/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-zilu/benchmark19_conjunctive.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 08:12:28,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 08:12:28,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 08:12:28,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-01 08:12:28,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 08:12:28,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 08:12:28,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 08:12:28,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 08:12:28,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 08:12:28,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 08:12:28,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 08:12:28,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 08:12:28,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 08:12:28,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 08:12:28,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 08:12:28,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 08:12:28,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-01 08:12:28,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 08:12:28,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 08:12:28,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 08:12:28,398 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 08:12:28,408 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 08:12:28,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 08:12:28,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 08:12:28,410 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 08:12:28,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 08:12:28,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 08:12:28,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 08:12:28,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 08:12:28,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 08:12:28,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 08:12:28,411 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 08:12:28,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 08:12:28,412 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 08:12:28,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 08:12:28,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 08:12:28,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 08:12:28,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 08:12:28,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 08:12:28,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 08:12:28,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 08:12:28,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-01 08:12:28,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-01 08:12:28,413 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-01 08:12:28,413 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 08:12:28,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 08:12:28,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 08:12:28,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 08:12:28,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 08:12:28,762 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 08:12:28,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-zilu/benchmark19_conjunctive.i [2021-05-01 08:12:28,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38cc2bb8/d63a4b9cbf234503a4743e795232c847/FLAGd360877fa [2021-05-01 08:12:29,382 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 08:12:29,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-zilu/benchmark19_conjunctive.i [2021-05-01 08:12:29,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38cc2bb8/d63a4b9cbf234503a4743e795232c847/FLAGd360877fa [2021-05-01 08:12:29,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38cc2bb8/d63a4b9cbf234503a4743e795232c847 [2021-05-01 08:12:29,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 08:12:29,774 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-01 08:12:29,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 08:12:29,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 08:12:29,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 08:12:29,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 08:12:29" (1/1) ... [2021-05-01 08:12:29,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476b858b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:29, skipping insertion in model container [2021-05-01 08:12:29,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 08:12:29" (1/1) ... [2021-05-01 08:12:29,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 08:12:29,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 08:12:29,957 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-zilu/benchmark19_conjunctive.i[873,886] [2021-05-01 08:12:29,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 08:12:29,984 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 08:12:30,025 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-zilu/benchmark19_conjunctive.i[873,886] [2021-05-01 08:12:30,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 08:12:30,066 INFO L208 MainTranslator]: Completed translation [2021-05-01 08:12:30,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30 WrapperNode [2021-05-01 08:12:30,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 08:12:30,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 08:12:30,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 08:12:30,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 08:12:30,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (1/1) ... [2021-05-01 08:12:30,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 08:12:30,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 08:12:30,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 08:12:30,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 08:12:30,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (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 08:12:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 08:12:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 08:12:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 08:12:30,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 08:12:30,184 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 08:12:30,184 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 08:12:30,184 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-05-01 08:12:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-05-01 08:12:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 08:12:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 08:12:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-01 08:12:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-05-01 08:12:30,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 08:12:30,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 08:12:30,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 08:12:30,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 08:12:30,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 08:12:30,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 08:12:30,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 08:12:30,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 08:12:30,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 08:12:30,478 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-05-01 08:12:30,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 08:12:30 BoogieIcfgContainer [2021-05-01 08:12:30,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 08:12:30,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-01 08:12:30,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-01 08:12:30,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-01 08:12:30,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.05 08:12:29" (1/3) ... [2021-05-01 08:12:30,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d2b696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 08:12:30, skipping insertion in model container [2021-05-01 08:12:30,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 08:12:30" (2/3) ... [2021-05-01 08:12:30,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d2b696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 08:12:30, skipping insertion in model container [2021-05-01 08:12:30,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 08:12:30" (3/3) ... [2021-05-01 08:12:30,491 INFO L111 eAbstractionObserver]: Analyzing ICFG benchmark19_conjunctive.i [2021-05-01 08:12:30,496 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-01 08:12:30,514 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-01 08:12:30,549 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-01 08:12:30,569 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-01 08:12:30,570 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-01 08:12:30,570 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-01 08:12:30,570 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-01 08:12:30,570 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-01 08:12:30,570 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-01 08:12:30,570 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-01 08:12:30,570 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-01 08:12:30,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 13 states have internal predecessors, (17), 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 08:12:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-05-01 08:12:30,589 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:30,589 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:30,590 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:30,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:30,594 INFO L82 PathProgramCache]: Analyzing trace with hash -304977768, now seen corresponding path program 1 times [2021-05-01 08:12:30,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:30,606 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160643076] [2021-05-01 08:12:30,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:30,665 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 08:12:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:30,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:30,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:30,809 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-05-01 08:12:30,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:30,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:30,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:30,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:30,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:30,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:30,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:30,916 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:30,917 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160643076] [2021-05-01 08:12:30,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [160643076] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:30,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:30,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-01 08:12:30,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151269446] [2021-05-01 08:12:30,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-01 08:12:30,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:30,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-01 08:12:30,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-01 08:12:30,938 INFO L87 Difference]: Start difference. First operand has 20 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 13 states have internal predecessors, (17), 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 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:31,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:31,133 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2021-05-01 08:12:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-01 08:12:31,135 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-05-01 08:12:31,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:31,140 INFO L225 Difference]: With dead ends: 33 [2021-05-01 08:12:31,140 INFO L226 Difference]: Without dead ends: 14 [2021-05-01 08:12:31,143 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 113.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-01 08:12:31,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-05-01 08:12:31,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-05-01 08:12:31,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:31,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-05-01 08:12:31,177 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2021-05-01 08:12:31,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:31,177 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2021-05-01 08:12:31,178 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:31,179 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-05-01 08:12:31,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-05-01 08:12:31,179 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:31,179 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:31,180 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-01 08:12:31,180 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:31,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:31,181 INFO L82 PathProgramCache]: Analyzing trace with hash -828987386, now seen corresponding path program 1 times [2021-05-01 08:12:31,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:31,181 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2083279865] [2021-05-01 08:12:31,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:31,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:31,243 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_8) (< 0 v_main_~n~0_6)) InVars {main_~n~0=v_main_~n~0_6, main_~j~0=v_main_~j~0_8} OutVars{main_~n~0=v_main_~n~0_6, main_~j~0=v_main_~j~0_8} AuxVars[] AssignedVars[] [2021-05-01 08:12:31,267 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:31,272 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,284 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:31,288 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,289 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:31,293 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:31,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,301 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,304 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,320 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,330 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,333 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,338 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:31,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:31,369 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:31,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:31,438 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:31,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:31,450 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:12:31,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:12:31,466 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:31,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:31,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:31,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:31,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:31,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:31,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:31,575 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:31,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:31,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:31,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:31,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:31,681 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:31,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:31,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:31,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:31,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:31,747 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:31,747 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2083279865] [2021-05-01 08:12:31,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2083279865] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:31,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:31,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-05-01 08:12:31,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691778390] [2021-05-01 08:12:31,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-01 08:12:31,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:31,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-01 08:12:31,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-05-01 08:12:31,749 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:32,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:32,178 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2021-05-01 08:12:32,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-01 08:12:32,179 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-05-01 08:12:32,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:32,179 INFO L225 Difference]: With dead ends: 20 [2021-05-01 08:12:32,179 INFO L226 Difference]: Without dead ends: 15 [2021-05-01 08:12:32,182 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 520.8ms TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-05-01 08:12:32,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-05-01 08:12:32,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-05-01 08:12:32,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:32,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-05-01 08:12:32,190 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 13 [2021-05-01 08:12:32,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:32,190 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2021-05-01 08:12:32,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:32,190 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-05-01 08:12:32,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-05-01 08:12:32,191 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:32,191 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:32,191 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-01 08:12:32,191 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:32,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:32,192 INFO L82 PathProgramCache]: Analyzing trace with hash 106583640, now seen corresponding path program 2 times [2021-05-01 08:12:32,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:32,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [447519300] [2021-05-01 08:12:32,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:32,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:32,201 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_7) (< 0 v_main_~j~0_12)) InVars {main_~n~0=v_main_~n~0_7, main_~j~0=v_main_~j~0_12} OutVars{main_~n~0=v_main_~n~0_7, main_~j~0=v_main_~j~0_12} AuxVars[] AssignedVars[] [2021-05-01 08:12:32,222 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:32,226 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,236 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:32,241 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:32,245 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,252 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:32,255 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,258 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,265 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,270 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,273 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,277 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,283 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,285 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,289 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,290 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:32,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:32,327 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:32,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:32,394 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:32,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:32,406 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:32,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:32,431 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:32,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:32,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:32,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:32,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:32,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:32,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:32,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:32,513 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:32,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:32,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:32,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:32,567 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:32,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:32,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:32,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:32,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:32,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:32,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:32,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:32,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:32,678 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:32,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [447519300] [2021-05-01 08:12:32,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [447519300] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:32,679 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:32,679 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-01 08:12:32,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607898057] [2021-05-01 08:12:32,679 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-01 08:12:32,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:32,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-01 08:12:32,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-05-01 08:12:32,680 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:33,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:33,062 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2021-05-01 08:12:33,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-01 08:12:33,063 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-05-01 08:12:33,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:33,064 INFO L225 Difference]: With dead ends: 21 [2021-05-01 08:12:33,064 INFO L226 Difference]: Without dead ends: 16 [2021-05-01 08:12:33,064 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 453.6ms TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2021-05-01 08:12:33,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-05-01 08:12:33,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-05-01 08:12:33,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2021-05-01 08:12:33,070 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 14 [2021-05-01 08:12:33,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:33,070 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2021-05-01 08:12:33,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2021-05-01 08:12:33,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-01 08:12:33,071 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:33,071 INFO L519 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:33,071 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-01 08:12:33,071 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:33,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:33,072 INFO L82 PathProgramCache]: Analyzing trace with hash -955485626, now seen corresponding path program 3 times [2021-05-01 08:12:33,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:33,072 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1406914191] [2021-05-01 08:12:33,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:33,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:33,079 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_17) (< 0 v_main_~n~0_8)) InVars {main_~n~0=v_main_~n~0_8, main_~j~0=v_main_~j~0_17} OutVars{main_~n~0=v_main_~n~0_8, main_~j~0=v_main_~j~0_17} AuxVars[] AssignedVars[] [2021-05-01 08:12:33,084 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:33,085 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,090 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:33,093 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,094 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:33,097 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:33,101 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,104 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,108 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,115 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,119 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,127 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,131 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,134 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,142 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,146 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,148 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,149 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:33,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:33,175 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:33,203 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:33,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:33,213 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:12:33,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:12:33,227 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:12:33,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:33,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:33,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:33,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:33,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:33,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:33,284 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:33,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:33,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:33,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:33,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:33,334 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:33,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:33,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:33,372 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:33,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:33,378 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:33,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:33,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:33,415 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:33,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:33,420 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:33,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:33,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:33,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:33,460 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:33,460 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1406914191] [2021-05-01 08:12:33,460 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1406914191] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:33,460 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:33,460 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-05-01 08:12:33,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117792902] [2021-05-01 08:12:33,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-01 08:12:33,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:33,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-01 08:12:33,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-05-01 08:12:33,462 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:33,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:33,940 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2021-05-01 08:12:33,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-01 08:12:33,940 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-05-01 08:12:33,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:33,941 INFO L225 Difference]: With dead ends: 22 [2021-05-01 08:12:33,941 INFO L226 Difference]: Without dead ends: 17 [2021-05-01 08:12:33,942 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 557.3ms TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2021-05-01 08:12:33,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-05-01 08:12:33,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-05-01 08:12:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2021-05-01 08:12:33,947 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 15 [2021-05-01 08:12:33,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:33,947 INFO L480 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2021-05-01 08:12:33,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2021-05-01 08:12:33,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-05-01 08:12:33,948 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:33,948 INFO L519 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:33,948 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-01 08:12:33,948 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:33,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:33,949 INFO L82 PathProgramCache]: Analyzing trace with hash 480105496, now seen corresponding path program 4 times [2021-05-01 08:12:33,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:33,949 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328694675] [2021-05-01 08:12:33,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:33,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:33,961 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_23) (< 0 v_main_~n~0_9)) InVars {main_~n~0=v_main_~n~0_9, main_~j~0=v_main_~j~0_23} OutVars{main_~n~0=v_main_~n~0_9, main_~j~0=v_main_~j~0_23} AuxVars[] AssignedVars[] [2021-05-01 08:12:33,965 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:33,967 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,971 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,974 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:33,975 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:33,978 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,981 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:33,983 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,985 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,988 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,991 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:33,996 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,000 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,003 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,005 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,007 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,011 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,014 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:34,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:34,034 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:34,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,058 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:34,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:34,068 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:34,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:34,082 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:34,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:34,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:34,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:34,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:34,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:34,139 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:34,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:34,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:34,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:34,172 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:34,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:34,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:34,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:34,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:34,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:34,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:34,256 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:34,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:34,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:34,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:34,299 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:34,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:34,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:34,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:34,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,346 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:34,346 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328694675] [2021-05-01 08:12:34,346 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1328694675] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:34,346 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:34,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-01 08:12:34,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872450620] [2021-05-01 08:12:34,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-01 08:12:34,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:34,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-01 08:12:34,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-05-01 08:12:34,348 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:34,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:34,778 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2021-05-01 08:12:34,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-01 08:12:34,780 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 2 states have call successors, (3), 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 16 [2021-05-01 08:12:34,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:34,780 INFO L225 Difference]: With dead ends: 23 [2021-05-01 08:12:34,781 INFO L226 Difference]: Without dead ends: 18 [2021-05-01 08:12:34,781 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 536.1ms TimeCoverageRelationStatistics Valid=103, Invalid=317, Unknown=0, NotChecked=0, Total=420 [2021-05-01 08:12:34,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-05-01 08:12:34,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-05-01 08:12:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:34,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2021-05-01 08:12:34,788 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 16 [2021-05-01 08:12:34,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:34,788 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2021-05-01 08:12:34,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2021-05-01 08:12:34,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-05-01 08:12:34,789 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:34,789 INFO L519 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:34,789 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-01 08:12:34,789 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:34,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:34,790 INFO L82 PathProgramCache]: Analyzing trace with hash 2033757318, now seen corresponding path program 5 times [2021-05-01 08:12:34,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:34,790 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1000757280] [2021-05-01 08:12:34,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:34,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:34,803 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_10) (< 0 v_main_~j~0_30)) InVars {main_~n~0=v_main_~n~0_10, main_~j~0=v_main_~j~0_30} OutVars{main_~n~0=v_main_~n~0_10, main_~j~0=v_main_~j~0_30} AuxVars[] AssignedVars[] [2021-05-01 08:12:34,808 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:34,809 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,814 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:34,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,817 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:34,820 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,823 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,825 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,827 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:34,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,837 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,841 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,843 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,849 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,851 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,854 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,858 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,859 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:34,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:34,880 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:34,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,911 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:34,922 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:12:34,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:34,939 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:12:34,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:34,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:34,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:34,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:34,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:35,003 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:35,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:35,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:35,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:35,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:35,045 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:35,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:35,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:35,079 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:35,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:35,084 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:35,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:35,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:35,124 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:35,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:35,139 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:35,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:35,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:35,180 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:35,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:35,186 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:35,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:35,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:35,236 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:35,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:35,241 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:35,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:35,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:35,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:35,284 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:35,284 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1000757280] [2021-05-01 08:12:35,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1000757280] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:35,284 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:35,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-05-01 08:12:35,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481288505] [2021-05-01 08:12:35,284 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-01 08:12:35,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:35,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-01 08:12:35,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2021-05-01 08:12:35,285 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand has 12 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 10 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 08:12:35,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:35,847 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2021-05-01 08:12:35,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-01 08:12:35,847 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 10 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 08:12:35,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:35,848 INFO L225 Difference]: With dead ends: 24 [2021-05-01 08:12:35,848 INFO L226 Difference]: Without dead ends: 19 [2021-05-01 08:12:35,849 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 694.2ms TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2021-05-01 08:12:35,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-05-01 08:12:35,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-05-01 08:12:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 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 08:12:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2021-05-01 08:12:35,855 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 17 [2021-05-01 08:12:35,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:35,855 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2021-05-01 08:12:35,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 10 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 08:12:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2021-05-01 08:12:35,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-05-01 08:12:35,856 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:35,856 INFO L519 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:35,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-01 08:12:35,856 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:35,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:35,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1342643752, now seen corresponding path program 6 times [2021-05-01 08:12:35,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:35,857 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [630704195] [2021-05-01 08:12:35,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:35,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:35,863 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_11) (< 0 v_main_~j~0_38)) InVars {main_~n~0=v_main_~n~0_11, main_~j~0=v_main_~j~0_38} OutVars{main_~n~0=v_main_~n~0_11, main_~j~0=v_main_~j~0_38} AuxVars[] AssignedVars[] [2021-05-01 08:12:35,866 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:35,867 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,881 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,885 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:35,886 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:35,889 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,892 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,894 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,896 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:35,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,901 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,909 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,911 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,915 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,917 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,919 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:35,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:35,939 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:35,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:35,968 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:35,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:35,979 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:12:35,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:12:35,990 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:35,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:35,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:35,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:36,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:36,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:36,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:36,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:36,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:36,043 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:36,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:36,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:36,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,092 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:36,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:36,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:36,121 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:36,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,125 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:36,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:36,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:36,157 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:36,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,161 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:36,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:36,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:36,201 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:36,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,206 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:36,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:36,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:36,252 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:36,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,257 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:36,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:36,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:36,301 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:36,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:36,305 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:36,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:36,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:36,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:36,347 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:36,347 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [630704195] [2021-05-01 08:12:36,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [630704195] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:36,348 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:36,348 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-05-01 08:12:36,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238973004] [2021-05-01 08:12:36,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-01 08:12:36,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:36,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-01 08:12:36,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-05-01 08:12:36,350 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:36,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:36,951 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2021-05-01 08:12:36,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-01 08:12:36,952 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (3), 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 18 [2021-05-01 08:12:36,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:36,952 INFO L225 Difference]: With dead ends: 25 [2021-05-01 08:12:36,952 INFO L226 Difference]: Without dead ends: 20 [2021-05-01 08:12:36,953 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 770.4ms TimeCoverageRelationStatistics Valid=140, Invalid=460, Unknown=0, NotChecked=0, Total=600 [2021-05-01 08:12:36,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-05-01 08:12:36,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-05-01 08:12:36,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2021-05-01 08:12:36,962 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 20 transitions. Word has length 18 [2021-05-01 08:12:36,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:36,962 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 20 transitions. [2021-05-01 08:12:36,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2021-05-01 08:12:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-01 08:12:36,963 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:36,963 INFO L519 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:36,963 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-01 08:12:36,964 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:36,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:36,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1363105478, now seen corresponding path program 7 times [2021-05-01 08:12:36,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:36,964 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [394560228] [2021-05-01 08:12:36,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:36,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:36,972 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_12) (< 0 v_main_~j~0_47)) InVars {main_~n~0=v_main_~n~0_12, main_~j~0=v_main_~j~0_47} OutVars{main_~n~0=v_main_~n~0_12, main_~j~0=v_main_~j~0_47} AuxVars[] AssignedVars[] [2021-05-01 