428 AbstractCegarLoop]: === Iteration 68 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:14:02,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:14:02,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1518302552, now seen corresponding path program 23 times [2021-05-01 07:14:02,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:14:02,847 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [378186336] [2021-05-01 07:14:02,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:14:02,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:14:02,867 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_557| 0)) (< v_main_~i~0_736 1000000) (<= |v_main_#t~nondet5_557| 2147483647) (<= 0 (+ |v_main_#t~nondet5_557| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_557|, main_~i~0=v_main_~i~0_736} OutVars{main_#t~nondet5=|v_main_#t~nondet5_557|, main_~i~0=v_main_~i~0_736} AuxVars[] AssignedVars[] [2021-05-01 07:14:02,870 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:14:02,874 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,894 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,910 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,911 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,917 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,918 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:14:02,921 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,925 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:02,925 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:14:02,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,931 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,934 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,943 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,945 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,948 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,951 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:02,954 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,957 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,958 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:14:02,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:02,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:14:02,994 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:14:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:03,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:03,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:03,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:14:03,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:14:03,018 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:14:03,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:03,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:03,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:03,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:03,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:14:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:03,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:03,055 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 07:14:03,057 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:14:03,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:14:03,125 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:14:03,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:14:03,152 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:14:03,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:03,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,189 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,190 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:03,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,226 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,228 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,270 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:03,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,317 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:03,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,365 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,367 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,416 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,418 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,468 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,470 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,545 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:03,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,608 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,672 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,737 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:03,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,808 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,810 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,877 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:03,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:03,950 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:03,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:03,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:03,952 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:03,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:03,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,032 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,112 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,114 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:04,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,202 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,203 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,287 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,288 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,375 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,376 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,475 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,478 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,577 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,679 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,682 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,780 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:04,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:04,892 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:04,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:04,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:04,894 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:04,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:04,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,001 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,003 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:05,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,115 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,117 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,228 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,358 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:05,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,498 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,500 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:05,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,639 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,641 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:05,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,763 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:05,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:05,891 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:05,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:05,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:05,893 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:05,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:05,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,031 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,033 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:06,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,169 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,171 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:06,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,305 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,307 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:06,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,450 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,452 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:06,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,602 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,604 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:06,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,747 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,749 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:06,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:06,909 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:06,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:06,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:06,911 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:06,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:06,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:07,068 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:07,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:07,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:07,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:07,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:07,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:07,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:07,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:07,215 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:07,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:07,357 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:07,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:07,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:07,359 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:07,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:07,539 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:07,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:07,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:07,541 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:07,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:07,710 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:07,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:07,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:07,712 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:07,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:07,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:07,815 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:14:07,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [378186336] [2021-05-01 07:14:07,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [378186336] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:14:07,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:14:07,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [99] imperfect sequences [] total 99 [2021-05-01 07:14:07,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649672360] [2021-05-01 07:14:07,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-05-01 07:14:07,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:14:07,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-05-01 07:14:07,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=428, Invalid=9472, Unknown=0, NotChecked=0, Total=9900 [2021-05-01 07:14:07,817 INFO L87 Difference]: Start difference. First operand 111 states and 113 transitions. Second operand has 99 states, 98 states have (on average 1.0510204081632653) internal successors, (103), 97 states have internal predecessors, (103), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:16,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:14:16,547 INFO L93 Difference]: Finished difference Result 214 states and 218 transitions. [2021-05-01 07:14:16,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-05-01 07:14:16,548 INFO L78 Accepts]: Start accepts. Automaton has has 99 states, 98 states have (on average 1.0510204081632653) internal successors, (103), 97 states have internal predecessors, (103), 2 states have call successors, (3), 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 107 [2021-05-01 07:14:16,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:14:16,548 INFO L225 Difference]: With dead ends: 214 [2021-05-01 07:14:16,548 INFO L226 Difference]: Without dead ends: 206 [2021-05-01 07:14:16,550 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11330 ImplicationChecksByTransitivity, 9185.1ms TimeCoverageRelationStatistics Valid=1280, Invalid=36940, Unknown=0, NotChecked=0, Total=38220 [2021-05-01 07:14:16,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-05-01 07:14:17,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 115. [2021-05-01 07:14:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 110 states have (on average 1.0272727272727273) internal successors, (113), 110 states have internal predecessors, (113), 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 07:14:17,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 117 transitions. [2021-05-01 07:14:17,553 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 117 transitions. Word has length 107 [2021-05-01 07:14:17,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:14:17,553 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 117 transitions. [2021-05-01 07:14:17,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 99 states, 98 states have (on average 1.0510204081632653) internal successors, (103), 97 states have internal predecessors, (103), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2021-05-01 07:14:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-05-01 07:14:17,554 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:14:17,554 INFO L519 BasicCegarLoop]: trace histogram [45, 44, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:14:17,554 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2021-05-01 07:14:17,554 INFO L428 AbstractCegarLoop]: === Iteration 69 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:14:17,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:14:17,554 INFO L82 PathProgramCache]: Analyzing trace with hash -220681118, now seen corresponding path program 44 times [2021-05-01 07:14:17,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:14:17,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906309315] [2021-05-01 07:14:17,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:14:17,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:14:17,559 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_179| 2147483648)) (not (= |v_main_#t~nondet3_179| 0)) (<= |v_main_#t~nondet3_179| 2147483647) (< v_main_~i~0_784 1000000)) InVars {main_~i~0=v_main_~i~0_784, main_#t~nondet3=|v_main_#t~nondet3_179|} OutVars{main_~i~0=v_main_~i~0_784, main_#t~nondet3=|v_main_#t~nondet3_179|} AuxVars[] AssignedVars[] [2021-05-01 07:14:17,561 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:14:17,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,568 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,572 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,582 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,585 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,588 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,589 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,589 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,595 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,596 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:14:17,600 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:17,602 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,603 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:14:17,605 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,608 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,611 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,616 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,619 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,621 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,624 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,629 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:17,630 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:14:17,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:14:17,663 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:14:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:17,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:17,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:17,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:17,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:18,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:18,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:18,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:14:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:18,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:18,774 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 07:14:18,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:18,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:18,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:18,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:18,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:18,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:14:18,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:18,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:18,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:14:18,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:18,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:18,900 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:14:18,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906309315] [2021-05-01 07:14:18,901 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [906309315] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:14:18,901 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:14:18,901 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2021-05-01 07:14:18,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616740544] [2021-05-01 07:14:18,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-05-01 07:14:18,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:14:18,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-05-01 07:14:18,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1136, Invalid=1516, Unknown=0, NotChecked=0, Total=2652 [2021-05-01 07:14:18,902 INFO L87 Difference]: Start difference. First operand 115 states and 117 transitions. Second operand has 52 states, 52 states have (on average 1.9807692307692308) internal successors, (103), 50 states have internal predecessors, (103), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:26,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:14:26,801 INFO L93 Difference]: Finished difference Result 343 states and 389 transitions. [2021-05-01 07:14:26,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-05-01 07:14:26,802 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 1.9807692307692308) internal successors, (103), 50 states have internal predecessors, (103), 2 states have call successors, (3), 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 107 [2021-05-01 07:14:26,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:14:26,803 INFO L225 Difference]: With dead ends: 343 [2021-05-01 07:14:26,804 INFO L226 Difference]: Without dead ends: 337 [2021-05-01 07:14:26,805 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5535 ImplicationChecksByTransitivity, 5378.0ms TimeCoverageRelationStatistics Valid=6781, Invalid=14389, Unknown=0, NotChecked=0, Total=21170 [2021-05-01 07:14:26,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-05-01 07:14:27,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 115. [2021-05-01 07:14:27,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 110 states have (on average 1.0272727272727273) internal successors, (113), 110 states have internal predecessors, (113), 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 07:14:27,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 117 transitions. [2021-05-01 07:14:27,815 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 117 transitions. Word has length 107 [2021-05-01 07:14:27,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:14:27,815 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 117 transitions. [2021-05-01 07:14:27,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 1.9807692307692308) internal successors, (103), 50 states have internal predecessors, (103), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:27,815 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2021-05-01 07:14:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-05-01 07:14:27,815 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:14:27,816 INFO L519 BasicCegarLoop]: trace histogram [46, 45, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:14:27,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2021-05-01 07:14:27,816 INFO L428 AbstractCegarLoop]: === Iteration 70 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:14:27,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:14:27,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1979652707, now seen corresponding path program 45 times [2021-05-01 07:14:27,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:14:27,816 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1511936395] [2021-05-01 07:14:27,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:14:27,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:14:27,824 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_183| 2147483647) (< v_main_~i~0_788 1000000) (<= 0 (+ |v_main_#t~nondet3_183| 2147483648)) (not (= |v_main_#t~nondet3_183| 0))) InVars {main_~i~0=v_main_~i~0_788, main_#t~nondet3=|v_main_#t~nondet3_183|} OutVars{main_~i~0=v_main_~i~0_788, main_#t~nondet3=|v_main_#t~nondet3_183|} AuxVars[] AssignedVars[] [2021-05-01 07:14:27,826 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:14:27,827 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,828 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,831 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,835 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:14:27,839 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:27,842 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,842 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:14:27,845 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,848 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,851 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,853 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,858 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,864 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:27,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,871 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,874 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,888 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,891 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:14:27,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:14:27,923 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:14:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:27,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:27,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:27,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:27,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:28,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:28,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:29,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:29,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:29,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:14:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:29,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:29,091 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 07:14:29,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:29,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:29,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:29,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:29,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:29,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:14:29,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:29,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:29,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:14:29,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:29,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:29,221 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:14:29,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1511936395] [2021-05-01 07:14:29,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1511936395] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:14:29,221 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:14:29,221 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-01 07:14:29,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354203019] [2021-05-01 07:14:29,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-01 07:14:29,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:14:29,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-01 07:14:29,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1184, Invalid=1572, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 07:14:29,222 INFO L87 Difference]: Start difference. First operand 115 states and 117 transitions. Second operand has 53 states, 53 states have (on average 1.9811320754716981) internal successors, (105), 51 states have internal predecessors, (105), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:37,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:14:37,598 INFO L93 Difference]: Finished difference Result 348 states and 395 transitions. [2021-05-01 07:14:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-05-01 07:14:37,599 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 1.9811320754716981) internal successors, (105), 51 states have internal predecessors, (105), 2 states have call successors, (3), 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 109 [2021-05-01 07:14:37,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:14:37,601 INFO L225 Difference]: With dead ends: 348 [2021-05-01 07:14:37,601 INFO L226 Difference]: Without dead ends: 342 [2021-05-01 07:14:37,602 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5773 ImplicationChecksByTransitivity, 5754.8ms TimeCoverageRelationStatistics Valid=7069, Invalid=14983, Unknown=0, NotChecked=0, Total=22052 [2021-05-01 07:14:37,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-05-01 07:14:38,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 115. [2021-05-01 07:14:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 110 states have (on average 1.0272727272727273) internal successors, (113), 110 states have internal predecessors, (113), 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 07:14:38,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 117 transitions. [2021-05-01 07:14:38,649 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 117 transitions. Word has length 109 [2021-05-01 07:14:38,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:14:38,649 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 117 transitions. [2021-05-01 07:14:38,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.9811320754716981) internal successors, (105), 51 states have internal predecessors, (105), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:38,649 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2021-05-01 07:14:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-05-01 07:14:38,650 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:14:38,650 INFO L519 BasicCegarLoop]: trace histogram [48, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:14:38,650 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-05-01 07:14:38,650 INFO L428 AbstractCegarLoop]: === Iteration 71 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:14:38,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:14:38,650 INFO L82 PathProgramCache]: Analyzing trace with hash 747444750, now seen corresponding path program 24 times [2021-05-01 07:14:38,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:14:38,651 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [641907752] [2021-05-01 07:14:38,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:14:38,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:14:38,662 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet5_605| 2147483648)) (<= |v_main_#t~nondet5_605| 2147483647) (not (= |v_main_#t~nondet5_605| 0)) (< v_main_~i~0_792 1000000)) InVars {main_#t~nondet5=|v_main_#t~nondet5_605|, main_~i~0=v_main_~i~0_792} OutVars{main_#t~nondet5=|v_main_#t~nondet5_605|, main_~i~0=v_main_~i~0_792} AuxVars[] AssignedVars[] [2021-05-01 07:14:38,665 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:14:38,669 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,680 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,684 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,688 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,693 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,697 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,701 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,704 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,705 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,706 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,710 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,713 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,714 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:14:38,717 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,721 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:38,722 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:14:38,726 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,729 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,735 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:38,739 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,743 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,746 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,752 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,755 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,760 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:14:38,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:14:38,798 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:14:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:38,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:38,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:38,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:14:38,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:14:38,828 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:14:38,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:38,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:38,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:38,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:14:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:38,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:38,867 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 07:14:38,868 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:14:38,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:38,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:38,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:14:38,935 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:14:38,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:14:38,963 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:14:38,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:38,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:38,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:38,965 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:14:39,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,018 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,020 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,059 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,060 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,100 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,102 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,147 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:39,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,197 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,199 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:39,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,260 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,262 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,319 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,375 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,377 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,433 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:39,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,499 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,501 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,565 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:39,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,637 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,639 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,715 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,717 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:39,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,799 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,801 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,880 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,882 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:39,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:39,965 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:39,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:39,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:39,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:39,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:40,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,058 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,060 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:40,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,147 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:40,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,246 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,248 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:40,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,339 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,340 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:40,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,440 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,445 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:40,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,546 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:40,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,660 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:40,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,769 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,771 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:40,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,886 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:40,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:40,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:40,887 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:40,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:40,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:40,999 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:41,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,125 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,127 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:41,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,247 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,250 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:41,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,370 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,371 