08:12:36,976 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:36,978 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,986 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,990 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:36,990 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:36,994 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:36,997 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,000 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,007 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:37,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,015 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,017 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,022 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,024 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,029 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:37,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:37,053 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:37,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:37,073 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:37,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:37,082 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:37,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:37,095 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:37,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:37,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:37,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:37,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:37,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:37,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:37,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:37,137 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:37,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:37,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:37,181 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:37,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,261 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:37,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,300 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:37,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,344 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:37,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,389 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:37,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,441 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:37,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:37,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:37,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:37,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:37,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:37,496 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:37,496 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [394560228] [2021-05-01 08:12:37,496 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [394560228] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:37,496 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:37,496 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-05-01 08:12:37,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049861794] [2021-05-01 08:12:37,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-01 08:12:37,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:37,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-01 08:12:37,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2021-05-01 08:12:37,497 INFO L87 Difference]: Start difference. First operand 20 states and 20 transitions. Second operand has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 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 08:12:38,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:38,066 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2021-05-01 08:12:38,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-01 08:12:38,067 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 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 08:12:38,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:38,067 INFO L225 Difference]: With dead ends: 26 [2021-05-01 08:12:38,067 INFO L226 Difference]: Without dead ends: 21 [2021-05-01 08:12:38,068 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 797.1ms TimeCoverageRelationStatistics Valid=181, Invalid=521, Unknown=0, NotChecked=0, Total=702 [2021-05-01 08:12:38,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-05-01 08:12:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-05-01 08:12:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 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 08:12:38,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2021-05-01 08:12:38,075 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 19 [2021-05-01 08:12:38,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:38,075 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2021-05-01 08:12:38,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 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 08:12:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2021-05-01 08:12:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-05-01 08:12:38,076 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:38,076 INFO L519 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:38,076 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-01 08:12:38,076 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:38,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:38,077 INFO L82 PathProgramCache]: Analyzing trace with hash -658014312, now seen corresponding path program 8 times [2021-05-01 08:12:38,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:38,077 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1829322984] [2021-05-01 08:12:38,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:38,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:38,083 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_57) (< 0 v_main_~n~0_13)) InVars {main_~n~0=v_main_~n~0_13, main_~j~0=v_main_~j~0_57} OutVars{main_~n~0=v_main_~n~0_13, main_~j~0=v_main_~j~0_57} AuxVars[] AssignedVars[] [2021-05-01 08:12:38,086 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:38,089 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,092 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,094 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,097 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,099 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,102 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,105 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,106 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,109 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:38,112 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,112 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:38,114 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:38,116 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,120 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,122 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,124 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,126 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,127 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:38,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:38,145 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:38,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:38,165 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:38,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:38,173 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:12:38,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:12:38,184 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:12:38,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:38,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:38,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:38,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:38,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:38,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:38,230 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:38,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:38,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:38,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,273 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,304 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,308 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,340 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,355 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,393 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,397 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,433 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,445 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,495 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,498 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,541 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,544 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,591 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:38,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:38,603 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:38,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:38,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:38,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:38,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:38,665 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:38,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1829322984] [2021-05-01 08:12:38,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1829322984] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:38,666 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:38,666 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-05-01 08:12:38,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658891980] [2021-05-01 08:12:38,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-01 08:12:38,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:38,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-01 08:12:38,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2021-05-01 08:12:38,667 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand has 15 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:39,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:39,400 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2021-05-01 08:12:39,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-01 08:12:39,401 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (3), 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 20 [2021-05-01 08:12:39,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:39,401 INFO L225 Difference]: With dead ends: 27 [2021-05-01 08:12:39,401 INFO L226 Difference]: Without dead ends: 22 [2021-05-01 08:12:39,402 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 950.4ms TimeCoverageRelationStatistics Valid=197, Invalid=615, Unknown=0, NotChecked=0, Total=812 [2021-05-01 08:12:39,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-05-01 08:12:39,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-05-01 08:12:39,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:39,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2021-05-01 08:12:39,410 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2021-05-01 08:12:39,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:39,410 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2021-05-01 08:12:39,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:39,411 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2021-05-01 08:12:39,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-05-01 08:12:39,411 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:39,411 INFO L519 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:39,411 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-01 08:12:39,412 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:39,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:39,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1111781638, now seen corresponding path program 9 times [2021-05-01 08:12:39,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:39,412 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1440445731] [2021-05-01 08:12:39,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:39,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:39,418 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_68) (< 0 v_main_~n~0_14)) InVars {main_~n~0=v_main_~n~0_14, main_~j~0=v_main_~j~0_68} OutVars{main_~n~0=v_main_~n~0_14, main_~j~0=v_main_~j~0_68} AuxVars[] AssignedVars[] [2021-05-01 08:12:39,420 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:39,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,432 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,434 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,437 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,440 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,440 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,443 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,446 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:39,447 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:39,449 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:39,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,453 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,455 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,459 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:39,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:39,476 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:39,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:39,493 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:39,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:39,502 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:39,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:39,515 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:39,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:39,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:39,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:39,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:39,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:39,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:39,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:39,562 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:39,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:39,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:39,597 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:39,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,668 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,707 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,749 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,791 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,835 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,882 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:39,936 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:39,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:39,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:39,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:39,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:40,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:40,010 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:40,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1440445731] [2021-05-01 08:12:40,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1440445731] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:40,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:40,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-05-01 08:12:40,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183951947] [2021-05-01 08:12:40,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-01 08:12:40,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:40,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-01 08:12:40,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-05-01 08:12:40,012 INFO L87 Difference]: Start difference. First operand 22 states and 22 transitions. Second operand has 16 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 14 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 08:12:40,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:40,716 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2021-05-01 08:12:40,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-01 08:12:40,716 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 14 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 08:12:40,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:40,717 INFO L225 Difference]: With dead ends: 28 [2021-05-01 08:12:40,717 INFO L226 Difference]: Without dead ends: 23 [2021-05-01 08:12:40,718 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 950.3ms TimeCoverageRelationStatistics Valid=248, Invalid=682, Unknown=0, NotChecked=0, Total=930 [2021-05-01 08:12:40,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-05-01 08:12:40,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-05-01 08:12:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2021-05-01 08:12:40,727 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 21 [2021-05-01 08:12:40,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:40,727 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2021-05-01 08:12:40,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 14 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 08:12:40,728 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2021-05-01 08:12:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-05-01 08:12:40,728 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:40,728 INFO L519 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:40,728 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-01 08:12:40,728 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:40,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:40,729 INFO L82 PathProgramCache]: Analyzing trace with hash 140881240, now seen corresponding path program 10 times [2021-05-01 08:12:40,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:40,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1033874060] [2021-05-01 08:12:40,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:40,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:40,737 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_80) (< 0 v_main_~n~0_15)) InVars {main_~n~0=v_main_~n~0_15, main_~j~0=v_main_~j~0_80} OutVars{main_~n~0=v_main_~n~0_15, main_~j~0=v_main_~j~0_80} AuxVars[] AssignedVars[] [2021-05-01 08:12:40,739 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:40,740 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,744 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:40,746 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,746 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:40,748 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:40,751 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,755 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,760 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,762 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,763 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,767 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,772 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,772 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:40,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:40,789 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:40,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:40,810 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:40,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:40,819 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:40,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:40,831 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:40,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:40,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:40,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:40,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:40,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:40,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:40,878 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:40,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:40,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:40,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:40,905 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:40,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:40,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:40,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:40,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:40,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:40,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:40,974 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:40,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:40,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:40,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:40,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,004 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,039 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,108 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,154 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,206 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,264 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,321 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:41,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:41,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:41,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:41,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:41,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:41,384 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:41,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1033874060] [2021-05-01 08:12:41,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1033874060] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:41,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:41,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-05-01 08:12:41,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443020447] [2021-05-01 08:12:41,385 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-01 08:12:41,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:41,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-01 08:12:41,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2021-05-01 08:12:41,386 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 17 states, 16 states have (on average 1.125) internal successors, (18), 15 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:42,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:42,175 INFO L93 Difference]: Finished difference Result 29 states and 29 transitions. [2021-05-01 08:12:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-01 08:12:42,175 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.125) internal successors, (18), 15 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2021-05-01 08:12:42,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:42,176 INFO L225 Difference]: With dead ends: 29 [2021-05-01 08:12:42,176 INFO L226 Difference]: Without dead ends: 24 [2021-05-01 08:12:42,177 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1107.0ms TimeCoverageRelationStatistics Valid=286, Invalid=770, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 08:12:42,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-05-01 08:12:42,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-05-01 08:12:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2021-05-01 08:12:42,187 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 22 [2021-05-01 08:12:42,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:42,187 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2021-05-01 08:12:42,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 16 states have (on average 1.125) internal successors, (18), 15 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:42,187 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2021-05-01 08:12:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-05-01 08:12:42,187 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:42,188 INFO L519 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:42,188 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-05-01 08:12:42,188 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:42,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:42,188 INFO L82 PathProgramCache]: Analyzing trace with hash 107739974, now seen corresponding path program 11 times [2021-05-01 08:12:42,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:42,188 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [241618030] [2021-05-01 08:12:42,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:42,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:42,197 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_93) (< 0 v_main_~n~0_16)) InVars {main_~n~0=v_main_~n~0_16, main_~j~0=v_main_~j~0_93} OutVars{main_~n~0=v_main_~n~0_16, main_~j~0=v_main_~j~0_93} AuxVars[] AssignedVars[] [2021-05-01 08:12:42,199 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:42,200 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,206 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:42,206 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:42,209 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,211 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:42,214 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,216 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,228 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,230 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,234 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,236 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,237 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:42,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:42,267 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:42,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:42,312 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:42,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:42,320 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:12:42,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:42,332 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:12:42,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:42,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:42,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:42,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:42,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:42,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:42,371 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:42,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:42,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:42,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:42,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,403 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,460 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,463 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,492 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,495 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,536 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,538 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,579 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,582 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,636 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,639 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,693 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,695 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,763 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,828 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,831 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,902 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:42,972 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:42,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:42,975 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:42,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:42,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:43,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:43,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:43,053 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:43,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [241618030] [2021-05-01 08:12:43,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [241618030] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:43,053 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:43,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-05-01 08:12:43,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878533100] [2021-05-01 08:12:43,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-01 08:12:43,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:43,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-01 08:12:43,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=263, Unknown=0, NotChecked=0, Total=380 [2021-05-01 08:12:43,055 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 18 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 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 08:12:43,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:43,967 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2021-05-01 08:12:43,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-01 08:12:43,967 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 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 08:12:43,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:43,968 INFO L225 Difference]: With dead ends: 30 [2021-05-01 08:12:43,968 INFO L226 Difference]: Without dead ends: 25 [2021-05-01 08:12:43,969 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 1405.2ms TimeCoverageRelationStatistics Valid=327, Invalid=863, Unknown=0, NotChecked=0, Total=1190 [2021-05-01 08:12:43,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-05-01 08:12:43,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-05-01 08:12:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2021-05-01 08:12:43,977 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 23 [2021-05-01 08:12:43,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:43,978 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2021-05-01 08:12:43,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 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 08:12:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2021-05-01 08:12:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-05-01 08:12:43,978 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:43,979 INFO L519 BasicCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:43,979 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-01 08:12:43,979 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:43,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:43,979 INFO L82 PathProgramCache]: Analyzing trace with hash -919639272, now seen corresponding path program 12 times [2021-05-01 08:12:43,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:43,979 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499754723] [2021-05-01 08:12:43,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:43,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:43,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:43,994 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_107) (< 0 v_main_~n~0_17)) InVars {main_~n~0=v_main_~n~0_17, main_~j~0=v_main_~j~0_107} OutVars{main_~n~0=v_main_~n~0_17, main_~j~0=v_main_~j~0_107} AuxVars[] AssignedVars[] [2021-05-01 08:12:43,997 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:43,998 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,001 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,004 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:44,004 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:44,007 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:44,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,014 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,017 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,022 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,024 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,026 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,030 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,033 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,033 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:44,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:44,051 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:44,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:44,068 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:44,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:44,076 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:44,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:44,089 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:44,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:44,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:44,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:44,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:44,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:44,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:44,141 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:44,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:44,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:44,176 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:44,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,239 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,270 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,305 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,350 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,393 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,448 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,528 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,600 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,650 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,713 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:44,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:44,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:44,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:44,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:44,771 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:44,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499754723] [2021-05-01 08:12:44,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1499754723] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:44,771 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:44,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-01 08:12:44,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555878447] [2021-05-01 08:12:44,772 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-01 08:12:44,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:44,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-01 08:12:44,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=288, Unknown=0, NotChecked=0, Total=420 [2021-05-01 08:12:44,773 INFO L87 Difference]: Start difference. First operand 25 states and 25 transitions. Second operand has 19 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:45,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:45,644 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2021-05-01 08:12:45,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-01 08:12:45,644 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2021-05-01 08:12:45,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:45,645 INFO L225 Difference]: With dead ends: 31 [2021-05-01 08:12:45,645 INFO L226 Difference]: Without dead ends: 26 [2021-05-01 08:12:45,646 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1261.4ms TimeCoverageRelationStatistics Valid=371, Invalid=961, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 08:12:45,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-05-01 08:12:45,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-05-01 08:12:45,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:45,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2021-05-01 08:12:45,682 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 24 [2021-05-01 08:12:45,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:45,683 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2021-05-01 08:12:45,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2021-05-01 08:12:45,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-01 08:12:45,683 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:45,683 INFO L519 BasicCegarLoop]: trace histogram [13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:45,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-05-01 08:12:45,684 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:45,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:45,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1591342470, now seen corresponding path program 13 times [2021-05-01 08:12:45,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:45,684 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175720848] [2021-05-01 08:12:45,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:45,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:45,690 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_122) (< 0 v_main_~n~0_18)) InVars {main_~n~0=v_main_~n~0_18, main_~j~0=v_main_~j~0_122} OutVars{main_~n~0=v_main_~n~0_18, main_~j~0=v_main_~j~0_122} AuxVars[] AssignedVars[] [2021-05-01 08:12:45,693 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:45,696 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,711 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,714 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,715 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,722 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,725 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:45,725 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:45,728 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:45,730 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,733 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,736 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,738 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,741 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,741 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:45,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:45,763 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:45,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:45,802 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:45,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:45,809 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:45,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:45,823 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:45,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:45,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:45,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:45,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:45,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:45,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:45,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:45,869 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:45,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:45,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:45,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:45,906 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:45,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:45,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:45,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:45,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:45,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:45,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:45,979 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:45,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:45,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:45,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:45,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,020 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,065 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,113 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,158 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,209 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,254 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,301 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,369 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,434 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,489 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:46,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:46,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:46,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:46,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:46,547 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:46,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175720848] [2021-05-01 08:12:46,547 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1175720848] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:46,547 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:46,547 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-05-01 08:12:46,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772281677] [2021-05-01 08:12:46,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-01 08:12:46,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:46,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-01 08:12:46,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=314, Unknown=0, NotChecked=0, Total=462 [2021-05-01 08:12:46,549 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand has 20 states, 19 states have (on average 1.105263157894737) internal successors, (21), 18 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 08:12:47,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:47,431 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2021-05-01 08:12:47,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-01 08:12:47,432 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 1.105263157894737) internal successors, (21), 18 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 08:12:47,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:47,432 INFO L225 Difference]: With dead ends: 32 [2021-05-01 08:12:47,433 INFO L226 Difference]: Without dead ends: 27 [2021-05-01 08:12:47,433 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 1427.5ms TimeCoverageRelationStatistics Valid=418, Invalid=1064, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 08:12:47,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-05-01 08:12:47,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-05-01 08:12:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2021-05-01 08:12:47,446 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 25 [2021-05-01 08:12:47,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:47,446 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2021-05-01 08:12:47,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 19 states have (on average 1.105263157894737) internal successors, (21), 18 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 08:12:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2021-05-01 08:12:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-05-01 08:12:47,447 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:47,447 INFO L519 BasicCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:47,447 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-05-01 08:12:47,447 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:47,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:47,447 INFO L82 PathProgramCache]: Analyzing trace with hash 2122365144, now seen corresponding path program 14 times [2021-05-01 08:12:47,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:47,448 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1907106854] [2021-05-01 08:12:47,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:47,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:47,454 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_138) (< 0 v_main_~n~0_19)) InVars {main_~n~0=v_main_~n~0_19, main_~j~0=v_main_~j~0_138} OutVars{main_~n~0=v_main_~n~0_19, main_~j~0=v_main_~j~0_138} AuxVars[] AssignedVars[] [2021-05-01 08:12:47,458 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:47,459 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,463 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:47,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,466 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:47,469 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:47,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,478 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,485 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,495 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,497 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:47,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:47,516 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:47,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:47,537 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:47,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:47,545 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:47,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:47,559 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:47,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:47,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:47,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:47,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:47,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:47,603 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:47,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:47,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:47,633 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:47,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,690 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,721 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,757 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,794 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:47,950 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:47,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:47,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:47,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:47,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:48,012 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:48,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:48,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:48,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:48,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:48,063 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:48,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:48,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:48,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:48,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:48,118 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:48,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:48,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:48,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:48,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:48,173 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:48,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:48,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:48,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:48,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:48,236 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:48,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:48,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:48,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:48,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:48,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:48,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:48,309 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:48,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1907106854] [2021-05-01 08:12:48,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1907106854] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:48,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:48,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-05-01 08:12:48,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895507796] [2021-05-01 08:12:48,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-01 08:12:48,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:48,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-01 08:12:48,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=341, Unknown=0, NotChecked=0, Total=506 [2021-05-01 08:12:48,311 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 21 states, 20 states have (on average 1.1) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:49,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:49,365 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2021-05-01 08:12:49,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-01 08:12:49,366 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 1.1) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2021-05-01 08:12:49,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:49,366 INFO L225 Difference]: With dead ends: 33 [2021-05-01 08:12:49,366 INFO L226 Difference]: Without dead ends: 28 [2021-05-01 08:12:49,367 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 1547.7ms TimeCoverageRelationStatistics Valid=468, Invalid=1172, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 08:12:49,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-05-01 08:12:49,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-05-01 08:12:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:49,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2021-05-01 08:12:49,380 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 28 transitions. Word has length 26 [2021-05-01 08:12:49,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:49,380 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 28 transitions. [2021-05-01 08:12:49,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 20 states have (on average 1.1) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2021-05-01 08:12:49,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-05-01 08:12:49,381 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:49,381 INFO L519 BasicCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:49,381 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-01 08:12:49,381 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:49,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:49,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1404198854, now seen corresponding path program 15 times [2021-05-01 08:12:49,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:49,382 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1902341306] [2021-05-01 08:12:49,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:49,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:49,387 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_155) (< 0 v_main_~n~0_20)) InVars {main_~n~0=v_main_~n~0_20, main_~j~0=v_main_~j~0_155} OutVars{main_~n~0=v_main_~n~0_20, main_~j~0=v_main_~j~0_155} AuxVars[] AssignedVars[] [2021-05-01 08:12:49,389 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:49,390 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,394 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:49,396 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,396 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:49,399 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:49,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,408 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,411 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,413 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,418 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,422 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,429 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,429 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:49,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:49,450 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:49,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:49,466 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:49,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:49,474 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:12:49,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:12:49,485 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:12:49,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:49,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:49,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:49,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:49,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:49,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:49,527 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:49,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:49,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:49,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:49,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,568 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,601 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,604 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,638 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,640 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,678 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,681 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,715 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,717 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,757 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,759 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,803 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,806 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,853 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,903 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,905 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:49,958 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:49,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:49,960 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:49,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:49,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:50,022 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:50,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:50,024 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:50,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:50,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:50,121 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:50,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:50,124 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:50,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:50,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:50,211 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:50,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:50,213 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:50,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:50,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:50,287 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:50,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:50,289 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:50,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:50,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:50,367 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:12:50,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:50,375 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:50,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:12:50,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:12:50,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:50,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:50,454 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:50,454 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1902341306] [2021-05-01 08:12:50,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1902341306] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:50,455 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:50,455 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-05-01 08:12:50,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529278692] [2021-05-01 08:12:50,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-01 08:12:50,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:50,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-01 08:12:50,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2021-05-01 08:12:50,456 INFO L87 Difference]: Start difference. First operand 28 states and 28 transitions. Second operand has 22 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 20 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 08:12:51,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:51,788 INFO L93 Difference]: Finished difference Result 34 states and 34 transitions. [2021-05-01 08:12:51,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-01 08:12:51,789 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 20 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 08:12:51,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:51,789 INFO L225 Difference]: With dead ends: 34 [2021-05-01 08:12:51,789 INFO L226 Difference]: Without dead ends: 29 [2021-05-01 08:12:51,790 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1984.3ms TimeCoverageRelationStatistics Valid=491, Invalid=1315, Unknown=0, NotChecked=0, Total=1806 [2021-05-01 08:12:51,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-05-01 08:12:51,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-05-01 08:12:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 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 08:12:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2021-05-01 08:12:51,802 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 29 transitions. Word has length 27 [2021-05-01 08:12:51,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:51,803 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 29 transitions. [2021-05-01 08:12:51,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 20 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 08:12:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2021-05-01 08:12:51,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-05-01 08:12:51,803 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:51,804 INFO L519 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:51,804 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-05-01 08:12:51,804 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:51,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:51,804 INFO L82 PathProgramCache]: Analyzing trace with hash 615880344, now seen corresponding path program 16 times [2021-05-01 08:12:51,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:51,805 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [117448174] [2021-05-01 08:12:51,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:51,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:51,809 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_21) (< 0 v_main_~j~0_173)) InVars {main_~n~0=v_main_~n~0_21, main_~j~0=v_main_~j~0_173} OutVars{main_~n~0=v_main_~n~0_21, main_~j~0=v_main_~j~0_173} AuxVars[] AssignedVars[] [2021-05-01 08:12:51,811 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:51,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,816 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,819 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,822 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,824 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,827 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,829 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,830 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,833 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:51,835 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,835 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:51,837 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,839 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:51,841 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,843 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,845 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,847 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,847 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:51,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:51,869 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:51,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:51,885 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:51,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:51,893 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:51,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:51,906 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:51,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:51,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:51,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:51,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:51,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:51,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:51,949 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:51,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:51,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:51,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:51,983 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:51,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:51,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:51,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:51,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,041 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,069 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,103 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,139 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,178 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,219 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,286 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,334 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,387 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,441 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,499 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,563 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,627 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,706 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:52,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:52,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:52,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:52,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:52,776 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:52,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [117448174] [2021-05-01 08:12:52,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [117448174] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:52,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:52,777 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-05-01 08:12:52,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512041615] [2021-05-01 08:12:52,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-01 08:12:52,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:52,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-01 08:12:52,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=398, Unknown=0, NotChecked=0, Total=600 [2021-05-01 08:12:52,778 INFO L87 Difference]: Start difference. First operand 29 states and 29 transitions. Second operand has 23 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 21 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:54,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:54,128 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2021-05-01 08:12:54,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-01 08:12:54,128 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 21 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2021-05-01 08:12:54,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:54,129 INFO L225 Difference]: With dead ends: 35 [2021-05-01 08:12:54,129 INFO L226 Difference]: Without dead ends: 30 [2021-05-01 08:12:54,130 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 1845.6ms TimeCoverageRelationStatistics Valid=577, Invalid=1403, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 08:12:54,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-05-01 08:12:54,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2021-05-01 08:12:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2021-05-01 08:12:54,141 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 28 [2021-05-01 08:12:54,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:54,141 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2021-05-01 08:12:54,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 21 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2021-05-01 08:12:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-05-01 08:12:54,142 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:54,142 INFO L519 BasicCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:54,142 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-05-01 08:12:54,142 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:54,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:54,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1947810310, now seen corresponding path program 17 times [2021-05-01 08:12:54,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:54,143 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [961333099] [2021-05-01 08:12:54,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:54,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:54,148 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_22) (< 0 v_main_~j~0_192)) InVars {main_~n~0=v_main_~n~0_22, main_~j~0=v_main_~j~0_192} OutVars{main_~n~0=v_main_~n~0_22, main_~j~0=v_main_~j~0_192} AuxVars[] AssignedVars[] [2021-05-01 08:12:54,149 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:54,152 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,155 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,158 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,161 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,164 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,167 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,170 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,170 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,174 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,177 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:54,177 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:54,180 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,182 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:54,185 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,188 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,192 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,193 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:54,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:54,213 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:54,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:54,228 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:54,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:54,236 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:54,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:54,250 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:54,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:54,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:54,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:54,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:54,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:54,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:54,290 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:54,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:54,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:54,321 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:54,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,383 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,415 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,449 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,497 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,544 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,586 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,631 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,679 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,732 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,794 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,912 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:54,977 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:54,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:54,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:54,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:54,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:55,043 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:55,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:55,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:55,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:55,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:55,116 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:55,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:55,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:55,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:55,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:55,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:55,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:55,189 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:55,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [961333099] [2021-05-01 08:12:55,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [961333099] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:55,189 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:55,189 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-05-01 08:12:55,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162159154] [2021-05-01 08:12:55,190 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-01 08:12:55,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:55,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-01 08:12:55,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=428, Unknown=0, NotChecked=0, Total=650 [2021-05-01 08:12:55,191 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand has 24 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 22 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 08:12:56,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:56,537 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2021-05-01 08:12:56,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-01 08:12:56,538 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 22 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 08:12:56,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:56,538 INFO L225 Difference]: With dead ends: 36 [2021-05-01 08:12:56,538 INFO L226 Difference]: Without dead ends: 31 [2021-05-01 08:12:56,539 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 1980.4ms TimeCoverageRelationStatistics Valid=636, Invalid=1526, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 08:12:56,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-05-01 08:12:56,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-05-01 08:12:56,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2021-05-01 08:12:56,554 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 31 transitions. Word has length 29 [2021-05-01 08:12:56,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:56,554 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 31 transitions. [2021-05-01 08:12:56,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 22 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 08:12:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2021-05-01 08:12:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-05-01 08:12:56,555 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:56,555 INFO L519 BasicCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:56,556 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-01 08:12:56,556 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:56,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:56,556 INFO L82 PathProgramCache]: Analyzing trace with hash 287966296, now seen corresponding path program 18 times [2021-05-01 08:12:56,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:56,556 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669982899] [2021-05-01 08:12:56,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:56,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:56,562 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_212) (< 0 v_main_~n~0_23)) InVars {main_~n~0=v_main_~n~0_23, main_~j~0=v_main_~j~0_212} OutVars{main_~n~0=v_main_~n~0_23, main_~j~0=v_main_~j~0_212} AuxVars[] AssignedVars[] [2021-05-01 08:12:56,564 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:56,564 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,568 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:56,570 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,571 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:56,573 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:56,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,576 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,578 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,583 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,585 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,589 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,591 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,592 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,596 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,597 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:56,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:56,615 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:56,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:56,636 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:56,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:56,645 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:12:56,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:12:56,657 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:56,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:56,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:56,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:56,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:56,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:56,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:56,700 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:12:56,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:12:56,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:12:56,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:56,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,743 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:56,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:56,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:56,775 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:56,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,778 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:56,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:56,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:56,815 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:56,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,817 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:56,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:56,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:56,857 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:56,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,859 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:56,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:56,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:56,902 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:56,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,905 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:56,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:56,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:56,961 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:56,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:56,964 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:56,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:56,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,023 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,025 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,089 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,092 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,157 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,160 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,229 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,231 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,302 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,305 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,373 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,386 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,459 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,461 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,531 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,533 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,602 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,604 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,679 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,681 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,772 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,774 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,868 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:12:57,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:57,870 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:12:57,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:12:57,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:12:57,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:57,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:57,956 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:12:57,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669982899] [2021-05-01 08:12:57,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [669982899] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:12:57,957 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:12:57,957 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-05-01 08:12:57,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136197842] [2021-05-01 08:12:57,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-01 08:12:57,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:12:57,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-01 08:12:57,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=477, Unknown=0, NotChecked=0, Total=702 [2021-05-01 08:12:57,958 INFO L87 Difference]: Start difference. First operand 31 states and 31 transitions. Second operand has 25 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 23 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:59,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:12:59,534 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2021-05-01 08:12:59,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-01 08:12:59,535 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 23 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2021-05-01 08:12:59,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:12:59,535 INFO L225 Difference]: With dead ends: 37 [2021-05-01 08:12:59,536 INFO L226 Difference]: Without dead ends: 32 [2021-05-01 08:12:59,536 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 2598.7ms TimeCoverageRelationStatistics Valid=662, Invalid=1690, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 08:12:59,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-05-01 08:12:59,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-05-01 08:12:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:59,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2021-05-01 08:12:59,550 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 32 transitions. Word has length 30 [2021-05-01 08:12:59,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:12:59,550 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 32 transitions. [2021-05-01 08:12:59,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 23 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:12:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2021-05-01 08:12:59,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-01 08:12:59,551 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:12:59,551 INFO L519 BasicCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:12:59,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-05-01 08:12:59,552 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:12:59,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:12:59,552 INFO L82 PathProgramCache]: Analyzing trace with hash 372409414, now seen corresponding path program 19 times [2021-05-01 08:12:59,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:12:59,552 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1104709544] [2021-05-01 08:12:59,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:12:59,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:12:59,569 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_24) (< 0 v_main_~j~0_233)) InVars {main_~n~0=v_main_~n~0_24, main_~j~0=v_main_~j~0_233} OutVars{main_~n~0=v_main_~n~0_24, main_~j~0=v_main_~j~0_233} AuxVars[] AssignedVars[] [2021-05-01 08:12:59,571 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:12:59,572 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,575 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,587 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:59,588 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:59,591 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,594 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,597 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:12:59,599 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,602 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,605 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,610 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,613 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,615 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,618 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,621 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,623 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,623 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:12:59,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:12:59,641 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:12:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:59,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:59,660 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:12:59,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:12:59,668 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:12:59,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:12:59,682 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:12:59,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:12:59,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:59,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:12:59,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:59,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:12:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:12:59,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:12:59,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:12:59,728 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:12:59,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:12:59,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:12:59,766 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:12:59,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:59,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:59,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:59,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:59,840 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:59,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:59,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:59,882 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:59,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:59,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:59,925 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:59,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:12:59,965 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:12:59,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:12:59,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:12:59,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:12:59,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,004 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,049 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,094 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,171 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,243 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,316 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,391 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,472 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,552 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,638 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,719 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,806 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,895 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:00,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:00,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:00,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:00,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:00,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:00,981 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:00,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1104709544] [2021-05-01 08:13:00,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1104709544] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:00,981 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:00,981 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-05-01 08:13:00,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870177428] [2021-05-01 08:13:00,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-01 08:13:00,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:00,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-01 08:13:00,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=491, Unknown=0, NotChecked=0, Total=756 [2021-05-01 08:13:00,983 INFO L87 Difference]: Start difference. First operand 32 states and 32 transitions. Second operand has 26 states, 25 states have (on average 1.08) internal successors, (27), 24 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 08:13:02,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:02,501 INFO L93 Difference]: Finished difference Result 38 states and 38 transitions. [2021-05-01 08:13:02,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-01 08:13:02,501 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 1.08) internal successors, (27), 24 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 08:13:02,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:02,502 INFO L225 Difference]: With dead ends: 38 [2021-05-01 08:13:02,502 INFO L226 Difference]: Without dead ends: 33 [2021-05-01 08:13:02,503 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 2485.3ms TimeCoverageRelationStatistics Valid=763, Invalid=1787, Unknown=0, NotChecked=0, Total=2550 [2021-05-01 08:13:02,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-05-01 08:13:02,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-05-01 08:13:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 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 08:13:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2021-05-01 08:13:02,518 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 31 [2021-05-01 08:13:02,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:02,518 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2021-05-01 08:13:02,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 25 states have (on average 1.08) internal successors, (27), 24 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 08:13:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2021-05-01 08:13:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-05-01 08:13:02,519 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:02,519 INFO L519 BasicCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:02,519 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-05-01 08:13:02,519 INFO L428 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:02,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:02,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1304821224, now seen corresponding path program 20 times [2021-05-01 08:13:02,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:02,520 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1056672651] [2021-05-01 08:13:02,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:02,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:02,525 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_255) (< 0 v_main_~n~0_25)) InVars {main_~n~0=v_main_~n~0_25, main_~j~0=v_main_~j~0_255} OutVars{main_~n~0=v_main_~n~0_25, main_~j~0=v_main_~j~0_255} AuxVars[] AssignedVars[] [2021-05-01 08:13:02,527 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:02,530 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,533 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,535 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,537 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,539 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,542 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,544 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,544 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,547 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:02,549 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,549 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:02,551 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:02,554 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,556 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,558 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,560 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,563 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,564 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:02,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:02,588 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:02,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:02,602 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:02,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:02,610 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:13:02,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:13:02,622 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:13:02,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:02,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:02,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:02,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:02,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:02,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:02,664 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:13:02,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:13:02,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:13:02,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:02,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,704 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,732 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,734 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,761 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,763 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,795 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,797 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,834 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,836 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,878 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,880 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,926 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,929 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:02,986 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:02,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:02,988 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:02,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:02,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,047 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,058 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,134 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,137 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,211 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,214 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,277 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,279 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,357 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,359 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,432 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,434 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,511 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,513 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,591 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,593 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,677 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,679 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,763 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,765 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,854 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,856 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:03,948 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:03,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:03,950 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:03,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:03,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:04,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:04,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:04,047 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:04,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1056672651] [2021-05-01 08:13:04,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1056672651] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:04,047 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:04,047 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-01 08:13:04,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194301906] [2021-05-01 08:13:04,047 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-01 08:13:04,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:04,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-01 08:13:04,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=544, Unknown=0, NotChecked=0, Total=812 [2021-05-01 08:13:04,048 INFO L87 Difference]: Start difference. First operand 33 states and 33 transitions. Second operand has 27 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 25 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:06,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:06,011 INFO L93 Difference]: Finished difference Result 39 states and 39 transitions. [2021-05-01 08:13:06,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-01 08:13:06,011 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 25 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2021-05-01 08:13:06,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:06,012 INFO L225 Difference]: With dead ends: 39 [2021-05-01 08:13:06,012 INFO L226 Difference]: Without dead ends: 34 [2021-05-01 08:13:06,012 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 3016.3ms TimeCoverageRelationStatistics Valid=791, Invalid=1965, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 08:13:06,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-05-01 08:13:06,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-05-01 08:13:06,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2021-05-01 08:13:06,027 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 34 transitions. Word has length 32 [2021-05-01 08:13:06,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:06,028 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 34 transitions. [2021-05-01 08:13:06,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 25 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2021-05-01 08:13:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-05-01 08:13:06,028 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:06,028 INFO L519 BasicCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:06,028 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-05-01 08:13:06,028 INFO L428 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:06,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:06,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1759363450, now seen corresponding path program 21 times [2021-05-01 08:13:06,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:06,029 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112132478] [2021-05-01 08:13:06,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:06,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:06,033 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_278) (< 0 v_main_~n~0_26)) InVars {main_~n~0=v_main_~n~0_26, main_~j~0=v_main_~j~0_278} OutVars{main_~n~0=v_main_~n~0_26, main_~j~0=v_main_~j~0_278} AuxVars[] AssignedVars[] [2021-05-01 08:13:06,034 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:06,035 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,041 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:06,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,045 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:06,048 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:06,050 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,059 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,065 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,067 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,070 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,072 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,073 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:06,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:13:06,091 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:06,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:06,106 