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:41,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,503 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,505 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:41,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,640 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,642 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:41,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,782 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,784 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:41,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:41,917 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:41,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:41,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:41,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:41,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:41,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,058 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,060 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,203 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,205 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:42,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,351 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,354 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:42,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,501 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,503 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:42,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,668 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,671 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:42,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,829 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,831 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:42,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:42,983 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:42,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:42,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:42,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:42,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:14:43,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:43,121 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:43,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:43,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:43,123 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:43,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:43,284 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:43,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:43,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:43,286 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:43,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:43,498 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:43,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:43,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:43,500 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:43,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:43,674 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:43,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:43,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:43,676 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:43,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:43,851 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:43,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:43,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:43,853 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:14:43,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:43,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:14:44,035 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:14:44,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:44,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:44,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:44,038 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:14:44,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:44,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:44,141 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:14:44,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [641907752] [2021-05-01 07:14:44,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [641907752] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:14:44,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:14:44,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [103] imperfect sequences [] total 103 [2021-05-01 07:14:44,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287052504] [2021-05-01 07:14:44,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 103 states [2021-05-01 07:14:44,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:14:44,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-05-01 07:14:44,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=446, Invalid=10266, Unknown=0, NotChecked=0, Total=10712 [2021-05-01 07:14:44,142 INFO L87 Difference]: Start difference. First operand 115 states and 117 transitions. Second operand has 103 states, 102 states have (on average 1.0490196078431373) internal successors, (107), 101 states have internal predecessors, (107), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:54,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:14:54,217 INFO L93 Difference]: Finished difference Result 222 states and 226 transitions. [2021-05-01 07:14:54,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-05-01 07:14:54,218 INFO L78 Accepts]: Start accepts. Automaton has has 103 states, 102 states have (on average 1.0490196078431373) internal successors, (107), 101 states have internal predecessors, (107), 2 states have call successors, (3), 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 111 [2021-05-01 07:14:54,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:14:54,219 INFO L225 Difference]: With dead ends: 222 [2021-05-01 07:14:54,219 INFO L226 Difference]: Without dead ends: 214 [2021-05-01 07:14:54,221 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12302 ImplicationChecksByTransitivity, 10288.3ms TimeCoverageRelationStatistics Valid=1334, Invalid=40078, Unknown=0, NotChecked=0, Total=41412 [2021-05-01 07:14:54,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-05-01 07:14:55,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 119. [2021-05-01 07:14:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 114 states have (on average 1.0263157894736843) internal successors, (117), 114 states have internal predecessors, (117), 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 07:14:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 121 transitions. [2021-05-01 07:14:55,445 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 121 transitions. Word has length 111 [2021-05-01 07:14:55,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:14:55,445 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 121 transitions. [2021-05-01 07:14:55,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 103 states, 102 states have (on average 1.0490196078431373) internal successors, (107), 101 states have internal predecessors, (107), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:14:55,446 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 121 transitions. [2021-05-01 07:14:55,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-05-01 07:14:55,446 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:14:55,446 INFO L519 BasicCegarLoop]: trace histogram [47, 46, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:14:55,446 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-05-01 07:14:55,446 INFO L428 AbstractCegarLoop]: === Iteration 72 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:14:55,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:14:55,447 INFO L82 PathProgramCache]: Analyzing trace with hash -134235112, now seen corresponding path program 46 times [2021-05-01 07:14:55,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:14:55,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932868749] [2021-05-01 07:14:55,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:14:55,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:14:55,454 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_187| 2147483648)) (< v_main_~i~0_842 1000000) (not (= |v_main_#t~nondet3_187| 0)) (<= |v_main_#t~nondet3_187| 2147483647)) InVars {main_~i~0=v_main_~i~0_842, main_#t~nondet3=|v_main_#t~nondet3_187|} OutVars{main_~i~0=v_main_~i~0_842, main_#t~nondet3=|v_main_#t~nondet3_187|} AuxVars[] AssignedVars[] [2021-05-01 07:14:55,456 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:14:55,458 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,459 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,462 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,467 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:14:55,471 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:55,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,475 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:14:55,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,482 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:14:55,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,493 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,504 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,508 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,511 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,515 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,518 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,521 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,527 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,529 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,532 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,534 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,535 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:14:55,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:14:55,567 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:14:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:55,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:55,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:55,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:55,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:56,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:14:56,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:56,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:14:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:14:56,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:56,780 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 07:14:56,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:56,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:14:56,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:56,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:56,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:56,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:14:56,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:14:56,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:14:56,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:14:56,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:14:56,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:14:56,931 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:14:56,931 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932868749] [2021-05-01 07:14:56,931 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1932868749] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:14:56,931 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:14:56,931 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [54] imperfect sequences [] total 54 [2021-05-01 07:14:56,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776478778] [2021-05-01 07:14:56,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-05-01 07:14:56,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:14:56,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-05-01 07:14:56,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1233, Invalid=1629, Unknown=0, NotChecked=0, Total=2862 [2021-05-01 07:14:56,932 INFO L87 Difference]: Start difference. First operand 119 states and 121 transitions. Second operand has 54 states, 54 states have (on average 1.9814814814814814) internal successors, (107), 52 states have internal predecessors, (107), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:06,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:15:06,738 INFO L93 Difference]: Finished difference Result 357 states and 405 transitions. [2021-05-01 07:15:06,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-05-01 07:15:06,739 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 54 states have (on average 1.9814814814814814) internal successors, (107), 52 states have internal predecessors, (107), 2 states have call successors, (3), 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 111 [2021-05-01 07:15:06,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:15:06,740 INFO L225 Difference]: With dead ends: 357 [2021-05-01 07:15:06,741 INFO L226 Difference]: Without dead ends: 351 [2021-05-01 07:15:06,742 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6016 ImplicationChecksByTransitivity, 6591.6ms TimeCoverageRelationStatistics Valid=7363, Invalid=15589, Unknown=0, NotChecked=0, Total=22952 [2021-05-01 07:15:06,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-05-01 07:15:08,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 119. [2021-05-01 07:15:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 114 states have (on average 1.0263157894736843) internal successors, (117), 114 states have internal predecessors, (117), 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 07:15:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 121 transitions. [2021-05-01 07:15:08,164 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 121 transitions. Word has length 111 [2021-05-01 07:15:08,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:15:08,164 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 121 transitions. [2021-05-01 07:15:08,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.9814814814814814) internal successors, (107), 52 states have internal predecessors, (107), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 121 transitions. [2021-05-01 07:15:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-05-01 07:15:08,165 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:15:08,165 INFO L519 BasicCegarLoop]: trace histogram [48, 47, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:15:08,165 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2021-05-01 07:15:08,165 INFO L428 AbstractCegarLoop]: === Iteration 73 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:15:08,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:15:08,165 INFO L82 PathProgramCache]: Analyzing trace with hash -509419565, now seen corresponding path program 47 times [2021-05-01 07:15:08,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:15:08,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [488111243] [2021-05-01 07:15:08,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:15:08,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:15:08,173 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_191| 0)) (< v_main_~i~0_846 1000000) (<= 0 (+ |v_main_#t~nondet3_191| 2147483648)) (<= |v_main_#t~nondet3_191| 2147483647)) InVars {main_~i~0=v_main_~i~0_846, main_#t~nondet3=|v_main_#t~nondet3_191|} OutVars{main_~i~0=v_main_~i~0_846, main_#t~nondet3=|v_main_#t~nondet3_191|} AuxVars[] AssignedVars[] [2021-05-01 07:15:08,175 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:15:08,177 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,177 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,180 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,185 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:15:08,188 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:08,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,193 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:15:08,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,200 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,212 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,216 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,219 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:08,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,236 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,241 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,250 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,251 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:15:08,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:15:08,284 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:15:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:08,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:08,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:09,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:09,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:09,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:15:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:09,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:09,591 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 07:15:09,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:09,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:09,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:09,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:09,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:09,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:15:09,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:09,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:09,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:15:09,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:09,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:09,817 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:15:09,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [488111243] [2021-05-01 07:15:09,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [488111243] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:15:09,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:15:09,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [] total 55 [2021-05-01 07:15:09,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406922239] [2021-05-01 07:15:09,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-05-01 07:15:09,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:15:09,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-05-01 07:15:09,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1283, Invalid=1687, Unknown=0, NotChecked=0, Total=2970 [2021-05-01 07:15:09,828 INFO L87 Difference]: Start difference. First operand 119 states and 121 transitions. Second operand has 55 states, 55 states have (on average 1.981818181818182) internal successors, (109), 53 states have internal predecessors, (109), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:20,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:15:20,416 INFO L93 Difference]: Finished difference Result 362 states and 411 transitions. [2021-05-01 07:15:20,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-05-01 07:15:20,418 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 55 states have (on average 1.981818181818182) internal successors, (109), 53 states have internal predecessors, (109), 2 states have call successors, (3), 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 113 [2021-05-01 07:15:20,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:15:20,419 INFO L225 Difference]: With dead ends: 362 [2021-05-01 07:15:20,419 INFO L226 Difference]: Without dead ends: 356 [2021-05-01 07:15:20,421 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6264 ImplicationChecksByTransitivity, 7050.3ms TimeCoverageRelationStatistics Valid=7663, Invalid=16207, Unknown=0, NotChecked=0, Total=23870 [2021-05-01 07:15:20,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2021-05-01 07:15:21,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 119. [2021-05-01 07:15:21,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 114 states have (on average 1.0263157894736843) internal successors, (117), 114 states have internal predecessors, (117), 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 07:15:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 121 transitions. [2021-05-01 07:15:21,809 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 121 transitions. Word has length 113 [2021-05-01 07:15:21,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:15:21,809 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 121 transitions. [2021-05-01 07:15:21,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.981818181818182) internal successors, (109), 53 states have internal predecessors, (109), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:21,809 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 121 transitions. [2021-05-01 07:15:21,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-05-01 07:15:21,810 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:15:21,810 INFO L519 BasicCegarLoop]: trace histogram [50, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:15:21,810 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2021-05-01 07:15:21,810 INFO L428 AbstractCegarLoop]: === Iteration 74 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:15:21,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:15:21,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1093497796, now seen corresponding path program 25 times [2021-05-01 07:15:21,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:15:21,810 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [625101180] [2021-05-01 07:15:21,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:15:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:15:21,823 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_655| 2147483647) (not (= |v_main_#t~nondet5_655| 0)) (< v_main_~i~0_850 1000000) (<= 0 (+ |v_main_#t~nondet5_655| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_655|, main_~i~0=v_main_~i~0_850} OutVars{main_#t~nondet5=|v_main_#t~nondet5_655|, main_~i~0=v_main_~i~0_850} AuxVars[] AssignedVars[] [2021-05-01 07:15:21,826 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:15:21,828 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,829 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,833 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,837 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,838 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:15:21,844 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,848 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:21,849 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:15:21,854 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,858 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,863 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,867 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,870 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,883 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,896 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:21,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,921 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,929 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,938 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:15:21,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:21,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:15:21,990 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:15:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:21,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:22,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:22,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:15:22,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:15:22,020 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:15:22,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:22,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:22,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:22,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:22,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:15:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:22,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:22,064 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 07:15:22,066 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:15:22,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:15:22,146 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:15:22,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:15:22,179 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:15:22,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,181 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:15:22,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,235 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,237 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:22,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,282 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,284 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,333 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,336 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,383 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,385 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,463 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,468 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,533 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,537 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:22,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,614 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,675 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,677 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,742 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,744 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,814 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,815 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:22,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,885 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,887 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:22,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:22,966 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:22,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:22,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:22,967 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:23,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,062 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,065 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:23,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,155 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,158 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:23,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,240 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:23,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,328 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:23,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,422 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:23,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,525 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,527 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:23,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,625 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,627 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:23,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,742 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,745 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:23,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,856 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,858 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:23,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:23,959 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:23,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:23,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:23,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:23,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:24,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,077 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,079 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:24,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,189 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,191 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:24,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,314 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,317 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:24,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,437 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:24,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,564 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,566 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:24,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,702 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:24,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,851 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:24,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:24,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:24,854 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:24,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:24,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:24,999 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:25,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:25,141 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,144 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:25,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:25,289 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:25,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:25,432 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,434 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:25,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:25,591 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,593 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:25,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:25,733 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,735 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:25,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:25,886 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:25,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:25,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:25,888 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:25,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:25,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:26,060 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:26,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:26,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:26,091 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:26,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:26,266 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:26,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:26,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:26,268 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:26,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:26,475 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:26,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:26,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:26,476 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:26,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:26,678 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:26,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:26,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:26,681 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:26,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:26,878 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:26,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:26,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:26,882 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:26,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:26,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:27,051 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:27,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:27,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:27,054 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:27,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:27,236 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:27,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:27,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:27,238 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:27,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:27,452 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:27,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:27,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:27,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:27,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:27,641 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:27,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:27,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:27,643 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:15:27,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:27,830 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:27,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:27,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:27,833 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:27,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:27,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:28,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:28,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:28,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:28,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:28,019 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:15:28,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:28,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:15:28,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:15:28,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:28,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:28,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:28,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:15:28,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:28,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:28,321 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:15:28,322 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [625101180] [2021-05-01 07:15:28,322 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [625101180] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:15:28,322 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:15:28,322 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [107] imperfect sequences [] total 107 [2021-05-01 07:15:28,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197188861] [2021-05-01 07:15:28,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 107 states [2021-05-01 07:15:28,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:15:28,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2021-05-01 07:15:28,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=464, Invalid=11092, Unknown=0, NotChecked=0, Total=11556 [2021-05-01 07:15:28,324 INFO L87 Difference]: Start difference. First operand 119 states and 121 transitions. Second operand has 107 states, 106 states have (on average 1.0471698113207548) internal successors, (111), 105 states have internal predecessors, (111), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:40,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:15:40,608 INFO L93 Difference]: Finished difference Result 230 states and 234 transitions. [2021-05-01 07:15:40,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-05-01 07:15:40,609 INFO L78 Accepts]: Start accepts. Automaton has has 107 states, 106 states have (on