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:06,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:06,114 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:13:06,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:06,127 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:13:06,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:06,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:06,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:06,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:06,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:06,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:06,169 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:13:06,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:06,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:13:06,199 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:13:06,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,256 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,289 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,326 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,363 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,401 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,443 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,488 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,534 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,593 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,648 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,708 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,767 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,828 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,895 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:06,966 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:06,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:06,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:06,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:06,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:07,039 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:07,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:07,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:07,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:07,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:07,112 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:07,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:07,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:07,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:07,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:07,192 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:07,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:07,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:07,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:07,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:07,273 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:07,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:07,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:07,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:07,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:07,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:07,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:07,359 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:07,359 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112132478] [2021-05-01 08:13:07,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2112132478] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:07,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:07,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-05-01 08:13:07,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463123247] [2021-05-01 08:13:07,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-01 08:13:07,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:07,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-01 08:13:07,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=558, Unknown=0, NotChecked=0, Total=870 [2021-05-01 08:13:07,360 INFO L87 Difference]: Start difference. First operand 34 states and 34 transitions. Second operand has 28 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 26 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 08:13:09,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:09,211 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2021-05-01 08:13:09,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-01 08:13:09,212 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 26 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 08:13:09,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:09,212 INFO L225 Difference]: With dead ends: 40 [2021-05-01 08:13:09,212 INFO L226 Difference]: Without dead ends: 35 [2021-05-01 08:13:09,213 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2740.4ms TimeCoverageRelationStatistics Valid=902, Invalid=2068, Unknown=0, NotChecked=0, Total=2970 [2021-05-01 08:13:09,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-05-01 08:13:09,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-05-01 08:13:09,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:09,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2021-05-01 08:13:09,235 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 35 transitions. Word has length 33 [2021-05-01 08:13:09,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:09,235 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 35 transitions. [2021-05-01 08:13:09,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 26 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 08:13:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2021-05-01 08:13:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-05-01 08:13:09,236 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:09,236 INFO L519 BasicCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:09,236 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-05-01 08:13:09,236 INFO L428 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:09,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:09,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1329696728, now seen corresponding path program 22 times [2021-05-01 08:13:09,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:09,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1707051875] [2021-05-01 08:13:09,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:09,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:09,241 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_302) (< 0 v_main_~n~0_27)) InVars {main_~n~0=v_main_~n~0_27, main_~j~0=v_main_~j~0_302} OutVars{main_~n~0=v_main_~n~0_27, main_~j~0=v_main_~j~0_302} AuxVars[] AssignedVars[] [2021-05-01 08:13:09,244 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:09,245 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,249 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:09,251 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,252 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:09,254 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,257 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:09,259 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,261 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,267 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,269 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,274 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,276 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,278 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,280 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,283 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:09,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:13:09,305 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:09,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:09,318 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:09,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:09,327 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:13:09,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:09,342 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:13:09,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:09,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:09,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:09,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:09,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:09,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:09,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:09,386 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:13:09,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:09,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:13:09,423 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:13:09,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,497 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,539 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,583 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,637 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,689 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,744 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,802 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,867 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:09,936 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:09,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:09,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:09,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:09,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,008 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,084 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,165 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,230 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,306 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,376 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,450 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,528 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,611 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,699 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,785 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:10,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:10,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:10,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:10,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:10,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:10,876 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:10,876 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1707051875] [2021-05-01 08:13:10,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1707051875] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:10,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:10,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-05-01 08:13:10,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972648457] [2021-05-01 08:13:10,877 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-01 08:13:10,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:10,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-01 08:13:10,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=593, Unknown=0, NotChecked=0, Total=930 [2021-05-01 08:13:10,878 INFO L87 Difference]: Start difference. First operand 35 states and 35 transitions. Second operand has 29 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 27 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:12,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:12,744 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2021-05-01 08:13:12,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-01 08:13:12,745 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 27 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-05-01 08:13:12,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:12,745 INFO L225 Difference]: With dead ends: 41 [2021-05-01 08:13:12,746 INFO L226 Difference]: Without dead ends: 36 [2021-05-01 08:13:12,747 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 3053.8ms TimeCoverageRelationStatistics Valid=976, Invalid=2216, Unknown=0, NotChecked=0, Total=3192 [2021-05-01 08:13:12,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-05-01 08:13:12,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-05-01 08:13:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2021-05-01 08:13:12,771 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 36 transitions. Word has length 34 [2021-05-01 08:13:12,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:12,772 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 36 transitions. [2021-05-01 08:13:12,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 27 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2021-05-01 08:13:12,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-05-01 08:13:12,773 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:12,773 INFO L519 BasicCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:12,773 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-05-01 08:13:12,773 INFO L428 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:12,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:12,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1693685562, now seen corresponding path program 23 times [2021-05-01 08:13:12,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:12,774 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1009551535] [2021-05-01 08:13:12,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:12,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:12,778 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_28) (< 0 v_main_~j~0_327)) InVars {main_~n~0=v_main_~n~0_28, main_~j~0=v_main_~j~0_327} OutVars{main_~n~0=v_main_~n~0_28, main_~j~0=v_main_~j~0_327} AuxVars[] AssignedVars[] [2021-05-01 08:13:12,780 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:12,781 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,784 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:12,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,786 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:12,789 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,791 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:12,794 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,796 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,798 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,800 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,803 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,804 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,806 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,808 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,810 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,812 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,814 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,814 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:12,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:13:12,833 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:12,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:12,849 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:12,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:12,857 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:13:12,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:12,871 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:13:12,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:12,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:12,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:12,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:12,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:12,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:12,911 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:13:12,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:12,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:12,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:13:12,942 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:13:12,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:12,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:12,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:12,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:12,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:12,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:12,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,001 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,032 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,067 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,108 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,148 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,192 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,239 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,290 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,346 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,407 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,469 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,534 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,603 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,674 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,747 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,829 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,908 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:13,989 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:13,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:13,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:13,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:13,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:14,074 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:14,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:14,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:14,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:14,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:14,159 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:14,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:14,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:14,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:14,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:14,250 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:14,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:14,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:14,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:14,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:14,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:14,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:14,344 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:14,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1009551535] [2021-05-01 08:13:14,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1009551535] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:14,345 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:14,345 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-01 08:13:14,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732456394] [2021-05-01 08:13:14,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-01 08:13:14,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:14,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-01 08:13:14,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=363, Invalid=629, Unknown=0, NotChecked=0, Total=992 [2021-05-01 08:13:14,346 INFO L87 Difference]: Start difference. First operand 36 states and 36 transitions. Second operand has 30 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 28 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 08:13:16,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:16,345 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2021-05-01 08:13:16,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-01 08:13:16,346 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 28 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 08:13:16,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:16,346 INFO L225 Difference]: With dead ends: 42 [2021-05-01 08:13:16,346 INFO L226 Difference]: Without dead ends: 37 [2021-05-01 08:13:16,348 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 3120.9ms TimeCoverageRelationStatistics Valid=1053, Invalid=2369, Unknown=0, NotChecked=0, Total=3422 [2021-05-01 08:13:16,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-05-01 08:13:16,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-05-01 08:13:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 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 08:13:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2021-05-01 08:13:16,372 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 35 [2021-05-01 08:13:16,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:16,372 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2021-05-01 08:13:16,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 28 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 08:13:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2021-05-01 08:13:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-05-01 08:13:16,373 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:16,373 INFO L519 BasicCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:16,373 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-05-01 08:13:16,373 INFO L428 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:16,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:16,374 INFO L82 PathProgramCache]: Analyzing trace with hash -929256040, now seen corresponding path program 24 times [2021-05-01 08:13:16,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:16,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [856286468] [2021-05-01 08:13:16,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:16,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:16,385 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_353) (< 0 v_main_~n~0_29)) InVars {main_~n~0=v_main_~n~0_29, main_~j~0=v_main_~j~0_353} OutVars{main_~n~0=v_main_~n~0_29, main_~j~0=v_main_~j~0_353} AuxVars[] AssignedVars[] [2021-05-01 08:13:16,387 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:16,388 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,394 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:16,395 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:16,397 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:16,401 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,412 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,415 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,419 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,421 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,424 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,428 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,429 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:16,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:16,449 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:16,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:16,463 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:16,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:16,472 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:13:16,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:13:16,483 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:13:16,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:16,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:16,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:16,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:16,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:16,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:16,534 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:13:16,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:13:16,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:13:16,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:16,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,579 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,606 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,608 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,639 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,641 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,675 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,677 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,732 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,734 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,777 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,779 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,826 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,828 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,877 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,879 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,936 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,938 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:16,996 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:16,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:16,998 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:16,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,062 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,064 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,129 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,131 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,200 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,202 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,278 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,280 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,357 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,367 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,450 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,452 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,538 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,540 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,630 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,632 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,725 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,727 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,825 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,826 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:17,930 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:17,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:17,932 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:17,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:17,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:18,040 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:18,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:18,042 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:18,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:18,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:18,150 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:18,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:18,151 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:18,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:18,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:18,271 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:18,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:18,273 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:18,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:18,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:18,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:18,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:18,394 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:18,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [856286468] [2021-05-01 08:13:18,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [856286468] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:18,394 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:18,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-05-01 08:13:18,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278944305] [2021-05-01 08:13:18,395 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-01 08:13:18,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:18,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-01 08:13:18,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=690, Unknown=0, NotChecked=0, Total=1056 [2021-05-01 08:13:18,395 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand has 31 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 29 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:21,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:21,183 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2021-05-01 08:13:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-01 08:13:21,184 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 29 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2021-05-01 08:13:21,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:21,184 INFO L225 Difference]: With dead ends: 43 [2021-05-01 08:13:21,184 INFO L226 Difference]: Without dead ends: 38 [2021-05-01 08:13:21,185 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 4191.0ms TimeCoverageRelationStatistics Valid=1085, Invalid=2575, Unknown=0, NotChecked=0, Total=3660 [2021-05-01 08:13:21,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-05-01 08:13:21,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2021-05-01 08:13:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2021-05-01 08:13:21,206 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 36 [2021-05-01 08:13:21,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:21,206 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2021-05-01 08:13:21,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 29 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2021-05-01 08:13:21,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-01 08:13:21,206 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:21,206 INFO L519 BasicCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:21,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-05-01 08:13:21,207 INFO L428 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:21,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:21,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1293222662, now seen corresponding path program 25 times [2021-05-01 08:13:21,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:21,207 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1353829530] [2021-05-01 08:13:21,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:21,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:21,212 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_30) (< 0 v_main_~j~0_380)) InVars {main_~n~0=v_main_~n~0_30, main_~j~0=v_main_~j~0_380} OutVars{main_~n~0=v_main_~n~0_30, main_~j~0=v_main_~j~0_380} AuxVars[] AssignedVars[] [2021-05-01 08:13:21,214 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:21,217 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,219 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,224 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,226 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,229 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,231 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,234 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:21,236 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,237 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:21,239 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,241 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,243 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,245 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:21,247 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,249 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,249 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:21,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:13:21,268 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:21,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:21,287 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:21,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:21,295 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:13:21,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:21,307 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:13:21,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:21,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:21,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:21,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:21,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:21,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:21,362 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 08:13:21,363 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:13:21,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:21,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:13:21,401 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:13:21,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,470 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,502 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,538 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,575 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,616 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,662 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,709 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,769 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,825 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,884 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:21,944 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:21,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:21,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:21,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:21,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,007 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,073 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,141 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,214 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,291 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,369 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,477 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,597 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,715 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,836 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:22,938 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:22,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:22,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:22,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:22,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:23,042 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:23,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:23,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:23,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:23,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:23,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:23,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:23,150 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:23,150 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1353829530] [2021-05-01 08:13:23,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1353829530] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:23,150 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:23,150 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-05-01 08:13:23,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306336900] [2021-05-01 08:13:23,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-01 08:13:23,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:23,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-01 08:13:23,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=418, Invalid=704, Unknown=0, NotChecked=0, Total=1122 [2021-05-01 08:13:23,152 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand has 32 states, 31 states have (on average 1.064516129032258) internal successors, (33), 30 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 08:13:25,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:25,433 INFO L93 Difference]: Finished difference Result 44 states and 44 transitions. [2021-05-01 08:13:25,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-01 08:13:25,434 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 1.064516129032258) internal successors, (33), 30 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 08:13:25,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:25,434 INFO L225 Difference]: With dead ends: 44 [2021-05-01 08:13:25,437 INFO L226 Difference]: Without dead ends: 39 [2021-05-01 08:13:25,438 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 3713.4ms TimeCoverageRelationStatistics Valid=1216, Invalid=2690, Unknown=0, NotChecked=0, Total=3906 [2021-05-01 08:13:25,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-05-01 08:13:25,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-05-01 08:13:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:25,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2021-05-01 08:13:25,458 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 37 [2021-05-01 08:13:25,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:25,458 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2021-05-01 08:13:25,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 31 states have (on average 1.064516129032258) internal successors, (33), 30 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 08:13:25,458 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2021-05-01 08:13:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-01 08:13:25,459 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:25,459 INFO L519 BasicCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:25,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-05-01 08:13:25,459 INFO L428 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:25,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:25,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1470585688, now seen corresponding path program 26 times [2021-05-01 08:13:25,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:25,459 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1055700153] [2021-05-01 08:13:25,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:25,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:25,463 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_31) (< 0 v_main_~j~0_408)) InVars {main_~n~0=v_main_~n~0_31, main_~j~0=v_main_~j~0_408} OutVars{main_~n~0=v_main_~n~0_31, main_~j~0=v_main_~j~0_408} AuxVars[] AssignedVars[] [2021-05-01 08:13:25,466 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:25,466 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,471 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:25,472 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:25,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,476 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:25,479 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,481 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,488 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,494 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,496 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,497 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,500 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:25,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:25,520 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:25,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:25,533 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:25,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:25,541 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:13:25,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:25,553 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:13:25,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:25,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:25,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:25,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:25,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:25,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:25,596 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:13:25,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:13:25,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:13:25,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:25,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,639 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,677 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,679 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,717 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,718 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,754 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,756 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,797 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,798 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,845 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,847 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,901 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:25,961 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:25,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:25,962 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:25,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:25,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,023 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,025 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,090 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,092 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,161 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,162 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,236 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,238 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,317 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,318 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,412 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,414 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,510 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,512 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,600 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,601 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,699 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,701 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,803 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,805 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:26,912 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:26,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:26,914 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:26,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:26,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,027 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,029 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,160 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,169 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,290 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,292 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,430 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,432 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,565 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,567 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,698 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,700 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,838 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:27,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:27,840 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:27,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:27,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:27,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:27,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:27,981 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:27,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1055700153] [2021-05-01 08:13:27,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1055700153] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:27,981 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:27,981 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2021-05-01 08:13:27,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268802752] [2021-05-01 08:13:27,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-01 08:13:27,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:27,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-01 08:13:27,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=447, Invalid=743, Unknown=0, NotChecked=0, Total=1190 [2021-05-01 08:13:27,982 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand has 33 states, 32 states have (on average 1.0625) internal successors, (34), 31 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:31,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:31,189 INFO L93 Difference]: Finished difference Result 45 states and 45 transitions. [2021-05-01 08:13:31,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-01 08:13:31,190 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 1.0625) internal successors, (34), 31 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2021-05-01 08:13:31,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:31,190 INFO L225 Difference]: With dead ends: 45 [2021-05-01 08:13:31,190 INFO L226 Difference]: Without dead ends: 40 [2021-05-01 08:13:31,191 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491 ImplicationChecksByTransitivity, 5123.4ms TimeCoverageRelationStatistics Valid=1302, Invalid=2858, Unknown=0, NotChecked=0, Total=4160 [2021-05-01 08:13:31,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-05-01 08:13:31,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-05-01 08:13:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-05-01 08:13:31,215 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 38 [2021-05-01 08:13:31,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:31,215 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2021-05-01 08:13:31,215 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 32 states have (on average 1.0625) internal successors, (34), 31 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-05-01 08:13:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-01 08:13:31,215 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:31,216 INFO L519 BasicCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:31,216 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-05-01 08:13:31,216 INFO L428 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:31,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:31,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1621095098, now seen corresponding path program 27 times [2021-05-01 08:13:31,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:31,216 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [613558208] [2021-05-01 08:13:31,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:31,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:31,221 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_437) (< 0 v_main_~n~0_32)) InVars {main_~n~0=v_main_~n~0_32, main_~j~0=v_main_~j~0_437} OutVars{main_~n~0=v_main_~n~0_32, main_~j~0=v_main_~j~0_437} AuxVars[] AssignedVars[] [2021-05-01 08:13:31,228 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:31,229 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,232 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,235 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:31,235 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:31,238 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:31,241 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,244 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,246 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,249 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,251 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,253 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,255 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,257 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,260 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,262 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,266 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,266 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:31,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:31,287 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:31,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:31,301 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:31,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:31,310 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:13:31,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:31,325 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:13:31,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:31,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:31,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:31,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:31,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:31,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:31,370 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:13:31,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:13:31,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:13:31,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:31,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,410 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,441 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,443 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,481 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,483 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,526 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,528 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,574 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,576 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,622 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,624 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,678 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,680 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,734 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,736 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,795 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,798 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,864 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,866 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:31,937 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:31,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:31,939 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:31,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:31,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,016 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,018 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,098 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,100 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,187 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,189 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,281 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,283 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,379 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,381 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,477 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,479 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,582 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,583 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,688 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,690 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,797 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,799 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:32,919 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:32,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:32,921 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:32,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:32,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,047 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:33,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:33,049 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:33,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:33,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,185 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:33,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:33,187 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:33,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:33,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,327 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:33,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:33,329 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:33,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:33,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,457 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:33,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:33,459 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:33,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:33,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,634 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:33,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:33,636 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:33,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:33,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,785 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:33,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:33,795 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:33,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:33,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:33,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:33,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:33,945 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:33,946 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [613558208] [2021-05-01 08:13:33,946 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [613558208] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:33,946 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:33,946 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-05-01 08:13:33,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657226594] [2021-05-01 08:13:33,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-01 08:13:33,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:33,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-01 08:13:33,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=783, Unknown=0, NotChecked=0, Total=1260 [2021-05-01 08:13:33,947 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand has 34 states, 33 states have (on average 1.0606060606060606) internal successors, (35), 32 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 08:13:37,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:37,398 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2021-05-01 08:13:37,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-01 08:13:37,399 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 1.0606060606060606) internal successors, (35), 32 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 08:13:37,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:37,399 INFO L225 Difference]: With dead ends: 46 [2021-05-01 08:13:37,399 INFO L226 Difference]: Without dead ends: 41 [2021-05-01 08:13:37,400 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 5555.9ms TimeCoverageRelationStatistics Valid=1391, Invalid=3031, Unknown=0, NotChecked=0, Total=4422 [2021-05-01 08:13:37,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-05-01 08:13:37,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2021-05-01 08:13:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 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 08:13:37,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2021-05-01 08:13:37,423 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 39 [2021-05-01 08:13:37,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:37,423 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2021-05-01 08:13:37,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 33 states have (on average 1.0606060606060606) internal successors, (35), 32 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 08:13:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2021-05-01 08:13:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-05-01 08:13:37,424 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:37,424 INFO L519 BasicCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:37,424 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-05-01 08:13:37,424 INFO L428 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:37,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:37,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1321048344, now seen corresponding path program 28 times [2021-05-01 08:13:37,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:37,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [300000985] [2021-05-01 08:13:37,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:37,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:37,434 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_33) (< 0 v_main_~j~0_467)) InVars {main_~n~0=v_main_~n~0_33, main_~j~0=v_main_~j~0_467} OutVars{main_~n~0=v_main_~n~0_33, main_~j~0=v_main_~j~0_467} AuxVars[] AssignedVars[] [2021-05-01 08:13:37,437 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:37,438 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,444 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:37,445 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:37,448 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,453 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:37,456 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,458 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,461 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,464 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,471 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,478 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:37,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:13:37,497 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:37,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:37,511 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:37,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:37,520 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:13:37,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:37,535 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:13:37,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:37,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:37,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:37,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:37,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:37,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:37,583 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:13:37,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:37,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:13:37,623 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:13:37,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,710 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:37,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,753 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:37,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,804 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:37,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,859 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:37,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,916 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:37,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:37,981 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:37,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:37,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:37,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:37,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,041 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,094 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,158 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,222 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,285 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,353 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,423 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,496 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,578 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,658 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,742 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,830 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:38,919 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:38,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:38,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:38,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:38,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,013 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,108 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,205 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,305 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,414 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,533 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,653 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:39,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:39,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:39,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:39,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:39,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:39,778 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:39,778 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [300000985] [2021-05-01 08:13:39,778 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [300000985] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:39,778 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:39,778 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-05-01 08:13:39,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517130137] [2021-05-01 08:13:39,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-01 08:13:39,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:39,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-01 08:13:39,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=508, Invalid=824, Unknown=0, NotChecked=0, Total=1332 [2021-05-01 08:13:39,779 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand has 35 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 33 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:42,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:42,847 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2021-05-01 08:13:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-01 08:13:42,848 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 33 states have internal predecessors, (36), 2 states have call successors, (3), 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 40 [2021-05-01 08:13:42,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:42,848 INFO L225 Difference]: With dead ends: 47 [2021-05-01 08:13:42,848 INFO L226 Difference]: Without dead ends: 42 [2021-05-01 08:13:42,849 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 4925.2ms TimeCoverageRelationStatistics Valid=1483, Invalid=3209, Unknown=0, NotChecked=0, Total=4692 [2021-05-01 08:13:42,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-05-01 08:13:42,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-05-01 08:13:42,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:42,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2021-05-01 08:13:42,873 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 40 [2021-05-01 08:13:42,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:42,873 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2021-05-01 08:13:42,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 33 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:42,873 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2021-05-01 08:13:42,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-05-01 08:13:42,874 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:42,874 INFO L519 BasicCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:42,874 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-05-01 08:13:42,874 INFO L428 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:42,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:42,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1961785466, now seen corresponding path program 29 times [2021-05-01 08:13:42,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:42,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1067492317] [2021-05-01 08:13:42,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:42,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:42,879 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_498) (< 0 v_main_~n~0_34)) InVars {main_~n~0=v_main_~n~0_34, main_~j~0=v_main_~j~0_498} OutVars{main_~n~0=v_main_~n~0_34, main_~j~0=v_main_~j~0_498} AuxVars[] AssignedVars[] [2021-05-01 08:13:42,881 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:42,882 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,889 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:42,889 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:42,892 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:42,894 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,898 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,900 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,903 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,905 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,908 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,912 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,914 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,916 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,918 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,920 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,921 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:42,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:13:42,941 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:42,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:42,955 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:42,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:42,964 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:13:42,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:13:42,978 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:13:42,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:42,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:42,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:42,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:42,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:43,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:43,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:43,024 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:13:43,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:43,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:13:43,055 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:13:43,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,118 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,151 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,188 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,230 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,277 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,328 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,384 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,440 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,499 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,558 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,625 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,698 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,767 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,841 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:43,925 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:43,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:43,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:43,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:43,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,008 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,093 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,179 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,268 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,366 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,473 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,573 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,688 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,789 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:44,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:44,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:44,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:44,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:44,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:45,019 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:45,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:45,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:45,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:45,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:45,150 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:13:45,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:45,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:45,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:13:45,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:13:45,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:45,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:45,288 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:45,288 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1067492317] [2021-05-01 08:13:45,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1067492317] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:45,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:45,289 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-05-01 08:13:45,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389432434] [2021-05-01 08:13:45,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-01 08:13:45,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:45,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-01 08:13:45,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=540, Invalid=866, Unknown=0, NotChecked=0, Total=1406 [2021-05-01 08:13:45,289 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand has 36 states, 35 states have (on average 1.0571428571428572) internal successors, (37), 34 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 08:13:48,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:48,956 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2021-05-01 08:13:48,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-05-01 08:13:48,957 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 1.0571428571428572) internal successors, (37), 34 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 08:13:48,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:48,957 INFO L225 Difference]: With dead ends: 48 [2021-05-01 08:13:48,957 INFO L226 Difference]: Without dead ends: 43 [2021-05-01 08:13:48,958 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 590 ImplicationChecksByTransitivity, 5414.4ms TimeCoverageRelationStatistics Valid=1578, Invalid=3392, Unknown=0, NotChecked=0, Total=4970 [2021-05-01 08:13:48,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-05-01 08:13:48,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-05-01 08:13:48,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:48,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2021-05-01 08:13:48,983 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 43 transitions. Word has length 41 [2021-05-01 08:13:48,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:48,984 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 43 transitions. [2021-05-01 08:13:48,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 35 states have (on average 1.0571428571428572) internal successors, (37), 34 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 08:13:48,984 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2021-05-01 08:13:48,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-05-01 08:13:48,984 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:48,984 INFO L519 BasicCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:48,984 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-05-01 08:13:48,984 INFO L428 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:48,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:48,985 INFO L82 PathProgramCache]: Analyzing trace with hash -650418472, now seen corresponding path program 30 times [2021-05-01 08:13:48,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:48,985 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [627516107] [2021-05-01 08:13:48,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:49,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:49,003 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_35) (< 0 v_main_~j~0_530)) InVars {main_~n~0=v_main_~n~0_35, main_~j~0=v_main_~j~0_530} OutVars{main_~n~0=v_main_~n~0_35, main_~j~0=v_main_~j~0_530} AuxVars[] AssignedVars[] [2021-05-01 08:13:49,005 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:49,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,013 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,016 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,020 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,024 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,028 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,031 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,033 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,037 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:49,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,041 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:49,044 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,047 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:49,051 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,054 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,057 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,061 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,062 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:49,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:49,087 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:49,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:49,102 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:49,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:49,113 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:13:49,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:13:49,126 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:13:49,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:49,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:49,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:49,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:49,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:49,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:49,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:49,183 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:13:49,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:13:49,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:13:49,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:49,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,237 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,279 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,282 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,332 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,335 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,398 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,401 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,469 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,471 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,544 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,548 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,635 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,637 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,728 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,730 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,809 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,812 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,890 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,892 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:49,979 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:49,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:49,981 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:49,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:49,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,062 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,064 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,156 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,157 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,248 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,249 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,344 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,346 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,443 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,445 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,551 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,553 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,669 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,671 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,803 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,806 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:50,941 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:50,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:50,943 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:50,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:50,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:51,088 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:51,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:51,090 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:51,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:51,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:51,238 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:51,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:51,240 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:51,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:51,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:51,390 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:51,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:51,392 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:51,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:51,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:51,578 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:51,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:51,580 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:51,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:51,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:51,759 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:51,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:51,766 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:51,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:51,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:51,967 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:51,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:51,969 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:51,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:51,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:52,186 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:52,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:52,189 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:52,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:52,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:52,395 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:52,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:52,398 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:52,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:52,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:52,621 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:52,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:52,623 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:52,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:52,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:52,845 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:52,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:52,848 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:52,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:52,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:53,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:53,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:53,052 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:13:53,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [627516107] [2021-05-01 08:13:53,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [627516107] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:13:53,053 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:13:53,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-05-01 08:13:53,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225132360] [2021-05-01 08:13:53,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-01 08:13:53,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:13:53,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-01 08:13:53,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=543, Invalid=939, Unknown=0, NotChecked=0, Total=1482 [2021-05-01 08:13:53,054 INFO L87 Difference]: Start difference. First operand 43 states and 43 transitions. Second operand has 37 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 35 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:53,216 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-05-01 08:13:57,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:13:57,638 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2021-05-01 08:13:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-01 08:13:57,638 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 35 states have internal predecessors, (38), 2 states have call successors, (3), 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 42 [2021-05-01 08:13:57,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:13:57,639 INFO L225 Difference]: With dead ends: 49 [2021-05-01 08:13:57,639 INFO L226 Difference]: Without dead ends: 44 [2021-05-01 08:13:57,640 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 625 ImplicationChecksByTransitivity, 7996.7ms TimeCoverageRelationStatistics Valid=1616, Invalid=3640, Unknown=0, NotChecked=0, Total=5256 [2021-05-01 08:13:57,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-05-01 08:13:57,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-05-01 08:13:57,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:57,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2021-05-01 08:13:57,687 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 44 transitions. Word has length 42 [2021-05-01 08:13:57,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:13:57,688 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 44 transitions. [2021-05-01 08:13:57,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 35 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:13:57,688 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2021-05-01 08:13:57,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 08:13:57,688 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:13:57,688 INFO L519 BasicCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:13:57,688 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-05-01 08:13:57,688 INFO L428 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:13:57,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:13:57,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1347252678, now seen corresponding path program 31 times [2021-05-01 08:13:57,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:13:57,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [110753470] [2021-05-01 08:13:57,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:13:57,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:13:57,694 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_563) (< 0 v_main_~n~0_36)) InVars {main_~n~0=v_main_~n~0_36, main_~j~0=v_main_~j~0_563} OutVars{main_~n~0=v_main_~n~0_36, main_~j~0=v_main_~j~0_563} AuxVars[] AssignedVars[] [2021-05-01 08:13:57,696 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:13:57,700 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,708 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,713 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,716 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,719 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,720 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,724 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,729 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:57,729 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:57,733 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:13:57,736 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,743 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,747 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,750 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,751 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:13:57,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:13:57,776 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:13:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:57,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:57,811 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:13:57,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:13:57,820 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:13:57,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:13:57,832 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:13:57,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:13:57,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:57,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:13:57,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:57,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:13:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:13:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:13:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:13:57,883 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:13:57,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:13:57,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:13:57,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:13:57,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:57,922 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:57,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:57,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:57,950 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:57,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:57,952 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:57,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:57,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:57,986 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:57,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:57,987 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:57,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:57,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,027 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,029 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,072 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,075 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,125 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,127 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,182 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,185 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,254 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,256 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,320 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,322 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,391 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,394 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,476 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,478 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,564 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,567 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,663 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,665 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,768 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,865 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,867 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:58,971 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:58,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:58,973 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:58,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:58,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,082 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,084 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,190 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,192 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,310 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,312 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,434 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,436 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,576 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,578 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,729 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,731 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:13:59,870 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:13:59,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:13:59,872 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:13:59,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:13:59,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:00,015 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:00,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:00,017 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:00,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:00,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:00,176 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:00,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:00,178 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:00,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:00,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:00,357 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:00,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:00,359 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:00,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:00,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:00,540 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:00,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:00,542 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:00,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:00,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:00,720 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:00,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:00,722 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:00,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:00,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:00,890 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:00,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:00,892 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:00,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:00,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:01,081 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:01,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:01,083 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:01,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:01,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:01,278 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:01,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:01,280 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:01,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:01,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:01,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:01,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:01,482 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:14:01,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [110753470] [2021-05-01 08:14:01,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [110753470] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:14:01,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:14:01,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-05-01 08:14:01,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071170761] [2021-05-01 08:14:01,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-01 08:14:01,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:14:01,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-01 08:14:01,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=576, Invalid=984, Unknown=0, NotChecked=0, Total=1560 [2021-05-01 08:14:01,484 INFO L87 Difference]: Start difference. First operand 44 states and 44 transitions. Second operand has 38 states, 37 states have (on average 1.054054054054054) internal successors, (39), 36 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 08:14:06,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:14:06,801 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2021-05-01 08:14:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-01 08:14:06,802 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 37 states have (on average 1.054054054054054) internal successors, (39), 36 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 08:14:06,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:14:06,803 INFO L225 Difference]: With dead ends: 50 [2021-05-01 08:14:06,803 INFO L226 Difference]: Without dead ends: 45 [2021-05-01 08:14:06,804 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 8207.9ms TimeCoverageRelationStatistics Valid=1715, Invalid=3835, Unknown=0, NotChecked=0, Total=5550 [2021-05-01 08:14:06,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-05-01 08:14:06,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-05-01 08:14:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 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 08:14:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2021-05-01 08:14:06,835 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 45 transitions. Word has length 43 [2021-05-01 08:14:06,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:14:06,835 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 45 transitions. [2021-05-01 08:14:06,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 37 states have (on average 1.054054054054054) internal successors, (39), 36 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 08:14:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2021-05-01 08:14:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-05-01 08:14:06,836 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:14:06,836 INFO L519 BasicCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:14:06,836 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-05-01 08:14:06,836 INFO L428 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:14:06,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:14:06,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1149451112, now seen corresponding path program 32 times [2021-05-01 08:14:06,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:14:06,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2086081503] [2021-05-01 08:14:06,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:14:06,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:14:06,845 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_597) (< 0 v_main_~n~0_37)) InVars {main_~n~0=v_main_~n~0_37, main_~j~0=v_main_~j~0_597} OutVars{main_~n~0=v_main_~n~0_37, main_~j~0=v_main_~j~0_597} AuxVars[] AssignedVars[] [2021-05-01 08:14:06,854 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:14:06,859 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,864 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,871 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,875 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,878 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,882 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,883 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,886 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,890 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:06,890 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:06,893 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:06,896 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,902 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,910 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,911 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:14:06,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:14:06,947 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:14:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:06,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:06,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:06,962 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:14:06,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:06,976 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:14:06,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:14:06,993 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:14:06,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:14:07,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:07,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:07,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:07,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:07,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:07,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:07,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:14:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:07,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:07,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:14:07,058 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:14:07,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:07,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:14:07,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:14:07,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:07,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,119 