average 1.0471698113207548) internal successors, (111), 105 states have internal predecessors, (111), 2 states have call successors, (3), 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 115 [2021-05-01 07:15:40,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:15:40,610 INFO L225 Difference]: With dead ends: 230 [2021-05-01 07:15:40,610 INFO L226 Difference]: Without dead ends: 222 [2021-05-01 07:15:40,614 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13314 ImplicationChecksByTransitivity, 12219.4ms TimeCoverageRelationStatistics Valid=1388, Invalid=43344, Unknown=0, NotChecked=0, Total=44732 [2021-05-01 07:15:40,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2021-05-01 07:15:42,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 123. [2021-05-01 07:15:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 118 states have (on average 1.0254237288135593) internal successors, (121), 118 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 07:15:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 125 transitions. [2021-05-01 07:15:42,009 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 125 transitions. Word has length 115 [2021-05-01 07:15:42,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:15:42,009 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 125 transitions. [2021-05-01 07:15:42,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 107 states, 106 states have (on average 1.0471698113207548) internal successors, (111), 105 states have internal predecessors, (111), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 125 transitions. [2021-05-01 07:15:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-05-01 07:15:42,010 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:15:42,010 INFO L519 BasicCegarLoop]: trace histogram [49, 48, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:15:42,010 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2021-05-01 07:15:42,011 INFO L428 AbstractCegarLoop]: === Iteration 75 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:15:42,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:15:42,011 INFO L82 PathProgramCache]: Analyzing trace with hash -284426034, now seen corresponding path program 48 times [2021-05-01 07:15:42,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:15:42,011 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2037273378] [2021-05-01 07:15:42,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:15:42,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:15:42,017 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_195| 2147483647) (<= 0 (+ |v_main_#t~nondet3_195| 2147483648)) (not (= |v_main_#t~nondet3_195| 0)) (< v_main_~i~0_902 1000000)) InVars {main_~i~0=v_main_~i~0_902, main_#t~nondet3=|v_main_#t~nondet3_195|} OutVars{main_~i~0=v_main_~i~0_902, main_#t~nondet3=|v_main_#t~nondet3_195|} AuxVars[] AssignedVars[] [2021-05-01 07:15:42,021 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:15:42,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,035 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,039 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,057 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,058 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,059 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,062 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,066 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,067 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:15:42,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,075 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:42,076 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:15:42,079 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,083 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,086 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,093 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,102 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,105 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,108 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:42,109 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:15:42,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:15:42,145 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:15:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:42,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:42,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:42,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:42,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:43,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:43,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:43,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:15:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:43,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:43,691 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 07:15:43,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:43,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:43,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:43,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:43,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:43,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:15:43,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:43,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:43,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:15:43,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:43,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:43,859 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:15:43,859 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2037273378] [2021-05-01 07:15:43,859 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2037273378] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:15:43,859 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:15:43,859 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [56] imperfect sequences [] total 56 [2021-05-01 07:15:43,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855945421] [2021-05-01 07:15:43,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-05-01 07:15:43,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:15:43,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-05-01 07:15:43,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1334, Invalid=1746, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 07:15:43,860 INFO L87 Difference]: Start difference. First operand 123 states and 125 transitions. Second operand has 56 states, 56 states have (on average 1.9821428571428572) internal successors, (111), 54 states have internal predecessors, (111), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:55,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:15:55,350 INFO L93 Difference]: Finished difference Result 371 states and 421 transitions. [2021-05-01 07:15:55,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-05-01 07:15:55,358 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 1.9821428571428572) internal successors, (111), 54 states have internal predecessors, (111), 2 states have call successors, (3), 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 115 [2021-05-01 07:15:55,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:15:55,359 INFO L225 Difference]: With dead ends: 371 [2021-05-01 07:15:55,359 INFO L226 Difference]: Without dead ends: 365 [2021-05-01 07:15:55,361 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6517 ImplicationChecksByTransitivity, 7672.9ms TimeCoverageRelationStatistics Valid=7969, Invalid=16837, Unknown=0, NotChecked=0, Total=24806 [2021-05-01 07:15:55,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2021-05-01 07:15:56,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 123. [2021-05-01 07:15:56,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 118 states have (on average 1.0254237288135593) internal successors, (121), 118 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 07:15:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 125 transitions. [2021-05-01 07:15:56,852 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 125 transitions. Word has length 115 [2021-05-01 07:15:56,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:15:56,853 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 125 transitions. [2021-05-01 07:15:56,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 1.9821428571428572) internal successors, (111), 54 states have internal predecessors, (111), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:15:56,853 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 125 transitions. [2021-05-01 07:15:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-05-01 07:15:56,853 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:15:56,853 INFO L519 BasicCegarLoop]: trace histogram [50, 49, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:15:56,853 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2021-05-01 07:15:56,854 INFO L428 AbstractCegarLoop]: === Iteration 76 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:15:56,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:15:56,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1185992457, now seen corresponding path program 49 times [2021-05-01 07:15:56,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:15:56,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [615141042] [2021-05-01 07:15:56,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:15:56,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:15:56,860 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_199| 0)) (<= 0 (+ |v_main_#t~nondet3_199| 2147483648)) (< v_main_~i~0_906 1000000) (<= |v_main_#t~nondet3_199| 2147483647)) InVars {main_~i~0=v_main_~i~0_906, main_#t~nondet3=|v_main_#t~nondet3_199|} OutVars{main_~i~0=v_main_~i~0_906, main_#t~nondet3=|v_main_#t~nondet3_199|} AuxVars[] AssignedVars[] [2021-05-01 07:15:56,863 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:15:56,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,879 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,885 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,888 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,896 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,897 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,903 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:15:56,906 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:56,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,908 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:15:56,910 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,915 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:15:56,917 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,922 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,925 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,930 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,934 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:15:56,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:56,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:15:56,980 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:15:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:57,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:57,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:57,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:57,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:58,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:15:58,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:58,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:15:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:15:58,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:58,488 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 07:15:58,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:58,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:15:58,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:58,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:58,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:58,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:15:58,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:15:58,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:15:58,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:15:58,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:15:58,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:15:58,650 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:15:58,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [615141042] [2021-05-01 07:15:58,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [615141042] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:15:58,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:15:58,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [57] imperfect sequences [] total 57 [2021-05-01 07:15:58,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025047198] [2021-05-01 07:15:58,651 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-05-01 07:15:58,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:15:58,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-05-01 07:15:58,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1386, Invalid=1806, Unknown=0, NotChecked=0, Total=3192 [2021-05-01 07:15:58,652 INFO L87 Difference]: Start difference. First operand 123 states and 125 transitions. Second operand has 57 states, 57 states have (on average 1.9824561403508771) internal successors, (113), 55 states have internal predecessors, (113), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:16:10,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:16:10,275 INFO L93 Difference]: Finished difference Result 376 states and 427 transitions. [2021-05-01 07:16:10,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-05-01 07:16:10,276 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 1.9824561403508771) internal successors, (113), 55 states have internal predecessors, (113), 2 states have call successors, (3), 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 117 [2021-05-01 07:16:10,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:16:10,278 INFO L225 Difference]: With dead ends: 376 [2021-05-01 07:16:10,278 INFO L226 Difference]: Without dead ends: 370 [2021-05-01 07:16:10,279 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6775 ImplicationChecksByTransitivity, 7444.5ms TimeCoverageRelationStatistics Valid=8281, Invalid=17479, Unknown=0, NotChecked=0, Total=25760 [2021-05-01 07:16:10,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-05-01 07:16:11,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 123. [2021-05-01 07:16:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 118 states have (on average 1.0254237288135593) internal successors, (121), 118 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 07:16:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 125 transitions. [2021-05-01 07:16:11,783 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 125 transitions. Word has length 117 [2021-05-01 07:16:11,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:16:11,783 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 125 transitions. [2021-05-01 07:16:11,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 1.9824561403508771) internal successors, (113), 55 states have internal predecessors, (113), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:16:11,784 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 125 transitions. [2021-05-01 07:16:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-05-01 07:16:11,784 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:16:11,784 INFO L519 BasicCegarLoop]: trace histogram [52, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:16:11,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2021-05-01 07:16:11,785 INFO L428 AbstractCegarLoop]: === Iteration 77 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:16:11,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:16:11,785 INFO L82 PathProgramCache]: Analyzing trace with hash -167902598, now seen corresponding path program 26 times [2021-05-01 07:16:11,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:16:11,785 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261745540] [2021-05-01 07:16:11,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:16:11,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:16:11,792 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_910 1000000) (not (= |v_main_#t~nondet5_707| 0)) (<= |v_main_#t~nondet5_707| 2147483647) (<= 0 (+ |v_main_#t~nondet5_707| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_707|, main_~i~0=v_main_~i~0_910} OutVars{main_#t~nondet5=|v_main_#t~nondet5_707|, main_~i~0=v_main_~i~0_910} AuxVars[] AssignedVars[] [2021-05-01 07:16:11,795 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:16:11,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,805 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,809 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,818 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,822 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,826 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,831 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,835 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,840 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,842 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,843 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,848 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,852 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,854 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:16:11,859 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:16:11,862 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,863 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:16:11,867 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:16:11,871 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,890 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,893 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,897 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,904 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,906 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:16:11,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:16:11,953 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:16:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:16:11,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:11,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:11,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:16:11,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:16:11,990 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:16:11,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:11,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:11,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:16:12,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:16:12,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:12,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:16:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:16:12,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:12,036 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 07:16:12,038 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:16:12,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:16:12,120 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:16:12,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:16:12,146 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:16:12,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,148 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:16:12,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,189 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,191 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:12,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,225 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:12,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,276 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:12,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,333 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:12,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,396 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,458 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,461 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:12,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,526 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,530 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,606 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,609 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,688 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,691 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,771 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,774 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,853 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,856 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:12,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:12,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:12,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:12,940 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:12,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:12,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,023 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,026 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:13,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,120 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,122 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:13,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,218 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:13,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,313 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,315 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:13,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,418 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:13,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:13,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,612 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:13,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,725 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,727 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:13,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,852 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,855 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:13,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:13,994 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:13,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:13,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:13,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:13,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:14,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,121 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,123 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:14,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,246 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,248 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:14,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,377 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:14,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,514 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,516 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:14,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,654 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,656 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:14,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,801 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,804 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:14,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:14,950 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:14,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:14,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:14,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:14,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:15,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:15,108 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:15,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:15,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:15,110 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:15,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:15,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:15,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:15,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:15,260 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:15,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:15,408 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:15,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:15,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:15,411 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:15,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:15,566 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:15,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:15,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:15,568 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:15,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:15,724 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:15,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:15,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:15,731 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:15,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:15,886 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:15,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:15,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:15,889 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:15,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:15,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:16,045 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:16,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:16,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:16,047 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:16,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:16,212 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:16,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:16,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:16,215 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:16,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:16,387 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:16,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:16,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:16,390 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:16,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:16,560 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:16,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:16,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:16,562 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:16,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:16,749 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:16,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:16,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:16,751 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:16,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:16,935 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:16,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:16,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:16,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:16,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:17,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:17,127 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:17,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:17,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:17,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:17,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:17,323 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:17,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:17,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:17,325 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:17,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:17,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:17,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:17,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:17,519 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:17,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:17,712 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:17,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:17,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:17,714 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:17,900 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:17,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:17,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:17,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:17,903 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:16:18,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:18,097 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:18,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:18,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:18,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:16:18,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:18,306 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:18,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:18,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:18,309 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:18,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:18,511 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:18,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:18,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:18,513 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:18,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:16:18,738 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:16:18,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:18,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:18,740 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:16:18,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:18,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:18,857 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:16:18,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261745540] [2021-05-01 07:16:18,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1261745540] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:16:18,857 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:16:18,857 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [111] imperfect sequences [] total 111 [2021-05-01 07:16:18,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143723291] [2021-05-01 07:16:18,858 INFO L460 AbstractCegarLoop]: Interpolant automaton has 111 states [2021-05-01 07:16:18,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:16:18,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2021-05-01 07:16:18,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=482, Invalid=11950, Unknown=0, NotChecked=0, Total=12432 [2021-05-01 07:16:18,859 INFO L87 Difference]: Start difference. First operand 123 states and 125 transitions. Second operand has 111 states, 110 states have (on average 1.0454545454545454) internal successors, (115), 109 states have internal predecessors, (115), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:16:32,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:16:32,343 INFO L93 Difference]: Finished difference Result 238 states and 242 transitions. [2021-05-01 07:16:32,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-05-01 07:16:32,344 INFO L78 Accepts]: Start accepts. Automaton has has 111 states, 110 states have (on average 1.0454545454545454) internal successors, (115), 109 states have internal predecessors, (115), 2 states have call successors, (3), 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 119 [2021-05-01 07:16:32,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:16:32,345 INFO L225 Difference]: With dead ends: 238 [2021-05-01 07:16:32,345 INFO L226 Difference]: Without dead ends: 230 [2021-05-01 07:16:32,348 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14366 ImplicationChecksByTransitivity, 13172.0ms TimeCoverageRelationStatistics Valid=1442, Invalid=46738, Unknown=0, NotChecked=0, Total=48180 [2021-05-01 07:16:32,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-05-01 07:16:34,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 127. [2021-05-01 07:16:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 122 states have (on average 1.0245901639344261) internal successors, (125), 122 states have internal predecessors, (125), 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 07:16:34,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 129 transitions. [2021-05-01 07:16:34,150 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 129 transitions. Word has length 119 [2021-05-01 07:16:34,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:16:34,150 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 129 transitions. [2021-05-01 07:16:34,151 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 111 states, 110 states have (on average 1.0454545454545454) internal successors, (115), 109 states have internal predecessors, (115), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:16:34,151 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 129 transitions. [2021-05-01 07:16:34,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-05-01 07:16:34,159 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:16:34,159 INFO L519 BasicCegarLoop]: trace histogram [51, 50, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:16:34,159 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2021-05-01 07:16:34,159 INFO L428 AbstractCegarLoop]: === Iteration 78 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:16:34,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:16:34,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1213921924, now seen corresponding path program 50 times [2021-05-01 07:16:34,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:16:34,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [956399750] [2021-05-01 07:16:34,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:16:34,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:16:34,166 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_203| 2147483648)) (<= |v_main_#t~nondet3_203| 2147483647) (< v_main_~i~0_964 1000000) (not (= |v_main_#t~nondet3_203| 0))) InVars {main_~i~0=v_main_~i~0_964, main_#t~nondet3=|v_main_#t~nondet3_203|} OutVars{main_~i~0=v_main_~i~0_964, main_#t~nondet3=|v_main_#t~nondet3_203|} AuxVars[] AssignedVars[] [2021-05-01 07:16:34,178 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:16:34,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,201 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,214 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,216 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,217 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,225 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,226 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:16:34,230 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:16:34,234 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,235 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:16:34,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,242 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,245 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:16:34,248 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,252 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,256 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,259 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,266 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,269 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,270 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:16:34,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:16:34,305 