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,169 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,172 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,216 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,218 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,266 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,268 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,331 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,333 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,398 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,400 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,473 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,475 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,552 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,554 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,634 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,636 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,718 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,720 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,815 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,817 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:07,915 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:07,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:07,917 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:07,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:07,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,028 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,031 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,143 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,146 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,262 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,264 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,395 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,398 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,527 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,529 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,665 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,667 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,822 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,824 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:08,982 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:08,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:08,984 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:08,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:08,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:09,152 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:09,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:09,155 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:09,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:09,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:09,322 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:09,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:09,325 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:09,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:09,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:09,515 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:09,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:09,518 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:09,713 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:09,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:09,715 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:09,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:09,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:09,920 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:09,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:09,922 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:09,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:09,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:10,118 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:10,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:10,121 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:10,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:10,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:10,327 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:10,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:10,329 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:10,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:10,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:10,557 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:10,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:10,560 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:10,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:10,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:10,788 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:10,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:10,791 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:10,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:10,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:11,020 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:11,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:11,022 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:11,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:11,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:11,243 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:11,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:11,245 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:11,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:11,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:11,481 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:14:11,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:11,483 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:11,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:14:11,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:14:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:11,691 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:14:11,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2086081503] [2021-05-01 08:14:11,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2086081503] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:14:11,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:14:11,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-05-01 08:14:11,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050725726] [2021-05-01 08:14:11,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-01 08:14:11,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:14:11,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-01 08:14:11,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=610, Invalid=1030, Unknown=0, NotChecked=0, Total=1640 [2021-05-01 08:14:11,692 INFO L87 Difference]: Start difference. First operand 45 states and 45 transitions. Second operand has 39 states, 38 states have (on average 1.0526315789473684) internal successors, (40), 37 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:16,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:14:16,877 INFO L93 Difference]: Finished difference Result 51 states and 51 transitions. [2021-05-01 08:14:16,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-01 08:14:16,878 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 38 states have (on average 1.0526315789473684) internal successors, (40), 37 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 44 [2021-05-01 08:14:16,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:14:16,879 INFO L225 Difference]: With dead ends: 51 [2021-05-01 08:14:16,879 INFO L226 Difference]: Without dead ends: 46 [2021-05-01 08:14:16,879 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 9186.6ms TimeCoverageRelationStatistics Valid=1817, Invalid=4035, Unknown=0, NotChecked=0, Total=5852 [2021-05-01 08:14:16,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-05-01 08:14:16,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-05-01 08:14:16,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:16,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2021-05-01 08:14:16,911 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 46 transitions. Word has length 44 [2021-05-01 08:14:16,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:14:16,911 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 46 transitions. [2021-05-01 08:14:16,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 38 states have (on average 1.0526315789473684) internal successors, (40), 37 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:16,911 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2021-05-01 08:14:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-01 08:14:16,912 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:14:16,912 INFO L519 BasicCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:14:16,912 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-05-01 08:14:16,912 INFO L428 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:14:16,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:14:16,912 INFO L82 PathProgramCache]: Analyzing trace with hash -1237857274, now seen corresponding path program 33 times [2021-05-01 08:14:16,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:14:16,912 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97058131] [2021-05-01 08:14:16,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:14:16,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:14:16,926 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_38) (< 0 v_main_~j~0_632)) InVars {main_~n~0=v_main_~n~0_38, main_~j~0=v_main_~j~0_632} OutVars{main_~n~0=v_main_~n~0_38, main_~j~0=v_main_~j~0_632} AuxVars[] AssignedVars[] [2021-05-01 08:14:16,928 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:14:16,933 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,937 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,941 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,945 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,949 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,952 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,956 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,957 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,962 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:16,965 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,966 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:16,969 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,971 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,973 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:16,976 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,978 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,981 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:16,982 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:14:17,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:14:17,008 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:14:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:17,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:17,021 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:14:17,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:17,030 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:14:17,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:14:17,042 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:14:17,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:14:17,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:17,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:17,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:14:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:17,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:17,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:14:17,103 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:14:17,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:14:17,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:14:17,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:17,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,147 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,180 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,182 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,221 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,223 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,273 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,275 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,326 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,328 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,381 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,383 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,446 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,448 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,514 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,516 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,583 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,585 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,658 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,660 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,738 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,741 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,847 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,849 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:17,975 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:17,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:17,977 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:17,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:17,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:18,103 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:18,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:18,105 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:18,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:18,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:18,233 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:18,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:18,236 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:18,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:18,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:18,379 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:18,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:18,381 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:18,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:18,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:18,529 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:18,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:18,531 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:18,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:18,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:18,686 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:18,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:18,688 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:18,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:18,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:18,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:18,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:18,853 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:18,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:18,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:19,025 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:19,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:19,027 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:19,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:19,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:19,191 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:19,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:19,193 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:19,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:19,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:19,372 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:19,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:19,374 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:19,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:19,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:19,574 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:19,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:19,577 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:19,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:19,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:19,791 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:19,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:19,793 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:19,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:19,987 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:19,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:19,990 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:19,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:19,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:20,156 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:20,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:20,158 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:20,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:20,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:20,332 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:20,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:20,334 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:20,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:20,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:20,521 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:20,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:20,523 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:20,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:20,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:20,702 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:20,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:20,705 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:20,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:20,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:20,900 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:20,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:20,902 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:20,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:20,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:21,095 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:21,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:21,097 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:21,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:21,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:21,296 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:21,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:21,298 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:21,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:21,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:21,504 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:21,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:21,507 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:21,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:21,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:21,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:21,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:21,732 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:14:21,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97058131] [2021-05-01 08:14:21,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [97058131] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:14:21,732 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:14:21,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2021-05-01 08:14:21,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770824221] [2021-05-01 08:14:21,737 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-01 08:14:21,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:14:21,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-01 08:14:21,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=645, Invalid=1077, Unknown=0, NotChecked=0, Total=1722 [2021-05-01 08:14:21,737 INFO L87 Difference]: Start difference. First operand 46 states and 46 transitions. Second operand has 40 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 38 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 08:14:27,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:14:27,409 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2021-05-01 08:14:27,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-01 08:14:27,410 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 38 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 08:14:27,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:14:27,410 INFO L225 Difference]: With dead ends: 52 [2021-05-01 08:14:27,410 INFO L226 Difference]: Without dead ends: 47 [2021-05-01 08:14:27,411 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 9629.4ms TimeCoverageRelationStatistics Valid=1922, Invalid=4240, Unknown=0, NotChecked=0, Total=6162 [2021-05-01 08:14:27,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-05-01 08:14:27,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-05-01 08:14:27,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:27,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-05-01 08:14:27,451 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 45 [2021-05-01 08:14:27,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:14:27,451 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2021-05-01 08:14:27,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 38 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 08:14:27,451 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-05-01 08:14:27,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-01 08:14:27,451 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:14:27,452 INFO L519 BasicCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:14:27,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-05-01 08:14:27,452 INFO L428 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:14:27,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:14:27,452 INFO L82 PathProgramCache]: Analyzing trace with hash 316519000, now seen corresponding path program 34 times [2021-05-01 08:14:27,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:14:27,452 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [604903089] [2021-05-01 08:14:27,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:14:27,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:14:27,458 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_668) (< 0 v_main_~n~0_39)) InVars {main_~n~0=v_main_~n~0_39, main_~j~0=v_main_~j~0_668} OutVars{main_~n~0=v_main_~n~0_39, main_~j~0=v_main_~j~0_668} AuxVars[] AssignedVars[] [2021-05-01 08:14:27,461 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:14:27,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,469 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,473 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,477 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,480 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,486 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,487 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,490 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,494 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:27,494 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:27,497 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:27,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,502 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,505 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,507 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,510 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,511 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:14:27,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:14:27,537 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:14:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:27,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:27,551 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:14:27,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:27,562 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:14:27,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:14:27,580 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:14:27,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:14:27,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:27,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:27,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:27,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:14:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:27,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:14:27,633 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:14:27,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:14:27,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:14:27,673 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:14:27,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:27,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:27,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:27,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:27,772 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:27,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:27,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:27,818 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:27,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:27,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:27,876 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:27,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:27,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:27,940 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:27,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:27,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:27,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:27,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,005 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,066 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,131 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,205 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,280 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,363 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,448 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,533 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,621 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,715 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,835 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:28,946 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:28,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:28,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:28,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:28,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,057 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,178 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,296 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,417 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,548 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,682 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,824 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:29,973 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:29,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:29,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:29,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:29,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:30,120 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:30,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:30,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:30,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:30,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:30,277 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:30,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:30,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:30,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:30,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:30,438 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:30,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:30,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:30,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:30,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:30,609 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:30,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:30,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:30,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:30,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:30,777 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:30,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:30,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:30,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:30,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:30,959 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:30,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:30,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:30,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:30,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:31,149 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:31,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:31,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:31,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:31,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:31,343 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:31,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:31,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:31,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:31,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:31,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:31,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:31,592 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:14:31,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [604903089] [2021-05-01 08:14:31,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [604903089] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:14:31,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:14:31,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-05-01 08:14:31,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520572205] [2021-05-01 08:14:31,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-01 08:14:31,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:14:31,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-01 08:14:31,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=715, Invalid=1091, Unknown=0, NotChecked=0, Total=1806 [2021-05-01 08:14:31,593 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand has 41 states, 40 states have (on average 1.05) internal successors, (42), 39 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:37,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:14:37,200 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2021-05-01 08:14:37,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-05-01 08:14:37,200 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 1.05) internal successors, (42), 39 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 46 [2021-05-01 08:14:37,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:14:37,201 INFO L225 Difference]: With dead ends: 53 [2021-05-01 08:14:37,201 INFO L226 Difference]: Without dead ends: 48 [2021-05-01 08:14:37,202 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 8908.6ms TimeCoverageRelationStatistics Valid=2098, Invalid=4382, Unknown=0, NotChecked=0, Total=6480 [2021-05-01 08:14:37,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-05-01 08:14:37,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-05-01 08:14:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2021-05-01 08:14:37,255 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 46 [2021-05-01 08:14:37,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:14:37,255 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2021-05-01 08:14:37,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 40 states have (on average 1.05) internal successors, (42), 39 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:14:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2021-05-01 08:14:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-01 08:14:37,256 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:14:37,256 INFO L519 BasicCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:14:37,256 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-05-01 08:14:37,256 INFO L428 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:14:37,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:14:37,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1257543238, now seen corresponding path program 35 times [2021-05-01 08:14:37,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:14:37,256 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1548741756] [2021-05-01 08:14:37,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:14:37,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:14:37,263 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_40) (< 0 v_main_~j~0_705)) InVars {main_~n~0=v_main_~n~0_40, main_~j~0=v_main_~j~0_705} OutVars{main_~n~0=v_main_~n~0_40, main_~j~0=v_main_~j~0_705} AuxVars[] AssignedVars[] [2021-05-01 08:14:37,264 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:14:37,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,272 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,275 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,282 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,286 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,290 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,291 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,295 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:37,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,298 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:37,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,306 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:37,309 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,312 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,314 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,317 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,318 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:14:37,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:14:37,345 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:14:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:37,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:37,362 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:14:37,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:37,373 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:14:37,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:14:37,392 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:14:37,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:14:37,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:37,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:37,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:37,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:14:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:37,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:14:37,459 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:14:37,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:14:37,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:14:37,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:37,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,523 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,578 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,581 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,638 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,640 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,694 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,696 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,755 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,757 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,821 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,823 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,896 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,898 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:37,984 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:37,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:37,986 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:37,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:37,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,079 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,081 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,175 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,179 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,300 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,302 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,405 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,407 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,518 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,521 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,646 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,648 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,770 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,772 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:38,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:38,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:38,901 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:38,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:38,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,033 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,035 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,185 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,187 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,343 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,345 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,492 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,494 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,654 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,656 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,818 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,821 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:39,993 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:39,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:39,995 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:39,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:39,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:40,174 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:40,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:40,176 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:40,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:40,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:40,358 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:40,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:40,360 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:40,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:40,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:40,544 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:40,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:40,546 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:40,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:40,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:40,742 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:40,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:40,744 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:40,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:40,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:40,943 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:40,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:40,945 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:40,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:40,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:41,166 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:41,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:41,168 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:41,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:41,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:41,386 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:41,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:41,388 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:41,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:41,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:41,600 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:41,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:41,602 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:41,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:41,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:41,839 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:41,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:41,841 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:41,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:41,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:42,079 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:42,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:42,081 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:42,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:42,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:42,317 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:42,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:42,319 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:42,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:42,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:42,563 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:14:42,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:42,565 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:14:42,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:14:42,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:14:42,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:42,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:42,817 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:14:42,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1548741756] [2021-05-01 08:14:42,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1548741756] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:14:42,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:14:42,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-05-01 08:14:42,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100294174] [2021-05-01 08:14:42,818 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-01 08:14:42,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:14:42,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-01 08:14:42,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=753, Invalid=1139, Unknown=0, NotChecked=0, Total=1892 [2021-05-01 08:14:42,819 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand has 42 states, 41 states have (on average 1.048780487804878) internal successors, (43), 40 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 08:14:49,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:14:49,781 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2021-05-01 08:14:49,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-01 08:14:49,782 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 41 states have (on average 1.048780487804878) internal successors, (43), 40 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 08:14:49,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:14:49,782 INFO L225 Difference]: With dead ends: 54 [2021-05-01 08:14:49,782 INFO L226 Difference]: Without dead ends: 49 [2021-05-01 08:14:49,783 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 815 ImplicationChecksByTransitivity, 11629.4ms TimeCoverageRelationStatistics Valid=2211, Invalid=4595, Unknown=0, NotChecked=0, Total=6806 [2021-05-01 08:14:49,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-05-01 08:14:49,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-05-01 08:14:49,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 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 08:14:49,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2021-05-01 08:14:49,823 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 47 [2021-05-01 08:14:49,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:14:49,823 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2021-05-01 08:14:49,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.048780487804878) internal successors, (43), 40 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 08:14:49,823 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2021-05-01 08:14:49,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-05-01 08:14:49,823 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:14:49,823 INFO L519 BasicCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:14:49,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-05-01 08:14:49,824 INFO L428 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:14:49,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:14:49,824 INFO L82 PathProgramCache]: Analyzing trace with hash 364523544, now seen corresponding path program 36 times [2021-05-01 08:14:49,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:14:49,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1654594607] [2021-05-01 08:14:49,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:14:49,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:14:49,829 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_41) (< 0 v_main_~j~0_743)) InVars {main_~n~0=v_main_~n~0_41, main_~j~0=v_main_~j~0_743} OutVars{main_~n~0=v_main_~n~0_41, main_~j~0=v_main_~j~0_743} AuxVars[] AssignedVars[] [2021-05-01 08:14:49,830 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:14:49,834 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,838 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,842 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,846 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,849 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,852 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,856 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,856 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,859 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,862 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:49,863 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:49,866 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,868 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,871 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:14:49,873 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,876 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,879 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,880 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:14:49,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:14:49,914 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:14:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:49,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:49,926 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:14:49,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:14:49,936 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:14:49,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:14:49,952 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:14:49,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:14:49,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:49,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:14:49,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:49,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:49,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:14:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:14:50,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:14:50,014 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:14:50,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:14:50,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:14:50,057 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:14:50,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,140 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,188 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,237 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,291 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,357 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,424 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,501 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,584 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,673 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,761 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,855 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:50,961 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:50,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:50,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:50,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:50,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,067 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,184 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,304 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,436 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,579 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,746 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:51,912 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:51,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:51,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:51,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:51,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:52,083 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:52,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:52,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:52,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:52,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:52,266 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:52,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:52,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:52,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:52,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:52,498 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:52,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:52,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:52,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:52,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:52,715 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:52,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:52,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:52,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:52,931 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:52,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:52,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:52,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:52,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:53,148 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:53,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:53,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:53,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:53,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:53,367 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:53,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:53,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:53,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:53,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:53,601 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:53,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:53,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:53,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:53,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:53,831 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:53,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:53,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:53,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:53,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:54,068 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:54,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:54,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:54,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:54,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:54,315 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:54,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:54,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:54,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:54,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:54,577 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:54,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:54,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:54,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:54,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:54,834 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:54,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:54,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:54,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:54,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:55,088 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:55,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:55,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:55,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:55,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:55,305 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:14:55,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:14:55,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:55,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:14:55,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:14:55,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:14:55,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:14:55,531 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:14:55,531 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1654594607] [2021-05-01 08:14:55,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1654594607] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:14:55,532 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:14:55,532 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2021-05-01 08:14:55,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030047873] [2021-05-01 08:14:55,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-01 08:14:55,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:14:55,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-01 08:14:55,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=792, Invalid=1188, Unknown=0, NotChecked=0, Total=1980 [2021-05-01 08:14:55,533 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand has 43 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 41 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:02,130 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-05-01 08:15:02,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:15:02,591 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2021-05-01 08:15:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-01 08:15:02,596 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 41 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2021-05-01 08:15:02,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:15:02,597 INFO L225 Difference]: With dead ends: 55 [2021-05-01 08:15:02,597 INFO L226 Difference]: Without dead ends: 50 [2021-05-01 08:15:02,598 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 856 ImplicationChecksByTransitivity, 11501.8ms TimeCoverageRelationStatistics Valid=2327, Invalid=4813, Unknown=0, NotChecked=0, Total=7140 [2021-05-01 08:15:02,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-05-01 08:15:02,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-05-01 08:15:02,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:02,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2021-05-01 08:15:02,650 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 48 [2021-05-01 08:15:02,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:15:02,650 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2021-05-01 08:15:02,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 41 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2021-05-01 08:15:02,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-05-01 08:15:02,651 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:15:02,651 INFO L519 BasicCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:15:02,651 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-05-01 08:15:02,652 INFO L428 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:15:02,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:15:02,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1549283194, now seen corresponding path program 37 times [2021-05-01 08:15:02,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:15:02,652 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1856564909] [2021-05-01 08:15:02,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:15:02,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:15:02,665 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_782) (< 0 v_main_~n~0_42)) InVars {main_~n~0=v_main_~n~0_42, main_~j~0=v_main_~j~0_782} OutVars{main_~n~0=v_main_~n~0_42, main_~j~0=v_main_~j~0_782} AuxVars[] AssignedVars[] [2021-05-01 08:15:02,669 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:15:02,671 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,682 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:15:02,690 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,691 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:15:02,698 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:15:02,703 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,710 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,715 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,724 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,737 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,744 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,749 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,753 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,759 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,770 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,772 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:15:02,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:15:02,861 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:15:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:15:02,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:02,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:02,884 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:15:02,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:15:02,919 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:15:02,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:15:02,977 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:15:02,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:15:03,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:03,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:15:03,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:03,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:15:03,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:03,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:03,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:15:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:15:03,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:03,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:15:03,124 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:15:03,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:03,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:15:03,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:15:03,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:03,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,256 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:03,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:03,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:03,363 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:03,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,366 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:03,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:03,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:03,489 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:03,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,492 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:03,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:03,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:03,617 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:03,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,620 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:03,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:03,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:03,747 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:03,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,750 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:03,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:03,909 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:03,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:03,912 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:03,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:03,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:04,084 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:04,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:04,087 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:04,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:04,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:04,247 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:04,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:04,251 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:04,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:04,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:05,072 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:05,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:05,075 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:05,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:05,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:05,209 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:05,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:05,212 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:05,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:05,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:05,340 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:05,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:05,343 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:05,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:05,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:05,486 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:05,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:05,489 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:05,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:05,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:05,647 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:05,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:05,650 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:05,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:05,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:05,813 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:05,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:05,815 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:05,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:05,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:06,008 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:06,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:06,011 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:06,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:06,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:06,195 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:06,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:06,197 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:06,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:06,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:06,388 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:06,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:06,391 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:06,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:06,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:06,610 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:06,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:06,613 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:06,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:06,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:06,827 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:06,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:06,829 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:06,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:06,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:07,042 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:07,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:07,044 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:07,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:07,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:07,273 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:07,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:07,275 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:07,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:07,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:07,511 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:07,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:07,514 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:07,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:07,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:07,759 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:07,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:07,762 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:07,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:07,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:08,011 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:08,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:08,014 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:08,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:08,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:08,289 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:08,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:08,292 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:08,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:08,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:08,591 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:08,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:08,595 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:08,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:08,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:08,867 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:08,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:08,869 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:08,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:08,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:09,086 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:09,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:09,089 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:09,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:09,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:09,318 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:09,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:09,320 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:09,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:09,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:09,541 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:09,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:09,544 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:09,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:09,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:09,793 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:09,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:09,795 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:09,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:09,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:10,067 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:10,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:10,070 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:10,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:10,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:10,354 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:10,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:10,357 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:10,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:10,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:10,628 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:10,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:10,630 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:10,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:10,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:10,927 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:10,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:10,930 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:10,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:10,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:11,252 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:11,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:11,255 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:11,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:11,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:11,567 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:11,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:11,569 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:11,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:11,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:11,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:11,857 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:15:11,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1856564909] [2021-05-01 08:15:11,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1856564909] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:15:11,857 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:15:11,857 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2021-05-01 08:15:11,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797467311] [2021-05-01 08:15:11,857 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-01 08:15:11,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:15:11,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-01 08:15:11,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=832, Invalid=1238, Unknown=0, NotChecked=0, Total=2070 [2021-05-01 08:15:11,858 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand has 44 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 42 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 08:15:20,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:15:20,653 INFO L93 Difference]: Finished difference Result 56 states and 56 transitions. [2021-05-01 08:15:20,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-01 08:15:20,654 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 42 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 08:15:20,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:15:20,654 INFO L225 Difference]: With dead ends: 56 [2021-05-01 08:15:20,654 INFO L226 Difference]: Without dead ends: 51 [2021-05-01 08:15:20,655 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 16619.7ms TimeCoverageRelationStatistics Valid=2446, Invalid=5036, Unknown=0, NotChecked=0, Total=7482 [2021-05-01 08:15:20,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-05-01 08:15:20,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-05-01 08:15:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2021-05-01 08:15:20,703 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 51 transitions. Word has length 49 [2021-05-01 08:15:20,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:15:20,704 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 51 transitions. [2021-05-01 08:15:20,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 42 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 08:15:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2021-05-01 08:15:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-05-01 08:15:20,704 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:15:20,704 INFO L519 BasicCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:15:20,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-05-01 08:15:20,705 INFO L428 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:15:20,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:15:20,705 INFO L82 PathProgramCache]: Analyzing trace with hash -747749928, now seen corresponding path program 38 times [2021-05-01 08:15:20,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:15:20,705 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1942524327] [2021-05-01 08:15:20,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:15:20,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:15:20,714 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_43) (< 0 v_main_~j~0_822)) InVars {main_~n~0=v_main_~n~0_43, main_~j~0=v_main_~j~0_822} OutVars{main_~n~0=v_main_~n~0_43, main_~j~0=v_main_~j~0_822} AuxVars[] AssignedVars[] [2021-05-01 08:15:20,718 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:15:20,723 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,728 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,732 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,735 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,740 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,745 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,748 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,749 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,754 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:15:20,758 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,759 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:15:20,765 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,773 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,777 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:15:20,782 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,786 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,788 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:15:20,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:15:20,828 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:15:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:15:20,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:20,842 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:15:20,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:15:20,856 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:15:20,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:15:20,879 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:15:20,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:15:20,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:15:20,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:15:20,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:20,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:15:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:15:20,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:20,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:15:20,948 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:15:20,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:20,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:20,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:15:20,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:15:21,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:21,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,006 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,060 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,062 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,127 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,130 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,196 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,198 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,273 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,275 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,360 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,363 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,459 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,461 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,561 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,563 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,678 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,681 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,807 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,810 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:21,935 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:21,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:21,938 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:22,063 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:22,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:22,066 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:22,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:22,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:22,194 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:22,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:22,199 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:22,343 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:22,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:22,351 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:22,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:22,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:22,518 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:22,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:22,520 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:22,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:22,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:22,684 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:22,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:22,687 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:22,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:22,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:22,861 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:22,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:22,864 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:22,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:22,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:23,034 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:23,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:23,036 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:23,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:23,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:23,206 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:23,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:23,209 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:23,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:23,397 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:23,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:23,400 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:23,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:23,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:23,597 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:23,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:23,599 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:23,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:23,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:23,801 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:23,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:23,803 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:23,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:23,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:24,017 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:24,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:24,021 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:24,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:24,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:24,248 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:24,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:24,251 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:24,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:24,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:24,495 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:24,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:24,497 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:24,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:24,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:24,744 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:24,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:24,747 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:24,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:24,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:25,069 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:25,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:25,071 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:25,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:25,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:25,444 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:25,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:25,446 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:25,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:25,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:25,817 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:25,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:25,820 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:25,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:25,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:26,223 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:26,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:26,226 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:26,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:26,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:26,640 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:26,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:26,642 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:26,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:26,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:27,055 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:27,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:27,059 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:27,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:27,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:27,509 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:27,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:27,513 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:27,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:27,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:27,937 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:27,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:27,940 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:27,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:27,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:28,335 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:28,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:28,337 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:28,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:28,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:28,678 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:28,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:28,681 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:28,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:28,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:29,036 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:29,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:29,039 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:29,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:29,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:29,447 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:15:29,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:29,449 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:29,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:15:29,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:15:29,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:29,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:29,866 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:15:29,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1942524327] [2021-05-01 08:15:29,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1942524327] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:15:29,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:15:29,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-05-01 08:15:29,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11646814] [2021-05-01 08:15:29,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-01 08:15:29,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:15:29,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-01 08:15:29,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=873, Invalid=1289, Unknown=0, NotChecked=0, Total=2162 [2021-05-01 08:15:29,867 INFO L87 Difference]: Start difference. First operand 51 states and 51 transitions. Second operand has 45 states, 44 states have (on average 1.0454545454545454) internal successors, (46), 43 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:30,190 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-05-01 08:15:41,650 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-05-01 08:15:41,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:15:41,922 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2021-05-01 08:15:41,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-01 08:15:41,924 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 1.0454545454545454) internal successors, (46), 43 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 50 [2021-05-01 08:15:41,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:15:41,924 INFO L225 Difference]: With dead ends: 57 [2021-05-01 08:15:41,924 INFO L226 Difference]: Without dead ends: 52 [2021-05-01 08:15:41,925 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 19969.1ms TimeCoverageRelationStatistics Valid=2568, Invalid=5264, Unknown=0, NotChecked=0, Total=7832 [2021-05-01 08:15:41,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-05-01 08:15:41,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2021-05-01 08:15:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:41,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2021-05-01 08:15:41,968 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 50 [2021-05-01 08:15:41,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:15:41,969 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2021-05-01 08:15:41,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 44 states have (on average 1.0454545454545454) internal successors, (46), 43 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:15:41,969 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2021-05-01 08:15:41,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-05-01 08:15:41,969 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:15:41,969 INFO L519 BasicCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:15:41,969 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-05-01 08:15:41,969 INFO L428 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:15:41,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:15:41,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1670022458, now seen corresponding path program 39 times [2021-05-01 08:15:41,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:15:41,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [681607531] [2021-05-01 08:15:41,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:15:41,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:41,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:15:41,991 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_44) (< 0 v_main_~j~0_863)) InVars {main_~n~0=v_main_~n~0_44, main_~j~0=v_main_~j~0_863} OutVars{main_~n~0=v_main_~n~0_44, main_~j~0=v_main_~j~0_863} AuxVars[] AssignedVars[] [2021-05-01 08:15:41,993 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:15:41,995 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,001 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,006 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:15:42,007 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:15:42,012 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,016 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:15:42,022 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,027 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,036 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,041 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,045 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,052 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,056 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,060 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,064 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,065 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:15:42,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:15:42,112 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:15:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:15:42,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:42,128 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:15:42,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:15:42,144 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:15:42,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:15:42,173 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:15:42,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:15:42,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:15:42,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:15:42,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:42,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:15:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:15:42,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:15:42,250 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:15:42,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:15:42,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:15:42,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:42,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,324 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,389 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,392 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,466 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,469 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,552 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,554 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,645 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,648 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,759 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,762 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,867 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,870 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:42,980 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:42,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:42,982 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:42,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:42,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:43,104 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:43,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:43,106 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:43,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:43,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:43,226 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:43,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:43,228 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:43,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:43,361 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:43,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:43,364 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:43,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:43,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:43,544 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:43,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:43,547 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:43,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:43,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:43,709 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:43,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:43,712 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:43,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:43,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:43,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:43,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:43,901 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:43,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:43,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:44,084 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:44,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:44,087 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:44,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:44,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:44,273 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:44,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:44,275 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:44,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:44,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:44,469 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:44,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:44,472 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:44,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:44,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:44,670 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:44,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:44,674 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:44,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:44,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:44,891 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:44,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:44,894 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:44,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:44,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:45,122 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:45,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:45,124 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:45,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:45,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:45,412 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:45,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:45,414 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:45,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:45,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:45,688 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:45,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:45,690 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:45,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:45,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:45,915 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:45,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:45,917 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:45,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:45,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:46,150 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:46,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:46,152 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:46,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:46,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:46,397 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:46,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:46,399 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:46,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:46,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:46,648 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:46,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:46,650 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:46,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:46,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:46,898 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:46,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:46,900 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:46,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:46,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:47,138 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:47,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:47,141 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:47,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:47,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:47,391 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:47,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:47,393 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:47,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:47,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:47,642 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:47,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:47,644 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:47,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:47,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:47,941 