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:16:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:16:34,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:34,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:34,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:34,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:16:35,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:16:35,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:35,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:16:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:16:35,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:35,900 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 07:16:35,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:35,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:35,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:35,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:35,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:35,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:16:35,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:35,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:35,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:35,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:16:36,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:36,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:36,072 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:16:36,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [956399750] [2021-05-01 07:16:36,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [956399750] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:16:36,072 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:16:36,072 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [58] imperfect sequences [] total 58 [2021-05-01 07:16:36,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729796064] [2021-05-01 07:16:36,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-05-01 07:16:36,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:16:36,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-05-01 07:16:36,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1439, Invalid=1867, Unknown=0, NotChecked=0, Total=3306 [2021-05-01 07:16:36,074 INFO L87 Difference]: Start difference. First operand 127 states and 129 transitions. Second operand has 58 states, 58 states have (on average 1.9827586206896552) internal successors, (115), 56 states have internal predecessors, (115), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:16:48,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:16:48,543 INFO L93 Difference]: Finished difference Result 385 states and 437 transitions. [2021-05-01 07:16:48,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-05-01 07:16:48,545 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 58 states have (on average 1.9827586206896552) internal successors, (115), 56 states have internal predecessors, (115), 2 states have call successors, (3), 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 119 [2021-05-01 07:16:48,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:16:48,546 INFO L225 Difference]: With dead ends: 385 [2021-05-01 07:16:48,546 INFO L226 Difference]: Without dead ends: 379 [2021-05-01 07:16:48,547 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7038 ImplicationChecksByTransitivity, 7853.8ms TimeCoverageRelationStatistics Valid=8599, Invalid=18133, Unknown=0, NotChecked=0, Total=26732 [2021-05-01 07:16:48,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2021-05-01 07:16:50,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 127. [2021-05-01 07:16:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 122 states have (on average 1.0245901639344261) internal successors, (125), 122 states have internal predecessors, (125), 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 07:16:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 129 transitions. [2021-05-01 07:16:50,356 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 129 transitions. Word has length 119 [2021-05-01 07:16:50,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:16:50,356 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 129 transitions. [2021-05-01 07:16:50,356 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 1.9827586206896552) internal successors, (115), 56 states have internal predecessors, (115), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:16:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 129 transitions. [2021-05-01 07:16:50,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-05-01 07:16:50,357 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:16:50,357 INFO L519 BasicCegarLoop]: trace histogram [52, 51, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:16:50,357 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2021-05-01 07:16:50,357 INFO L428 AbstractCegarLoop]: === Iteration 79 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:16:50,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:16:50,357 INFO L82 PathProgramCache]: Analyzing trace with hash -2010631361, now seen corresponding path program 51 times [2021-05-01 07:16:50,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:16:50,357 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1233914244] [2021-05-01 07:16:50,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:16:50,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:16:50,374 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_968 1000000) (<= |v_main_#t~nondet3_207| 2147483647) (<= 0 (+ |v_main_#t~nondet3_207| 2147483648)) (not (= |v_main_#t~nondet3_207| 0))) InVars {main_~i~0=v_main_~i~0_968, main_#t~nondet3=|v_main_#t~nondet3_207|} OutVars{main_~i~0=v_main_~i~0_968, main_#t~nondet3=|v_main_#t~nondet3_207|} AuxVars[] AssignedVars[] [2021-05-01 07:16:50,376 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:16:50,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,387 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,392 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,420 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,421 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,431 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,432 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:16:50,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,443 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:16:50,445 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:16:50,448 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:16:50,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,488 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,489 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:16:50,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:16:50,548 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:16:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:16:50,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:50,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:50,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:50,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:51,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:51,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:52,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:52,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:16:52,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:16:52,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:52,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:16:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:16:52,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:52,199 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 07:16:52,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:52,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:16:52,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:52,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:52,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:52,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:16:52,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:16:52,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:16:52,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:16:52,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:16:52,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:16:52,367 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:16:52,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1233914244] [2021-05-01 07:16:52,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1233914244] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:16:52,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:16:52,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [59] imperfect sequences [] total 59 [2021-05-01 07:16:52,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615054433] [2021-05-01 07:16:52,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-01 07:16:52,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:16:52,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-01 07:16:52,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1493, Invalid=1929, Unknown=0, NotChecked=0, Total=3422 [2021-05-01 07:16:52,369 INFO L87 Difference]: Start difference. First operand 127 states and 129 transitions. Second operand has 59 states, 59 states have (on average 1.9830508474576272) internal successors, (117), 57 states have internal predecessors, (117), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:17:05,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:17:05,194 INFO L93 Difference]: Finished difference Result 390 states and 443 transitions. [2021-05-01 07:17:05,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-05-01 07:17:05,196 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 1.9830508474576272) internal successors, (117), 57 states have internal predecessors, (117), 2 states have call successors, (3), 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 07:17:05,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:17:05,197 INFO L225 Difference]: With dead ends: 390 [2021-05-01 07:17:05,197 INFO L226 Difference]: Without dead ends: 384 [2021-05-01 07:17:05,199 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7306 ImplicationChecksByTransitivity, 8051.9ms TimeCoverageRelationStatistics Valid=8923, Invalid=18799, Unknown=0, NotChecked=0, Total=27722 [2021-05-01 07:17:05,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-05-01 07:17:07,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 127. [2021-05-01 07:17:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 122 states have (on average 1.0245901639344261) internal successors, (125), 122 states have internal predecessors, (125), 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 07:17:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 129 transitions. [2021-05-01 07:17:07,045 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 129 transitions. Word has length 121 [2021-05-01 07:17:07,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:17:07,046 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 129 transitions. [2021-05-01 07:17:07,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.9830508474576272) internal successors, (117), 57 states have internal predecessors, (117), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:17:07,046 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 129 transitions. [2021-05-01 07:17:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-05-01 07:17:07,046 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:17:07,047 INFO L519 BasicCegarLoop]: trace histogram [54, 53, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:17:07,047 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2021-05-01 07:17:07,047 INFO L428 AbstractCegarLoop]: === Iteration 80 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:17:07,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:17:07,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1646508496, now seen corresponding path program 27 times [2021-05-01 07:17:07,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:17:07,047 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1606622762] [2021-05-01 07:17:07,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:17:07,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:17:07,056 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_761| 0)) (<= 0 (+ |v_main_#t~nondet5_761| 2147483648)) (< v_main_~i~0_972 1000000) (<= |v_main_#t~nondet5_761| 2147483647)) InVars {main_#t~nondet5=|v_main_#t~nondet5_761|, main_~i~0=v_main_~i~0_972} OutVars{main_#t~nondet5=|v_main_#t~nondet5_761|, main_~i~0=v_main_~i~0_972} AuxVars[] AssignedVars[] [2021-05-01 07:17:07,059 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:17:07,060 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,061 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,065 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,072 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:17:07,076 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,080 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:17:07,081 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:17:07,085 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,090 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,094 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:17:07,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,105 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,111 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,117 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,121 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,131 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,136 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,141 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,145 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,149 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,162 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,165 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,169 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,172 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,178 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:17:07,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:17:07,222 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:17:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:17:07,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:07,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:07,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:17:07,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:17:07,253 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:17:07,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:07,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:17:07,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:17:07,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:07,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:17:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:17:07,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:07,298 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 07:17:07,301 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:17:07,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:17:07,386 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:17:07,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:17:07,426 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:17:07,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:07,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,474 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,476 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:07,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,518 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,521 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:07,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,566 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:07,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,620 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:07,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,674 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,676 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:07,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,732 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,735 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:07,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,794 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:07,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,860 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:07,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:07,931 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:07,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:07,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:07,934 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:07,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:07,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,005 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:08,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,083 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,085 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:08,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,165 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,167 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:08,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,257 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:08,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,344 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:08,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,440 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,442 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:08,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,537 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:08,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,639 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,641 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:08,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,751 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:08,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,868 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,871 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:08,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:08,993 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:08,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:08,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:08,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:08,997 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:09,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,119 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:09,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,232 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,234 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:09,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,355 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,491 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,493 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:09,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:09,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,802 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:09,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:09,960 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:09,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:09,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:09,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:09,963 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:10,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:10,122 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:10,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:10,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:10,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:10,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:10,286 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:10,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:10,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:10,290 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:10,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:10,437 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:10,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:10,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:10,440 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:10,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:10,588 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:10,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:10,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:10,590 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:10,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:10,741 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:10,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:10,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:10,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:10,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:10,901 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:10,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:10,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:10,904 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:10,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:10,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:11,067 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:11,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:11,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:11,070 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:11,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:11,230 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:11,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:11,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:11,233 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:11,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:11,401 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:11,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:11,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:11,404 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:11,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:11,588 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:11,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:11,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:11,592 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:11,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:11,769 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:11,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:11,773 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:11,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:11,972 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:11,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:11,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:11,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:11,974 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:17:12,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:12,160 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:12,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:12,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:12,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:12,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:12,354 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:12,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:12,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:12,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:12,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:12,552 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:12,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:12,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:12,556 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:12,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:12,758 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:12,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:12,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:12,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:12,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:12,971 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:12,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:12,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:12,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:12,974 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:13,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:13,183 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:13,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:13,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:13,186 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:13,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:13,400 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:13,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:13,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:13,403 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:13,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:13,624 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:13,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:13,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:13,627 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:13,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:13,851 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:13,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:13,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:13,854 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:13,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:13,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:14,079 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:14,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:14,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:14,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:14,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:14,310 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:14,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:14,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:14,322 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:14,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:14,543 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:14,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:14,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:14,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:17:14,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:17:14,787 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:17:14,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:14,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:14,790 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:17:14,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:14,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:14,919 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:17:14,919 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1606622762] [2021-05-01 07:17:14,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1606622762] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:17:14,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:17:14,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [115] imperfect sequences [] total 115 [2021-05-01 07:17:14,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968065803] [2021-05-01 07:17:14,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 115 states [2021-05-01 07:17:14,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:17:14,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-05-01 07:17:14,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=12840, Unknown=0, NotChecked=0, Total=13340 [2021-05-01 07:17:14,921 INFO L87 Difference]: Start difference. First operand 127 states and 129 transitions. Second operand has 115 states, 114 states have (on average 1.043859649122807) internal successors, (119), 113 states have internal predecessors, (119), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:17:30,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:17:30,000 INFO L93 Difference]: Finished difference Result 246 states and 250 transitions. [2021-05-01 07:17:30,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-05-01 07:17:30,002 INFO L78 Accepts]: Start accepts. Automaton has has 115 states, 114 states have (on average 1.043859649122807) internal successors, (119), 113 states have internal predecessors, (119), 2 states have call successors, (3), 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 07:17:30,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:17:30,003 INFO L225 Difference]: With dead ends: 246 [2021-05-01 07:17:30,003 INFO L226 Difference]: Without dead ends: 238 [2021-05-01 07:17:30,007 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15458 ImplicationChecksByTransitivity, 14695.4ms TimeCoverageRelationStatistics Valid=1496, Invalid=50260, Unknown=0, NotChecked=0, Total=51756 [2021-05-01 07:17:30,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-05-01 07:17:31,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 131. [2021-05-01 07:17:31,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 126 states have (on average 1.0238095238095237) internal successors, (129), 126 states have internal predecessors, (129), 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 07:17:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 133 transitions. [2021-05-01 07:17:31,969 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 133 transitions. Word has length 123 [2021-05-01 07:17:31,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:17:31,969 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 133 transitions. [2021-05-01 07:17:31,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 115 states, 114 states have (on average 1.043859649122807) internal successors, (119), 113 states have internal predecessors, (119), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:17:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 133 transitions. [2021-05-01 07:17:31,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-05-01 07:17:31,970 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:17:31,970 INFO L519 BasicCegarLoop]: trace histogram [53, 52, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:17:31,970 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2021-05-01 07:17:31,970 INFO L428 AbstractCegarLoop]: === Iteration 81 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:17:31,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:17:31,970 INFO L82 PathProgramCache]: Analyzing trace with hash 160049466, now seen corresponding path program 52 times [2021-05-01 07:17:31,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:17:31,971 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [102928360] [2021-05-01 07:17:31,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:17:31,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:31,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:17:31,977 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_211| 2147483647) (not (= |v_main_#t~nondet3_211| 0)) (< v_main_~i~0_1028 1000000) (<= 0 (+ |v_main_#t~nondet3_211| 2147483648))) InVars {main_~i~0=v_main_~i~0_1028, main_#t~nondet3=|v_main_#t~nondet3_211|} OutVars{main_~i~0=v_main_~i~0_1028, main_#t~nondet3=|v_main_#t~nondet3_211|} AuxVars[] AssignedVars[] [2021-05-01 07:17:31,981 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:17:31,987 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:31,992 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:31,997 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,001 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,021 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,023 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,023 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,032 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:17:32,038 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:17:32,042 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,043 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:17:32,046 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,051 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,055 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:17:32,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,071 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,075 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,080 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,083 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,085 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:17:32,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:17:32,127 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:17:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:17:32,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:32,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:32,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:32,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:33,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:17:33,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:33,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:17:34,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:34,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:17:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:17:34,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:34,075 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 07:17:34,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:34,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:34,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:34,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:34,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:34,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:17:34,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:34,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:34,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:17:34,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:34,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:34,290 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:17:34,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [102928360] [2021-05-01 07:17:34,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [102928360] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:17:34,290 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:17:34,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [60] imperfect sequences [] total 60 [2021-05-01 07:17:34,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008629803] [2021-05-01 07:17:34,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-05-01 07:17:34,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:17:34,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-05-01 07:17:34,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1548, Invalid=1992, Unknown=0, NotChecked=0, Total=3540 [2021-05-01 07:17:34,292 INFO L87 Difference]: Start difference. First operand 131 states and 133 transitions. Second operand has 60 states, 60 states have (on average 1.9833333333333334) internal successors, (119), 58 states have internal predecessors, (119), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:17:49,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:17:49,155 INFO L93 Difference]: Finished difference Result 399 states and 453 transitions. [2021-05-01 07:17:49,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-05-01 07:17:49,156 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 60 states have (on average 1.9833333333333334) internal successors, (119), 58 states have internal predecessors, (119), 2 states have call successors, (3), 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 07:17:49,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:17:49,158 INFO L225 Difference]: With dead ends: 399 [2021-05-01 07:17:49,158 INFO L226 Difference]: Without dead ends: 393 [2021-05-01 07:17:49,159 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7579 ImplicationChecksByTransitivity, 9412.7ms TimeCoverageRelationStatistics Valid=9253, Invalid=19477, Unknown=0, NotChecked=0, Total=28730 [2021-05-01 07:17:49,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2021-05-01 07:17:51,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 131. [2021-05-01 07:17:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 126 states have (on average 1.0238095238095237) internal successors, (129), 126 states have internal predecessors, (129), 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 07:17:51,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 133 transitions. [2021-05-01 07:17:51,168 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 133 transitions. Word has length 123 [2021-05-01 07:17:51,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:17:51,168 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 133 transitions. [2021-05-01 07:17:51,168 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 1.9833333333333334) internal successors, (119), 58 states have internal predecessors, (119), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:17:51,168 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 133 transitions. [2021-05-01 07:17:51,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-05-01 07:17:51,169 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:17:51,169 INFO L519 BasicCegarLoop]: trace histogram [54, 53, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:17:51,169 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2021-05-01 07:17:51,169 INFO L428 AbstractCegarLoop]: === Iteration 82 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:17:51,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:17:51,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1169781643, now seen corresponding path program 53 times [2021-05-01 07:17:51,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:17:51,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [612888453] [2021-05-01 07:17:51,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:17:51,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:17:51,176 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet3_215| 2147483648)) (< v_main_~i~0_1032 1000000) (not (= |v_main_#t~nondet3_215| 0)) (<= |v_main_#t~nondet3_215| 2147483647)) InVars {main_~i~0=v_main_~i~0_1032, main_#t~nondet3=|v_main_#t~nondet3_215|} OutVars{main_~i~0=v_main_~i~0_1032, main_#t~nondet3=|v_main_#t~nondet3_215|} AuxVars[] AssignedVars[] [2021-05-01 07:17:51,178 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:17:51,184 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,196 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,207 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,211 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,217 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,218 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,219 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,229 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:17:51,235 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:17:51,239 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,240 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:17:51,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,246 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:17:51,250 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,253 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,281 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:17:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:17:51,330 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:17:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:17:51,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:51,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:51,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:51,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:52,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:52,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:53,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:53,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:17:53,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:17:53,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:53,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:17:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:17:53,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:53,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:17:53,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:53,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:17:53,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:53,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:53,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:53,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:17:53,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:17:53,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:17:53,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:17:53,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:17:53,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:17:53,406 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:17:53,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [612888453] [2021-05-01 07:17:53,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [612888453] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:17:53,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:17:53,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [61] imperfect sequences [] total 61 [2021-05-01 07:17:53,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464332331] [2021-05-01 07:17:53,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-05-01 07:17:53,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:17:53,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-05-01 07:17:53,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1604, Invalid=2056, Unknown=0, NotChecked=0, Total=3660 [2021-05-01 07:17:53,408 INFO L87 Difference]: Start difference. First operand 131 states and 133 transitions. Second operand has 61 states, 61 states have (on average 1.9836065573770492) internal successors, (121), 59 states have internal predecessors, (121), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:18:08,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:18:08,256 INFO L93 Difference]: Finished difference Result 404 states and 459 transitions. [2021-05-01 07:18:08,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-05-01 07:18:08,256 INFO L78 Accepts]: Start accepts. Automaton has has 61 states, 61 states have (on average 1.9836065573770492) internal successors, (121), 59 states have internal predecessors, (121), 2 states have call successors, (3), 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 125 [2021-05-01 07:18:08,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:18:08,258 INFO L225 Difference]: With dead ends: 404 [2021-05-01 07:18:08,258 INFO L226 Difference]: Without dead ends: 398 [2021-05-01 07:18:08,260 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7857 ImplicationChecksByTransitivity, 9520.2ms TimeCoverageRelationStatistics Valid=9589, Invalid=20167, Unknown=0, NotChecked=0, Total=29756 [2021-05-01 07:18:08,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2021-05-01 07:18:10,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 131. [2021-05-01 07:18:10,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 126 states have (on average 1.0238095238095237) internal successors, (129), 126 states have internal predecessors, (129), 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 07:18:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 133 transitions. [2021-05-01 07:18:10,316 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 133 transitions. Word has length 125 [2021-05-01 07:18:10,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:18:10,316 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 133 transitions. [2021-05-01 07:18:10,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.9836065573770492) internal successors, (121), 59 states have internal predecessors, (121), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:18:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 133 transitions. [2021-05-01 07:18:10,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-05-01 07:18:10,317 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:18:10,317 INFO L519 BasicCegarLoop]: trace histogram [56, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:18:10,317 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2021-05-01 07:18:10,317 INFO L428 AbstractCegarLoop]: === Iteration 83 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:18:10,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:18:10,317 INFO L82 PathProgramCache]: Analyzing trace with hash -521814298, now seen corresponding path program 28 times [2021-05-01 07:18:10,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:18:10,317 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1252477672] [2021-05-01 07:18:10,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:18:10,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:18:10,325 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet5_817| 0)) (<= |v_main_#t~nondet5_817| 2147483647) (< v_main_~i~0_1036 1000000) (<= 0 (+ |v_main_#t~nondet5_817| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_817|, main_~i~0=v_main_~i~0_1036} OutVars{main_#t~nondet5=|v_main_#t~nondet5_817|, main_~i~0=v_main_~i~0_1036} AuxVars[] AssignedVars[] [2021-05-01 07:18:10,329 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:18:10,332 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,334 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,344 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,345 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:18:10,351 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:18:10,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,357 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:18:10,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,365 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,368 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,372 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,376 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,381 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,386 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,390 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,395 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,400 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:18:10,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,414 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,425 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,433 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,436 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,444 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,446 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:18:10,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:18:10,496 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:18:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:18:10,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:10,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:10,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:18:10,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:18:10,528 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:18:10,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:10,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:18:10,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:18:10,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:10,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:18:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:18:10,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:10,581 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 07:18:10,584 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:18:10,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:10,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:10,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:18:10,683 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:18:10,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:18:10,720 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:18:10,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:10,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:10,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:10,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:10,766 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:10,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:10,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:10,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:10,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:10,830 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:10,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:10,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:10,834 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:10,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:10,892 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:10,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:10,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:10,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:10,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:10,953 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:10,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:10,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:10,956 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:10,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:10,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,017 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,021 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:11,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,090 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:11,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,171 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,175 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,250 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,252 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:11,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,333 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,418 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,420 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,507 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,509 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,600 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,603 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,705 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,709 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,809 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,812 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:11,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:11,919 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:11,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:11,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:11,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:11,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:11,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,034 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,037 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:12,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,159 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,162 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:12,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,319 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,322 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:12,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,457 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:12,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,605 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:12,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,749 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,753 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:12,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:12,899 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:12,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:12,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:12,903 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:12,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:12,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:13,055 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:13,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:13,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:13,058 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:13,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:13,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:13,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:13,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:13,218 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:13,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:13,376 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:13,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:13,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:13,378 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:13,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:13,550 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:13,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:13,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:13,554 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:13,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:13,724 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:13,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:13,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:13,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:13,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:13,897 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:13,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:13,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:13,900 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:13,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:13,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:14,078 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:14,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:14,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:14,080 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:14,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:14,276 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:14,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:14,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:14,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:14,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:14,495 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:14,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:14,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:14,498 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:14,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:14,691 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:14,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:14,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:14,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:14,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:14,876 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:14,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:14,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:14,878 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:14,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:14,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:15,081 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:15,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:15,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:15,085 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:15,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:15,281 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:15,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:15,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:15,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:15,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:15,491 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:15,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:15,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:15,495 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:15,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:15,708 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:15,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:15,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:15,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:15,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:15,951 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:15,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:15,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:15,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:15,954 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:16,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:16,185 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:16,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:16,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:16,189 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:16,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:16,407 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:16,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:16,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:16,411 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:16,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:16,636 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:16,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:16,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:16,639 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:16,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:16,866 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:16,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:16,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:16,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:16,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:16,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:17,098 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:17,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:17,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:17,100 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:17,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:17,368 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:17,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:17,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:17,372 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:17,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:17,615 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:17,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:17,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:17,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:17,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:17,877 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:17,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:17,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:17,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:17,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:18,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:18,136 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:18,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:18,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:18,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:18,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:18,407 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:18,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:18,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:18,410 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:18,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:18,681 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:18,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:18,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:18,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:18,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:18,968 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:18,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:18,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:18,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:18,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:19,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:19,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:19,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:19,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:19,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:18:19,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:19,516 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:19,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:19,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:19,519 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:19,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:19,814 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:19,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:19,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:19,816 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:18:19,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:19,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:18:20,102 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:18:20,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:20,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:20,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:20,107 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:18:20,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:20,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:20,264 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:18:20,264 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1252477672] [2021-05-01 07:18:20,264 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1252477672] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:18:20,264 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:18:20,264 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [119] imperfect sequences [] total 119 [2021-05-01 07:18:20,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38200972] [2021-05-01 07:18:20,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 119 states [2021-05-01 07:18:20,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:18:20,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2021-05-01 07:18:20,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=518, Invalid=13762, Unknown=0, NotChecked=0, Total=14280 [2021-05-01 07:18:20,266 INFO L87 Difference]: Start difference. First operand 131 states and 133 transitions. Second operand has 119 states, 118 states have (on average 1.0423728813559323) internal successors, (123), 117 states have internal predecessors, (123), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:18:38,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:18:38,995 INFO L93 Difference]: Finished difference Result 254 states and 258 transitions. [2021-05-01 07:18:38,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-05-01 07:18:38,996 INFO L78 Accepts]: Start accepts. Automaton has has 119 states, 118 states have (on average 1.0423728813559323) internal successors, (123), 117 states have internal predecessors, (123), 2 states have call successors, (3), 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 127 [2021-05-01 07:18:38,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:18:38,998 INFO L225 Difference]: With dead ends: 254 [2021-05-01 07:18:38,998 INFO L226 Difference]: Without dead ends: 246 [2021-05-01 07:18:39,001 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16590 ImplicationChecksByTransitivity, 18526.5ms TimeCoverageRelationStatistics Valid=1550, Invalid=53910, Unknown=0, NotChecked=0, Total=55460 [2021-05-01 07:18:39,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-05-01 07:18:41,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 135. [2021-05-01 07:18:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 130 states have (on average 1.023076923076923) internal successors, (133), 130 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 07:18:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 137 transitions. [2021-05-01 07:18:41,224 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 137 transitions. Word has length 127 [2021-05-01 07:18:41,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:18:41,224 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 137 transitions. [2021-05-01 07:18:41,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 119 states, 118 states have (on average 1.0423728813559323) internal successors, (123), 117 states have internal predecessors, (123), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:18:41,224 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2021-05-01 07:18:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-05-01 07:18:41,225 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:18:41,225 INFO L519 BasicCegarLoop]: trace histogram [55, 54, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:18:41,225 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2021-05-01 07:18:41,225 INFO L428 AbstractCegarLoop]: === Iteration 84 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:18:41,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:18:41,226 INFO L82 PathProgramCache]: Analyzing trace with hash 762776816, now seen corresponding path program 54 times [2021-05-01 07:18:41,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:18:41,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446129980] [2021-05-01 07:18:41,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:18:41,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:18:41,236 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_1094 1000000) (<= 0 (+ |v_main_#t~nondet3_219| 2147483648)) (<= |v_main_#t~nondet3_219| 2147483647) (not (= |v_main_#t~nondet3_219| 0))) InVars {main_~i~0=v_main_~i~0_1094, main_#t~nondet3=|v_main_#t~nondet3_219|} OutVars{main_~i~0=v_main_~i~0_1094, main_#t~nondet3=|v_main_#t~nondet3_219|} AuxVars[] AssignedVars[] [2021-05-01 07:18:41,239 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:18:41,245 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,252 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,287 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,289 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,291 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,300 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,301 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:18:41,307 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:18:41,312 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,314 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:18:41,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,333 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,337 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,346 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:18:41,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,359 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,361 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:18:41,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:18:41,417 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:18:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:18:41,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:41,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:41,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:41,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:42,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:42,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:18:43,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:18:43,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:43,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:18:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:18:43,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:43,637 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 07:18:43,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:43,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:43,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:43,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:18:43,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:43,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:18:43,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:18:43,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:18:43,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:18:43,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:18:43,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:18:43,824 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:18:43,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1446129980] [2021-05-01 07:18:43,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1446129980] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:18:43,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:18:43,825 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2021-05-01 07:18:43,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341513313] [2021-05-01 07:18:43,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-05-01 07:18:43,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:18:43,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-05-01 07:18:43,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1661, Invalid=2121, Unknown=0, NotChecked=0, Total=3782 [2021-05-01 07:18:43,827 INFO L87 Difference]: Start difference. First operand 135 states and 137 transitions. Second operand has 62 states, 62 states have (on average 1.9838709677419355) internal successors, (123), 60 states have internal predecessors, (123), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:19:01,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:19:01,068 INFO L93 Difference]: Finished difference Result 413 states and 469 transitions. [2021-05-01 07:19:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-05-01 07:19:01,070 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 1.9838709677419355) internal successors, (123), 60 states have internal predecessors, (123), 2 states have call successors, (3), 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 127 [2021-05-01 07:19:01,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:19:01,072 INFO L225 Difference]: With dead ends: 413 [2021-05-01 07:19:01,072 INFO L226 Difference]: Without dead ends: 407 [2021-05-01 07:19:01,074 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8140 ImplicationChecksByTransitivity, 11106.9ms TimeCoverageRelationStatistics Valid=9931, Invalid=20869, Unknown=0, NotChecked=0, Total=30800 [2021-05-01 07:19:01,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2021-05-01 07:19:03,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 135. [2021-05-01 07:19:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 130 states have (on average 1.023076923076923) internal successors, (133), 130 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 07:19:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 137 transitions. [2021-05-01 07:19:03,397 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 137 transitions. Word has length 127 [2021-05-01 07:19:03,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:19:03,397 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 137 transitions. [2021-05-01 07:19:03,397 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 1.9838709677419355) internal successors, (123), 60 states have internal predecessors, (123), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:19:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2021-05-01 07:19:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-05-01 07:19:03,398 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:19:03,398 INFO L519 BasicCegarLoop]: trace histogram [56, 55, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:19:03,398 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2021-05-01 07:19:03,398 INFO L428 AbstractCegarLoop]: === Iteration 85 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:19:03,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:19:03,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1769383253, now seen corresponding path program 55 times [2021-05-01 07:19:03,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:19:03,399 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1059187034] [2021-05-01 07:19:03,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:19:03,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:19:03,432 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_223| 0)) (< v_main_~i~0_1098 1000000) (<= |v_main_#t~nondet3_223| 2147483647) (<= 0 (+ |v_main_#t~nondet3_223| 2147483648))) InVars {main_~i~0=v_main_~i~0_1098, main_#t~nondet3=|v_main_#t~nondet3_223|} OutVars{main_~i~0=v_main_~i~0_1098, main_#t~nondet3=|v_main_#t~nondet3_223|} AuxVars[] AssignedVars[] [2021-05-01 07:19:03,436 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:19:03,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,449 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,460 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,472 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,495 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,501 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,504 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,505 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,510 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,516 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,517 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:19:03,522 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:19:03,529 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,530 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:19:03,536 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,540 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:19:03,545 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,551 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,556 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,566 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,571 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,580 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,582 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:19:03,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:19:03,630 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:19:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:19:03,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:03,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:03,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:04,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:04,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:19:05,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:19:05,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:05,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:19:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:19:05,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:05,900 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 07:19:05,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:05,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:05,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:05,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:05,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:05,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:19:05,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:05,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:05,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:05,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:19:06,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:06,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:06,174 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:19:06,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1059187034] [2021-05-01 07:19:06,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1059187034] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:19:06,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:19:06,174 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2021-05-01 07:19:06,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008909649] [2021-05-01 07:19:06,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-05-01 07:19:06,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:19:06,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-05-01 07:19:06,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1719, Invalid=2187, Unknown=0, NotChecked=0, Total=3906 [2021-05-01 07:19:06,176 INFO L87 Difference]: Start difference. First operand 135 states and 137 transitions. Second operand has 63 states, 63 states have (on average 1.9841269841269842) internal successors, (125), 61 states have internal predecessors, (125), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:19:24,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:19:24,104 INFO L93 Difference]: Finished difference Result 418 states and 475 transitions. [2021-05-01 07:19:24,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-05-01 07:19:24,106 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 63 states have (on average 1.9841269841269842) internal successors, (125), 61 states have internal predecessors, (125), 2 states have call successors, (3), 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 129 [2021-05-01 07:19:24,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:19:24,107 INFO L225 Difference]: With dead ends: 418 [2021-05-01 07:19:24,108 INFO L226 Difference]: Without dead ends: 412 [2021-05-01 07:19:24,110 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 177 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8428 ImplicationChecksByTransitivity, 11433.8ms TimeCoverageRelationStatistics Valid=10279, Invalid=21583, Unknown=0, NotChecked=0, Total=31862 [2021-05-01 07:19:24,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2021-05-01 07:19:26,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 135. [2021-05-01 07:19:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 130 states have (on average 1.023076923076923) internal successors, (133), 130 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 07:19:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 137 transitions. [2021-05-01 07:19:26,492 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 137 transitions. Word has length 129 [2021-05-01 07:19:26,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:19:26,492 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 137 transitions. [2021-05-01 07:19:26,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 1.9841269841269842) internal successors, (125), 61 states have internal predecessors, (125), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:19:26,493 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2021-05-01 07:19:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-05-01 07:19:26,493 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:19:26,493 INFO L519 BasicCegarLoop]: trace histogram [58, 57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:19:26,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2021-05-01 07:19:26,494 INFO L428 AbstractCegarLoop]: === Iteration 86 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:19:26,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:19:26,494 INFO L82 PathProgramCache]: Analyzing trace with hash 477621404, now seen corresponding path program 29 times [2021-05-01 07:19:26,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:19:26,494 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [949904701] [2021-05-01 07:19:26,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:19:26,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:19:26,507 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_1102 1000000) (not (= |v_main_#t~nondet5_875| 0)) (<= |v_main_#t~nondet5_875| 2147483647) (<= 0 (+ |v_main_#t~nondet5_875| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_875|, main_~i~0=v_main_~i~0_1102} OutVars{main_#t~nondet5=|v_main_#t~nondet5_875|, main_~i~0=v_main_~i~0_1102} AuxVars[] AssignedVars[] [2021-05-01 07:19:26,511 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:19:26,519 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,524 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,530 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,535 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,541 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,547 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,553 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,565 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,571 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,578 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,580 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,595 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:19:26,602 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,609 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:19:26,611 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:19:26,615 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:19:26,627 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,634 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,647 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,655 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,660 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,665 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,671 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,677 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,683 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,686 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:19:26,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-05-01 07:19:26,756 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:19:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:19:26,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:26,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:26,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:19:26,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:19:26,799 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:19:26,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:19:26,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:19:26,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:19:26,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:26,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:19:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:19:26,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:26,857 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 07:19:26,859 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-05-01 07:19:26,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:26,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:26,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:26,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:19:26,960 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:19:26,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:19:27,006 INFO L142 QuantifierPusher]: treesize reduction 19, result has 63.5 percent of original size [2021-05-01 07:19:27,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,015 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:27,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,067 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,070 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:27,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,126 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,128 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:27,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,189 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:27,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:27,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,353 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:27,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,436 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,439 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:27,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,520 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,525 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:27,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,624 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:27,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,714 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,718 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:27,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,818 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,821 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:27,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:27,931 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:27,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:27,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:27,936 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:27,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:27,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,048 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,051 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:28,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,164 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,168 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:28,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,283 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:28,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,452 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,454 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:28,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,579 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,583 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:28,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:28,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:28,860 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:28,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:28,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:28,863 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:28,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:28,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,005 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,009 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:29,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,154 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,157 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:29,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,304 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:29,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,462 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:29,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,613 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,617 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:29,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,767 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:29,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:29,925 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:29,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:29,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:29,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:29,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:30,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:30,107 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:30,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:30,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:30,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:30,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:30,277 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:30,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:30,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:30,279 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:30,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:30,463 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:30,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:30,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:30,466 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:30,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:30,667 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:30,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:30,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:30,670 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:30,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:30,864 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:30,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:30,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:30,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:30,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:30,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:31,064 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:31,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:31,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:31,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:31,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:31,292 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:31,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:31,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:31,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:31,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:31,507 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:31,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:31,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:31,509 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:31,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:31,727 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:31,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:31,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:31,731 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:31,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:31,957 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:31,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:31,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:31,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:31,960 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:32,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:32,248 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:32,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:32,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:32,251 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:32,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:32,500 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:32,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:32,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:32,504 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:32,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:32,770 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:32,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:32,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:32,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:32,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:32,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:33,036 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:33,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:33,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:33,040 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:33,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:33,303 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:33,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:33,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:33,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:33,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:33,594 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:33,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:33,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:33,598 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:33,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:33,863 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:33,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:33,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:33,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:33,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:34,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:34,139 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:34,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:34,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:34,143 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:34,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:34,410 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:34,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:34,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:34,413 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:34,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:34,690 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:34,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:34,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:34,693 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:34,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:34,988 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:34,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:34,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:34,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:34,992 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:35,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:35,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:35,304 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:35,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:35,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:35,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:35,310 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:35,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:35,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:35,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:35,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:35,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:35,666 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:35,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:35,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:36,014 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:36,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:36,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:36,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:36,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:36,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:36,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:36,374 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:36,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:36,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:36,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:36,378 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:36,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:36,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:36,739 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:36,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:36,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:36,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:36,743 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:36,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:36,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:37,133 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:37,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:37,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:37,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:37,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:19:37,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:37,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:37,517 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:37,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:37,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:37,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:37,522 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:37,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:37,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:37,847 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:37,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:37,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:37,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:37,851 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:38,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:38,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:38,167 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:38,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:38,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:38,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:38,170 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:19:38,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:38,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:19:38,464 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:19:38,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:19:38,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:38,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:19:38,467 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:19:38,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:19:38,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:19:38,638 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:19:38,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [949904701] [2021-05-01 07:19:38,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [949904701] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:19:38,638 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:19:38,638 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [123] imperfect sequences [] total 123 [2021-05-01 07:19:38,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934196934] [2021-05-01 07:19:38,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 123 states [2021-05-01 07:19:38,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:19:38,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2021-05-01 07:19:38,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=536, Invalid=14716, Unknown=0, NotChecked=0, Total=15252 [2021-05-01 07:19:38,641 INFO L87 Difference]: Start difference. First operand 135 states and 137 transitions. Second operand has 123 states, 122 states have (on average 1.040983606557377) internal successors, (127), 121 states have internal predecessors, (127), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:20:00,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:20:00,490 INFO L93 Difference]: Finished difference Result 262 states and 266 transitions. [2021-05-01 07:20:00,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-05-01 07:20:00,491 INFO L78 Accepts]: Start accepts. Automaton has has 123 states, 122 states have (on average 1.040983606557377) internal successors, (127), 121 states have internal predecessors, (127), 2 states have call successors, (3), 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 07:20:00,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:20:00,492 INFO L225 Difference]: With dead ends: 262 [2021-05-01 07:20:00,492 INFO L226 Difference]: Without dead ends: 254 [2021-05-01 07:20:00,495 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17762 ImplicationChecksByTransitivity, 22096.6ms TimeCoverageRelationStatistics Valid=1604, Invalid=57688, Unknown=0, NotChecked=0, Total=59292 [2021-05-01 07:20:00,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-05-01 07:20:03,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 139. [2021-05-01 07:20:03,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 134 states have (on average 1.0223880597014925) internal successors, (137), 134 states have internal predecessors, (137), 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 07:20:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 141 transitions. [2021-05-01 07:20:03,074 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 141 transitions. Word has length 131 [2021-05-01 07:20:03,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:20:03,075 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 141 transitions. [2021-05-01 07:20:03,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 123 states, 122 states have (on average 1.040983606557377) internal successors, (127), 121 states have internal predecessors, (127), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:20:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2021-05-01 07:20:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-05-01 07:20:03,076 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:20:03,076 INFO L519 BasicCegarLoop]: trace histogram [57, 56, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:20:03,076 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2021-05-01 07:20:03,076 INFO L428 AbstractCegarLoop]: === Iteration 87 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:20:03,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:20:03,076 INFO L82 PathProgramCache]: Analyzing trace with hash 71247270, now seen corresponding path program 56 times [2021-05-01 07:20:03,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:20:03,077 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991986544] [2021-05-01 07:20:03,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:20:03,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:20:03,089 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet3_227| 2147483647) (not (= |v_main_#t~nondet3_227| 0)) (<= 0 (+ |v_main_#t~nondet3_227| 2147483648)) (< v_main_~i~0_1162 1000000)) InVars {main_~i~0=v_main_~i~0_1162, main_#t~nondet3=|v_main_#t~nondet3_227|} OutVars{main_~i~0=v_main_~i~0_1162, main_#t~nondet3=|v_main_#t~nondet3_227|} AuxVars[] AssignedVars[] [2021-05-01 07:20:03,093 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:20:03,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,106 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,111 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,131 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,138 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,148 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,149 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,154 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,162 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:20:03,170 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:20:03,174 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,176 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:20:03,183 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,198 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,211 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,215 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,228 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,235 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,240 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:20:03,242 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:20:03,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:20:03,311 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:20:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:20:03,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:03,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:03,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:03,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:04,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:04,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:05,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:05,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:06,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:06,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:06,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:06,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:20:06,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:20:06,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:06,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:20:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:20:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:06,574 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 07:20:06,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:06,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:06,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:20:06,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:06,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:06,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:20:06,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:06,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:06,920 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:20:06,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991986544] [2021-05-01 07:20:06,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1991986544] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:20:06,920 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:20:06,920 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [64] imperfect sequences [] total 64 [2021-05-01 07:20:06,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972361349] [2021-05-01 07:20:06,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-05-01 07:20:06,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:20:06,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-05-01 07:20:06,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1778, Invalid=2254, Unknown=0, NotChecked=0, Total=4032 [2021-05-01 07:20:06,922 INFO L87 Difference]: Start difference. First operand 139 states and 141 transitions. Second operand has 64 states, 64 states have (on average 1.984375) internal successors, (127), 62 states have internal predecessors, (127), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:20:27,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:20:27,385 INFO L93 Difference]: Finished difference Result 427 states and 485 transitions. [2021-05-01 07:20:27,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-05-01 07:20:27,387 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 1.984375) internal successors, (127), 62 states have internal predecessors, (127), 2 states have call successors, (3), 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 07:20:27,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:20:27,389 INFO L225 Difference]: With dead ends: 427 [2021-05-01 07:20:27,389 INFO L226 Difference]: Without dead ends: 421 [2021-05-01 07:20:27,391 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8721 ImplicationChecksByTransitivity, 14546.1ms TimeCoverageRelationStatistics Valid=10633, Invalid=22309, Unknown=0, NotChecked=0, Total=32942 [2021-05-01 07:20:27,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-05-01 07:20:29,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 139. [2021-05-01 07:20:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 134 states have (on average 1.0223880597014925) internal successors, (137), 134 states have internal predecessors, (137), 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 07:20:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 141 transitions. [2021-05-01 07:20:29,824 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 141 transitions. Word has length 131 [2021-05-01 07:20:29,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:20:29,825 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 141 transitions. [2021-05-01 07:20:29,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 1.984375) internal successors, (127), 62 states have internal predecessors, (127), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:20:29,825 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2021-05-01 07:20:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-05-01 07:20:29,825 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:20:29,825 INFO L519 BasicCegarLoop]: trace histogram [58, 57, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:20:29,826 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2021-05-01 07:20:29,826 INFO L428 AbstractCegarLoop]: === Iteration 88 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:20:29,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:20:29,826 INFO L82 PathProgramCache]: Analyzing trace with hash -609346079, now seen corresponding path program 57 times [2021-05-01 07:20:29,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:20:29,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [334123971] [2021-05-01 07:20:29,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:20:29,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:20:29,836 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_1166 1000000) (<= 0 (+ |v_main_#t~nondet3_231| 2147483648)) (<= |v_main_#t~nondet3_231| 2147483647) (not (= |v_main_#t~nondet3_231| 0))) InVars {main_~i~0=v_main_~i~0_1166, main_#t~nondet3=|v_main_#t~nondet3_231|} OutVars{main_~i~0=v_main_~i~0_1166, main_#t~nondet3=|v_main_#t~nondet3_231|} AuxVars[] AssignedVars[] [2021-05-01 07:20:29,838 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:20:29,844 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,850 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,855 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,860 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,865 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,884 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,887 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,889 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,905 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:20:29,912 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:20:29,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,919 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:20:29,924 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:20:29,928 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,939 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,944 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,954 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,959 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,964 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,968 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:29,970 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:20:30,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:20:30,032 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:20:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:20:30,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:30,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:30,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:30,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:31,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:31,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:20:32,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:20:32,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:32,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:20:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:20:32,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:32,779 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 07:20:32,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:32,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:32,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:32,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:32,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:32,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:20:32,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:32,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:32,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:32,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:20:33,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:33,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:33,035 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:20:33,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [334123971] [2021-05-01 07:20:33,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [334123971] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:20:33,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:20:33,035 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-05-01 07:20:33,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739260647] [2021-05-01 07:20:33,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-05-01 07:20:33,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:20:33,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-05-01 07:20:33,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1838, Invalid=2322, Unknown=0, NotChecked=0, Total=4160 [2021-05-01 07:20:33,037 INFO L87 Difference]: Start difference. First operand 139 states and 141 transitions. Second operand has 65 states, 65 states have (on average 1.9846153846153847) internal successors, (129), 63 states have internal predecessors, (129), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:20:54,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:20:54,631 INFO L93 Difference]: Finished difference Result 432 states and 491 transitions. [2021-05-01 07:20:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-05-01 07:20:54,632 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.9846153846153847) internal successors, (129), 63 states have internal predecessors, (129), 2 states have call successors, (3), 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 07:20:54,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:20:54,633 INFO L225 Difference]: With dead ends: 432 [2021-05-01 07:20:54,633 INFO L226 Difference]: Without dead ends: 426 [2021-05-01 07:20:54,636 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9019 ImplicationChecksByTransitivity, 14825.7ms TimeCoverageRelationStatistics Valid=10993, Invalid=23047, Unknown=0, NotChecked=0, Total=34040 [2021-05-01 07:20:54,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2021-05-01 07:20:57,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 139. [2021-05-01 07:20:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 134 states have (on average 1.0223880597014925) internal successors, (137), 134 states have internal predecessors, (137), 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 07:20:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 141 transitions. [2021-05-01 07:20:57,164 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 141 transitions. Word has length 133 [2021-05-01 07:20:57,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:20:57,164 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 141 transitions. [2021-05-01 07:20:57,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 1.9846153846153847) internal successors, (129), 63 states have internal predecessors, (129), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:20:57,165 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2021-05-01 07:20:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-05-01 07:20:57,165 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:20:57,165 INFO L519 BasicCegarLoop]: trace histogram [60, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:20:57,165 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2021-05-01 07:20:57,166 INFO L428 AbstractCegarLoop]: === Iteration 89 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:20:57,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:20:57,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1020244142, now seen corresponding path program 30 times [2021-05-01 07:20:57,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:20:57,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [389191203] [2021-05-01 07:20:57,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:20:57,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:20:57,177 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= 0 (+ |v_main_#t~nondet5_935| 2147483648)) (< v_main_~i~0_1170 1000000) (<= |v_main_#t~nondet5_935| 2147483647) (not (= |v_main_#t~nondet5_935| 0))) InVars {main_#t~nondet5=|v_main_#t~nondet5_935|, main_~i~0=v_main_~i~0_1170} OutVars{main_#t~nondet5=|v_main_#t~nondet5_935|, main_~i~0=v_main_~i~0_1170} AuxVars[] AssignedVars[] [2021-05-01 07:20:57,181 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:20:57,184 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,186 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,191 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,197 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,198 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:20:57,205 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,213 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:20:57,214 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:20:57,222 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,227 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:20:57,234 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,242 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,253 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,266 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,286 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,293 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,299 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,305 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,311 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,342 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,349 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,351 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:20:57,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:20:57,440 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:20:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:20:57,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:57,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:57,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:20:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:20:57,486 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:20:57,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:20:57,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:20:57,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:20:57,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:57,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:20:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:20:57,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:20:57,558 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 07:20:57,561 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:20:57,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:57,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:57,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:20:57,688 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:20:57,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:20:57,742 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:20:57,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:57,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:57,746 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:20:57,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:57,864 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:57,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:57,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:57,870 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:57,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:57,964 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:57,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:57,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:57,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:57,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:20:58,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,063 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:20:58,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,165 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,170 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:58,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,267 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,270 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:20:58,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,400 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:58,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,533 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,538 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:58,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,647 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,650 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:20:58,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,754 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,757 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:58,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,865 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:20:58,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:58,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:58,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:58,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:58,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:58,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:59,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,093 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:20:59,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:20:59,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,354 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,358 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:59,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,491 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,496 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:59,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,663 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,668 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:59,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,809 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,812 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:20:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:20:59,978 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:20:59,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:20:59,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:20:59,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:20:59,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:00,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:00,139 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:00,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:00,142 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:00,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:00,337 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:00,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:00,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:00,341 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:00,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:00,560 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:00,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:00,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:00,563 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:00,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:00,764 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:00,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:00,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:00,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:00,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:00,956 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:00,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:00,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:00,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:00,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:01,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:01,138 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:01,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:01,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:01,140 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:01,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:01,331 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:01,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:01,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:01,335 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:01,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:01,531 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:01,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:01,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:01,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:01,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:01,729 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:01,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:01,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:01,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:01,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:01,952 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:01,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:01,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:01,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:01,956 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:02,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:02,190 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:02,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:02,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:02,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:02,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:02,414 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:02,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:02,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:02,419 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:02,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:02,651 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:02,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:02,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:02,654 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:02,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:02,907 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:02,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:02,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:02,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:02,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:03,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:03,161 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:03,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:03,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:03,164 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:03,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:03,440 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:03,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:03,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:03,445 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:03,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:03,704 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:03,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:03,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:03,708 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:03,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:03,962 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:03,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:03,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:03,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:03,965 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:04,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:04,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:04,246 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:04,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:04,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:04,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:04,248 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:04,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:04,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:04,543 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:04,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:04,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:04,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:04,547 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:04,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:04,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:04,843 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:04,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:04,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:04,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:04,846 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:05,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:05,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:05,154 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:05,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:05,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:05,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:05,159 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:05,473 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:05,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:05,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:05,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:05,477 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:05,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:05,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:05,875 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:05,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:05,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:05,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:05,880 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:06,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:06,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:06,257 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:06,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:06,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:06,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:06,261 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:06,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:06,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:06,644 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:06,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:06,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:06,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:06,647 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:06,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:06,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:07,046 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:07,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:07,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:07,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:07,051 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:07,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:07,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:07,421 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:07,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:07,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:07,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:07,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:07,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:07,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:07,791 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:07,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:07,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:07,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:07,795 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:08,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:08,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:08,190 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:08,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:08,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:08,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:08,195 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:08,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:08,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:08,549 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:08,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:08,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:08,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:08,553 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:08,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:08,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:08,872 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:08,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:08,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:08,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:08,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:09,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:09,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:09,280 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:09,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:09,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:09,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:09,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:09,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:09,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:09,676 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:09,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:09,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:09,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:09,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:09,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:09,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:10,122 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:10,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:10,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:10,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:10,129 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:10,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:10,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:10,554 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:10,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:10,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:10,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:10,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:21:10,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:10,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:10,949 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:10,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:10,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:10,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:10,955 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:11,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:11,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:11,342 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:11,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:11,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:11,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:11,347 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:21:11,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:11,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:11,758 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:11,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:11,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:11,761 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:11,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:11,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:21:12,166 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:21:12,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:12,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:12,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:12,169 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:21:12,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:12,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:21:12,380 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:21:12,380 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [389191203] [2021-05-01 07:21:12,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [389191203] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:21:12,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:21:12,380 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [127] imperfect sequences [] total 127 [2021-05-01 07:21:12,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233621569] [2021-05-01 07:21:12,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 127 states [2021-05-01 07:21:12,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:21:12,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2021-05-01 07:21:12,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=554, Invalid=15702, Unknown=0, NotChecked=0, Total=16256 [2021-05-01 07:21:12,382 INFO L87 Difference]: Start difference. First operand 139 states and 141 transitions. Second operand has 127 states, 126 states have (on average 1.0396825396825398) internal successors, (131), 125 states have internal predecessors, (131), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:21:38,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:21:38,087 INFO L93 Difference]: Finished difference Result 270 states and 274 transitions. [2021-05-01 07:21:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-05-01 07:21:38,089 INFO L78 Accepts]: Start accepts. Automaton has has 127 states, 126 states have (on average 1.0396825396825398) internal successors, (131), 125 states have internal predecessors, (131), 2 states have call successors, (3), 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 135 [2021-05-01 07:21:38,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:21:38,090 INFO L225 Difference]: With dead ends: 270 [2021-05-01 07:21:38,090 INFO L226 Difference]: Without dead ends: 262 [2021-05-01 07:21:38,093 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 250 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18974 ImplicationChecksByTransitivity, 26889.5ms TimeCoverageRelationStatistics Valid=1658, Invalid=61594, Unknown=0, NotChecked=0, Total=63252 [2021-05-01 07:21:38,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2021-05-01 07:21:40,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 143. [2021-05-01 07:21:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 138 states have (on average 1.0217391304347827) internal successors, (141), 138 states have internal predecessors, (141), 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 07:21:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 145 transitions. [2021-05-01 07:21:40,744 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 145 transitions. Word has length 135 [2021-05-01 07:21:40,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:21:40,745 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 145 transitions. [2021-05-01 07:21:40,745 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 127 states, 126 states have (on average 1.0396825396825398) internal successors, (131), 125 states have internal predecessors, (131), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:21:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 145 transitions. [2021-05-01 07:21:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-05-01 07:21:40,745 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:21:40,745 INFO L519 BasicCegarLoop]: trace histogram [59, 58, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:21:40,746 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2021-05-01 07:21:40,746 INFO L428 AbstractCegarLoop]: === Iteration 90 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:21:40,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:21:40,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1824525476, now seen corresponding path program 58 times [2021-05-01 07:21:40,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:21:40,746 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1625170504] [2021-05-01 07:21:40,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:21:40,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:21:40,754 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (not (= |v_main_#t~nondet3_235| 0)) (<= |v_main_#t~nondet3_235| 2147483647) (<= 0 (+ |v_main_#t~nondet3_235| 2147483648)) (< v_main_~i~0_1232 1000000)) InVars {main_~i~0=v_main_~i~0_1232, main_#t~nondet3=|v_main_#t~nondet3_235|} OutVars{main_~i~0=v_main_~i~0_1232, main_#t~nondet3=|v_main_#t~nondet3_235|} AuxVars[] AssignedVars[] [2021-05-01 07:21:40,758 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:21:40,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,768 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,774 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,779 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,785 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,791 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,796 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,802 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,804 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,805 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,810 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,815 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,816 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:21:40,821 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,827 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:21:40,828 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:21:40,833 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,838 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,843 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,849 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,853 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,858 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,863 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,872 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,876 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:21:40,878 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:21:40,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:21:40,939 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:21:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:21:40,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:21:40,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:40,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:40,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:40,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:41,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:41,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:42,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:42,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:43,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:43,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:44,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:44,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:44,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:21:44,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:21:44,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:21:44,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:21:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:21:44,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:21:44,511 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 07:21:44,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:44,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:44,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:44,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:21:44,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:21:44,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:21:44,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:21:44,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:21:44,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:21:44,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:21:44,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:21:44,847 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:21:44,847 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1625170504] [2021-05-01 07:21:44,847 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1625170504] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:21:44,847 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:21:44,847 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [66] imperfect sequences [] total 66 [2021-05-01 07:21:44,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787299667] [2021-05-01 07:21:44,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-05-01 07:21:44,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:21:44,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-05-01 07:21:44,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1899, Invalid=2391, Unknown=0, NotChecked=0, Total=4290 [2021-05-01 07:21:44,848 INFO L87 Difference]: Start difference. First operand 143 states and 145 transitions. Second operand has 66 states, 66 states have (on average 1.9848484848484849) internal successors, (131), 64 states have internal predecessors, (131), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:22:06,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:22:06,521 INFO L93 Difference]: Finished difference Result 441 states and 501 transitions. [2021-05-01 07:22:06,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-05-01 07:22:06,523 INFO L78 Accepts]: Start accepts. Automaton has has 66 states, 66 states have (on average 1.9848484848484849) internal successors, (131), 64 states have internal predecessors, (131), 2 states have call successors, (3), 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 135 [2021-05-01 07:22:06,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:22:06,525 INFO L225 Difference]: With dead ends: 441 [2021-05-01 07:22:06,525 INFO L226 Difference]: Without dead ends: 435 [2021-05-01 07:22:06,526 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9322 ImplicationChecksByTransitivity, 15675.3ms TimeCoverageRelationStatistics Valid=11359, Invalid=23797, Unknown=0, NotChecked=0, Total=35156 [2021-05-01 07:22:06,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2021-05-01 07:22:09,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 143. [2021-05-01 07:22:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 138 states have (on average 1.0217391304347827) internal successors, (141), 138 states have internal predecessors, (141), 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 07:22:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 145 transitions. [2021-05-01 07:22:09,217 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 145 transitions. Word has length 135 [2021-05-01 07:22:09,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:22:09,217 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 145 transitions. [2021-05-01 07:22:09,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 1.9848484848484849) internal successors, (131), 64 states have internal predecessors, (131), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:22:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 145 transitions. [2021-05-01 07:22:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-05-01 07:22:09,218 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:22:09,218 INFO L519 BasicCegarLoop]: trace histogram [60, 59, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:22:09,218 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2021-05-01 07:22:09,218 INFO L428 AbstractCegarLoop]: === Iteration 91 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:22:09,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:22:09,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1380821481, now seen corresponding path program 59 times [2021-05-01 07:22:09,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:22:09,219 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1563352007] [2021-05-01 07:22:09,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:22:09,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:22:09,225 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< v_main_~i~0_1236 1000000) (<= 0 (+ |v_main_#t~nondet3_239| 2147483648)) (not (= |v_main_#t~nondet3_239| 0)) (<= |v_main_#t~nondet3_239| 2147483647)) InVars {main_~i~0=v_main_~i~0_1236, main_#t~nondet3=|v_main_#t~nondet3_239|} OutVars{main_~i~0=v_main_~i~0_1236, main_#t~nondet3=|v_main_#t~nondet3_239|} AuxVars[] AssignedVars[] [2021-05-01 07:22:09,239 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size [2021-05-01 07:22:09,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,248 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,254 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,259 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,279 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,280 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,284 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,289 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,290 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:22:09,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,300 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:22:09,301 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:22:09,304 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:22:09,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,319 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,331 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,335 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,339 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,343 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,345 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 92.6 percent of original size 100 [2021-05-01 07:22:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-05-01 07:22:09,403 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:22:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:22:09,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:09,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:09,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:09,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:10,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:10,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:11,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:11,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:22:12,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:22:12,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:12,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:22:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:22:12,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:12,959 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 07:22:12,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:12,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:12,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:12,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:12,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:12,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:12,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 07:22:13,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:13,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:13,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:13,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:13,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-05-01 07:22:13,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:13,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:13,332 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:22:13,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1563352007] [2021-05-01 07:22:13,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1563352007] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:22:13,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:22:13,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [67] imperfect sequences [] total 67 [2021-05-01 07:22:13,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336332162] [2021-05-01 07:22:13,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-05-01 07:22:13,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:22:13,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-05-01 07:22:13,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1961, Invalid=2461, Unknown=0, NotChecked=0, Total=4422 [2021-05-01 07:22:13,334 INFO L87 Difference]: Start difference. First operand 143 states and 145 transitions. Second operand has 67 states, 67 states have (on average 1.9850746268656716) internal successors, (133), 65 states have internal predecessors, (133), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:22:35,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:22:35,225 INFO L93 Difference]: Finished difference Result 446 states and 507 transitions. [2021-05-01 07:22:35,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-05-01 07:22:35,227 INFO L78 Accepts]: Start accepts. Automaton has has 67 states, 67 states have (on average 1.9850746268656716) internal successors, (133), 65 states have internal predecessors, (133), 2 states have call successors, (3), 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 137 [2021-05-01 07:22:35,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:22:35,229 INFO L225 Difference]: With dead ends: 446 [2021-05-01 07:22:35,229 INFO L226 Difference]: Without dead ends: 440 [2021-05-01 07:22:35,230 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9630 ImplicationChecksByTransitivity, 15816.5ms TimeCoverageRelationStatistics Valid=11731, Invalid=24559, Unknown=0, NotChecked=0, Total=36290 [2021-05-01 07:22:35,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2021-05-01 07:22:38,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 143. [2021-05-01 07:22:38,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 138 states have (on average 1.0217391304347827) internal successors, (141), 138 states have internal predecessors, (141), 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 07:22:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 145 transitions. [2021-05-01 07:22:38,028 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 145 transitions. Word has length 137 [2021-05-01 07:22:38,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:22:38,028 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 145 transitions. [2021-05-01 07:22:38,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 67 states, 67 states have (on average 1.9850746268656716) internal successors, (133), 65 states have internal predecessors, (133), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 07:22:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 145 transitions. [2021-05-01 07:22:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-05-01 07:22:38,029 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:22:38,029 INFO L519 BasicCegarLoop]: trace histogram [62, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 07:22:38,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2021-05-01 07:22:38,029 INFO L428 AbstractCegarLoop]: === Iteration 92 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:22:38,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:22:38,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1125357816, now seen corresponding path program 31 times [2021-05-01 07:22:38,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:22:38,030 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1532019658] [2021-05-01 07:22:38,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:22:38,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 07:22:38,050 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (<= |v_main_#t~nondet5_997| 2147483647) (not (= |v_main_#t~nondet5_997| 0)) (< v_main_~i~0_1240 1000000) (<= 0 (+ |v_main_#t~nondet5_997| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_997|, main_~i~0=v_main_~i~0_1240} OutVars{main_#t~nondet5=|v_main_#t~nondet5_997|, main_~i~0=v_main_~i~0_1240} AuxVars[] AssignedVars[] [2021-05-01 07:22:38,056 WARN L240 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size [2021-05-01 07:22:38,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,077 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,083 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,096 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,112 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,127 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,130 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,131 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,136 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,143 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,144 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-05-01 07:22:38,150 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,157 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:22:38,158 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-05-01 07:22:38,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,170 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,182 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,187 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,193 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,199 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,206 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,212 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,217 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 07:22:38,223 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,225 WARN L245 tifierPushTermWalker]: treesize reduction 8, result has 93.3 percent of original size 111 [2021-05-01 07:22:38,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-05-01 07:22:38,311 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 07:22:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:22:38,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:38,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:38,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:22:38,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 07:22:38,360 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-05-01 07:22:38,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 07:22:38,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:22:38,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:22:38,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:38,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:22:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:22:38,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:38,443 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 07:22:38,446 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.1 percent of original size [2021-05-01 07:22:38,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:38,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:38,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-05-01 07:22:38,595 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-05-01 07:22:38,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-05-01 07:22:38,662 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-05-01 07:22:38,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:38,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:38,666 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size 36 [2021-05-01 07:22:38,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:38,776 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:38,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:38,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:38,780 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:38,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:38,863 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:38,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:38,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:38,868 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:38,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:38,959 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:38,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:38,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:38,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:38,962 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:39,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,042 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:39,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,146 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,151 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:39,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,255 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,258 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:39,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,357 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:39,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,470 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,473 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:39,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,595 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:39,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,724 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,732 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:39,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,850 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,853 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:39,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:39,985 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:39,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:39,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:39,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:39,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:40,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:40,129 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:40,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:40,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:40,133 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:40,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:40,290 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:40,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:40,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:40,294 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:40,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:40,442 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:40,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:40,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:40,445 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:40,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:40,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:40,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:40,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:40,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:40,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:40,767 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:40,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:40,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:40,771 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:40,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:40,940 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:40,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:40,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:40,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:40,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:41,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:41,141 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:41,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:41,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:41,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:41,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:41,336 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:41,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:41,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:41,344 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:41,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:41,549 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:41,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:41,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:41,554 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:41,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:41,756 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:41,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:41,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:41,761 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:41,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:41,965 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:41,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:41,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:41,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:41,968 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:42,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:42,180 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:42,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:42,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:42,184 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:42,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:42,403 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:42,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:42,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:42,406 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:42,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:42,631 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:42,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:42,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:42,635 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:42,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:42,852 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:42,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:42,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:42,856 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:42,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:42,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:43,075 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:43,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:43,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:43,078 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:43,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:43,307 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:43,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:43,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:43,311 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:43,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:43,573 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:43,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:43,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:43,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:43,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:43,842 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:43,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:43,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:43,846 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:43,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:43,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:44,092 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:44,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:44,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:44,096 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:44,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:44,350 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:44,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:44,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:44,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:44,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:44,625 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:44,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:44,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:44,628 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:44,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:44,886 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:44,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:44,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:44,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:44,890 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:45,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:45,169 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:45,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:45,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:45,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:45,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:45,445 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:45,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:45,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:45,448 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:45,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:45,730 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:45,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:45,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:45,734 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:45,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:45,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:46,039 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:46,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:46,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:46,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:46,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:46,346 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:46,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:46,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:46,350 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:46,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:46,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:46,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:46,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:46,667 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:46,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:46,981 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:46,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:46,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:46,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:46,984 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:47,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:47,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:47,298 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:47,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:47,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:47,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:47,301 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:47,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:47,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:47,604 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:47,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:47,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:47,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:47,607 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:47,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:47,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:47,945 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:47,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:47,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:47,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:47,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:48,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:48,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:48,276 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:48,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:48,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:48,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:48,279 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:48,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:48,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:48,674 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:48,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:48,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:48,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:48,677 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:48,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:48,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:49,023 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:49,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:49,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:49,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:49,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:49,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:49,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:49,415 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:49,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:49,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:49,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:49,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:49,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:49,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:49,820 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:49,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:49,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:49,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:49,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:50,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:50,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:50,263 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:50,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:50,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:50,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:50,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 07:22:50,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:50,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:50,712 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:50,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:50,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:50,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:50,716 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:50,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:50,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:51,129 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:51,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:51,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:51,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:51,132 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:51,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:51,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:51,522 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:51,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:51,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:51,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:51,526 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:51,975 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:51,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:51,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:51,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:51,980 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:52,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:52,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:52,419 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:52,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:52,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:52,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:52,424 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:52,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:52,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:52,853 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:52,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:52,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:52,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:52,856 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:53,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:53,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:53,295 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:53,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:53,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:53,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:53,298 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:53,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:53,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:53,759 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:53,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:53,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:53,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:53,763 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-05-01 07:22:53,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:54,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-05-01 07:22:54,219 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-05-01 07:22:54,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 07:22:54,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:54,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 07:22:54,222 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-05-01 07:22:54,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:22:54,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:22:54,452 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:22:54,452 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1532019658] [2021-05-01 07:22:54,452 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1532019658] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:22:54,452 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:22:54,452 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [131] imperfect sequences [] total 131 [2021-05-01 07:22:54,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328125490] [2021-05-01 07:22:54,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 131 states [2021-05-01 07:22:54,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:22:54,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2021-05-01 07:22:54,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=572, Invalid=16720, Unknown=0, NotChecked=0, Total=17292 [2021-05-01 07:22:54,454 INFO L87 Difference]: Start difference. First operand 143 states and 145 transitions. Second operand has 131 states, 130 states have (on average 1.0384615384615385) internal successors, (135), 129 states have internal predecessors, (135), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)