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:47,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:47,943 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:47,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:47,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:48,310 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:48,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:48,314 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:48,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:48,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:48,773 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:48,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:48,776 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:48,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:48,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:49,143 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:49,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:49,146 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:49,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:49,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:49,543 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:49,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:49,545 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:49,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:49,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:49,982 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:49,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:49,985 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:49,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:49,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:50,467 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:50,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:50,469 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:50,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:50,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:50,901 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:50,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:50,903 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:50,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:51,357 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:15:51,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:15:51,359 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:15:51,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:15:51,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:15:51,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:15:51,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:15:51,817 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:15:51,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [681607531] [2021-05-01 08:15:51,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [681607531] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:15:51,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:15:51,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2021-05-01 08:15:51,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408252804] [2021-05-01 08:15:51,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-01 08:15:51,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:15:51,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-01 08:15:51,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=915, Invalid=1341, Unknown=0, NotChecked=0, Total=2256 [2021-05-01 08:15:51,818 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand has 46 states, 45 states have (on average 1.0444444444444445) internal successors, (47), 44 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 08:15:52,234 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-05-01 08:16:05,332 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-05-01 08:16:05,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:16:05,878 INFO L93 Difference]: Finished difference Result 58 states and 58 transitions. [2021-05-01 08:16:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-01 08:16:05,882 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 1.0444444444444445) internal successors, (47), 44 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 08:16:05,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:16:05,882 INFO L225 Difference]: With dead ends: 58 [2021-05-01 08:16:05,883 INFO L226 Difference]: Without dead ends: 53 [2021-05-01 08:16:05,884 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 985 ImplicationChecksByTransitivity, 22134.5ms TimeCoverageRelationStatistics Valid=2693, Invalid=5497, Unknown=0, NotChecked=0, Total=8190 [2021-05-01 08:16:05,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-05-01 08:16:05,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-05-01 08:16:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 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 08:16:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2021-05-01 08:16:05,939 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 51 [2021-05-01 08:16:05,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:16:05,939 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2021-05-01 08:16:05,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 45 states have (on average 1.0444444444444445) internal successors, (47), 44 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 08:16:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2021-05-01 08:16:05,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-05-01 08:16:05,939 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:16:05,939 INFO L519 BasicCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:16:05,940 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-05-01 08:16:05,940 INFO L428 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:16:05,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:16:05,940 INFO L82 PathProgramCache]: Analyzing trace with hash -195699816, now seen corresponding path program 40 times [2021-05-01 08:16:05,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:16:05,940 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [459821038] [2021-05-01 08:16:05,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:16:05,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:05,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:16:05,953 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_45) (< 0 v_main_~j~0_905)) InVars {main_~n~0=v_main_~n~0_45, main_~j~0=v_main_~j~0_905} OutVars{main_~n~0=v_main_~n~0_45, main_~j~0=v_main_~j~0_905} AuxVars[] AssignedVars[] [2021-05-01 08:16:05,957 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:16:05,960 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:05,968 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:05,978 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:16:05,980 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:16:05,989 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:05,995 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:16:06,002 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,009 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,017 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,025 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,032 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,040 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,048 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,053 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,058 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,063 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,069 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,071 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:16:06,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:16:06,138 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:16:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:16:06,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:06,161 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:16:06,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:16:06,201 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:16:06,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:16:06,240 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:16:06,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:16:06,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:16:06,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:16:06,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:06,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:16:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:16:06,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:16:06,369 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:16:06,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:06,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:16:06,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:16:06,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:06,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:06,472 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:06,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:06,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:06,554 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:06,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:06,557 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:06,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:06,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:06,650 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:06,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:06,653 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:06,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:06,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:06,761 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:06,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:06,764 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:06,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:06,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:06,882 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:06,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:06,884 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:06,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:06,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:07,024 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:07,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:07,027 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:07,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:07,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:07,167 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:07,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:07,170 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:07,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:07,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:07,325 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:07,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:07,328 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:07,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:07,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:07,491 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:07,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:07,494 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:07,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:07,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:07,683 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:07,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:07,686 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:07,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:07,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:07,874 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:07,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:07,877 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:07,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:07,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:08,102 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:08,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:08,106 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:08,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:08,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:08,339 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:08,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:08,343 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:08,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:08,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:08,673 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:08,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:08,677 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:08,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:08,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:09,060 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:09,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:09,065 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:09,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:09,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:09,453 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:09,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:09,457 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:09,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:09,837 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:09,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:09,841 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:09,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:09,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:10,181 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:10,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:10,185 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:10,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:10,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:10,519 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:10,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:10,522 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:10,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:10,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:10,872 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:10,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:10,875 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:10,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:10,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:11,196 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:11,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:11,199 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:11,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:11,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:11,544 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:11,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:11,548 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:11,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:11,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:11,904 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:11,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:11,908 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:11,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:11,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:12,333 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:12,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:12,337 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:12,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:12,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:12,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:12,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:12,765 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:12,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:12,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:13,198 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:13,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:13,201 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:13,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:13,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:13,653 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:13,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:13,656 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:13,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:13,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:14,042 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:14,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:14,045 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:14,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:14,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:14,403 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:14,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:14,406 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:14,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:14,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:14,767 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:14,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:14,769 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:14,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:14,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:15,162 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:15,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:15,165 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:15,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:15,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:15,598 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:15,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:15,601 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:15,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:15,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:16,007 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:16,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:16,010 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:16,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:16,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:16,446 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:16,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:16,448 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:16,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:16,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:17,005 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:17,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:17,008 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:17,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:17,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:17,571 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:17,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:17,576 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:17,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:17,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:18,142 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:18,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:18,146 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:18,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:18,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:18,736 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:18,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:18,739 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:18,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:18,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:19,350 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:19,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:19,354 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:19,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:19,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:20,023 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:16:20,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:20,027 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:16:20,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:16:20,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:16:20,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:20,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:20,689 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:16:20,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [459821038] [2021-05-01 08:16:20,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [459821038] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:16:20,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:16:20,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-05-01 08:16:20,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071452172] [2021-05-01 08:16:20,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-01 08:16:20,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:16:20,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-01 08:16:20,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=918, Invalid=1434, Unknown=0, NotChecked=0, Total=2352 [2021-05-01 08:16:20,690 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand has 47 states, 46 states have (on average 1.0434782608695652) internal successors, (48), 45 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:16:21,218 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-05-01 08:16:29,190 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:16:36,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:16:36,204 INFO L93 Difference]: Finished difference Result 59 states and 59 transitions. [2021-05-01 08:16:36,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-01 08:16:36,205 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 46 states have (on average 1.0434782608695652) internal successors, (48), 45 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2021-05-01 08:16:36,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:16:36,206 INFO L225 Difference]: With dead ends: 59 [2021-05-01 08:16:36,206 INFO L226 Difference]: Without dead ends: 54 [2021-05-01 08:16:36,206 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1030 ImplicationChecksByTransitivity, 28569.3ms TimeCoverageRelationStatistics Valid=2741, Invalid=5815, Unknown=0, NotChecked=0, Total=8556 [2021-05-01 08:16:36,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-05-01 08:16:36,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-05-01 08:16:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:16:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2021-05-01 08:16:36,262 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 52 [2021-05-01 08:16:36,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:16:36,262 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2021-05-01 08:16:36,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 46 states have (on average 1.0434782608695652) internal successors, (48), 45 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:16:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2021-05-01 08:16:36,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-05-01 08:16:36,263 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:16:36,263 INFO L519 BasicCegarLoop]: trace histogram [41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:16:36,263 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-05-01 08:16:36,263 INFO L428 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:16:36,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:16:36,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1736338170, now seen corresponding path program 41 times [2021-05-01 08:16:36,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:16:36,263 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [869830618] [2021-05-01 08:16:36,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:16:36,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:16:36,283 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_46) (< 0 v_main_~j~0_948)) InVars {main_~n~0=v_main_~n~0_46, main_~j~0=v_main_~j~0_948} OutVars{main_~n~0=v_main_~n~0_46, main_~j~0=v_main_~j~0_948} AuxVars[] AssignedVars[] [2021-05-01 08:16:36,286 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:16:36,288 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,295 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,301 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:16:36,302 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:16:36,308 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,314 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:16:36,321 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,326 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,332 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,343 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,352 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,360 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,366 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,370 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,371 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:16:36,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:16:36,418 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:16:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:16:36,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:36,433 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:16:36,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:16:36,449 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:16:36,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:16:36,475 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:16:36,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:16:36,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:16:36,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:16:36,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:36,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:16:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:16:36,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:16:36,544 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:16:36,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:16:36,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:16:36,605 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:16:36,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:36,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:36,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:36,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:36,724 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:36,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:36,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:36,782 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:36,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:36,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:36,849 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:36,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:36,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:36,921 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:36,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:36,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:36,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:36,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,011 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,096 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,195 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,324 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,522 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,704 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:37,887 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:37,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:37,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:37,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:37,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:38,086 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:38,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:38,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:38,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:38,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:38,288 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:38,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:38,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:38,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:38,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:38,535 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:38,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:38,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:38,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:38,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:38,830 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:38,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:38,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:39,028 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:39,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:39,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:39,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:39,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:39,246 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:39,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:39,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:39,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:39,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:39,463 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:39,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:39,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:39,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:39,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:39,711 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:39,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:39,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:39,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:39,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:39,976 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:39,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:39,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:39,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:39,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:40,317 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:40,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:40,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:40,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:40,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:40,718 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:40,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:40,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:40,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:40,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:41,133 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:41,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:41,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:41,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:41,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:41,536 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:41,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:41,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:41,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:41,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:41,986 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:41,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:41,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:41,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:41,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:42,485 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:42,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:42,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:42,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:42,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:42,938 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:42,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:42,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:42,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:42,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:43,486 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:43,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:43,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:43,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:43,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:43,967 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:43,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:43,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:43,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:43,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:44,467 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:44,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:44,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:44,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:44,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:44,937 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:44,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:44,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:44,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:44,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:45,428 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:45,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:45,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:45,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:45,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:45,965 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:45,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:45,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:45,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:45,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:46,498 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:46,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:46,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:46,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:46,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:47,089 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:47,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:47,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:47,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:47,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:47,660 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:47,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:47,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:47,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:47,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:48,254 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:48,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:48,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:48,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:48,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:48,890 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:48,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:48,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:48,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:48,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:49,421 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:16:49,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:16:49,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:49,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:16:49,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:16:49,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:16:49,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:16:49,942 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:16:49,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [869830618] [2021-05-01 08:16:49,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [869830618] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:16:49,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:16:49,942 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-05-01 08:16:49,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795609568] [2021-05-01 08:16:49,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-01 08:16:49,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:16:49,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-01 08:16:49,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1002, Invalid=1448, Unknown=0, NotChecked=0, Total=2450 [2021-05-01 08:16:49,943 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand has 48 states, 47 states have (on average 1.0425531914893618) internal successors, (49), 46 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 08:16:51,315 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:16:55,141 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:16:58,779 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:16:59,405 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:17:06,932 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-05-01 08:17:07,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:17:07,220 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2021-05-01 08:17:07,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-05-01 08:17:07,222 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 47 states have (on average 1.0425531914893618) internal successors, (49), 46 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 08:17:07,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:17:07,223 INFO L225 Difference]: With dead ends: 60 [2021-05-01 08:17:07,223 INFO L226 Difference]: Without dead ends: 55 [2021-05-01 08:17:07,224 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1076 ImplicationChecksByTransitivity, 29469.4ms TimeCoverageRelationStatistics Valid=2952, Invalid=5978, Unknown=0, NotChecked=0, Total=8930 [2021-05-01 08:17:07,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-05-01 08:17:07,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-05-01 08:17:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:17:07,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2021-05-01 08:17:07,276 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 55 transitions. Word has length 53 [2021-05-01 08:17:07,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:17:07,276 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 55 transitions. [2021-05-01 08:17:07,277 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 47 states have (on average 1.0425531914893618) internal successors, (49), 46 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 08:17:07,277 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2021-05-01 08:17:07,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-05-01 08:17:07,277 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:17:07,277 INFO L519 BasicCegarLoop]: trace histogram [42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:17:07,277 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-05-01 08:17:07,277 INFO L428 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:17:07,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:17:07,278 INFO L82 PathProgramCache]: Analyzing trace with hash 2043480408, now seen corresponding path program 42 times [2021-05-01 08:17:07,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:17:07,278 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1044142737] [2021-05-01 08:17:07,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:17:07,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:17:07,296 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_47) (< 0 v_main_~j~0_992)) InVars {main_~n~0=v_main_~n~0_47, main_~j~0=v_main_~j~0_992} OutVars{main_~n~0=v_main_~n~0_47, main_~j~0=v_main_~j~0_992} AuxVars[] AssignedVars[] [2021-05-01 08:17:07,299 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:17:07,307 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,316 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,323 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,329 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,341 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,348 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,350 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,356 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,363 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:17:07,364 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:17:07,372 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,377 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:17:07,385 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,391 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,405 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:17:07,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:17:07,467 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:17:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:17:07,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:07,487 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:17:07,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:17:07,520 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:17:07,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:17:07,567 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:17:07,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:17:07,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:17:07,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:17:07,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:07,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:17:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:17:07,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:17:07,682 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:17:07,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:07,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:17:07,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:17:07,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:07,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:07,771 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:07,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:07,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:07,872 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:07,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:07,875 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:07,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:07,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:07,982 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:07,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:07,986 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:07,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:07,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:08,145 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:08,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:08,148 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:08,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:08,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:08,325 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:08,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:08,328 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:08,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:08,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:08,520 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:08,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:08,524 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:08,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:08,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:08,727 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:08,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:08,730 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:08,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:08,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:08,959 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:08,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:08,962 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:08,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:08,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:09,209 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:09,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:09,212 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:09,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:09,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:09,484 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:09,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:09,488 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:09,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:09,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:09,795 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:09,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:09,799 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:09,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:09,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:10,158 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:10,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:10,162 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:10,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:10,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:10,408 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:10,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:10,411 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:10,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:10,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:10,643 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:10,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:10,646 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:10,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:10,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:10,891 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:10,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:10,894 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:10,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:10,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:11,152 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:11,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:11,154 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:11,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:11,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:11,458 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:11,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:11,462 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:11,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:11,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:11,823 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:11,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:11,827 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:11,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:11,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:12,279 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:12,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:12,283 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:12,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:12,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:12,724 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:12,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:12,727 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:12,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:12,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:13,176 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:13,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:13,180 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:13,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:13,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:13,608 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:13,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:13,611 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:13,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:13,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:13,956 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:13,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:13,958 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:13,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:13,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:14,265 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:14,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:14,267 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:14,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:14,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:14,596 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:14,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:14,598 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:14,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:14,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:14,945 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:14,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:14,949 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:14,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:14,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:15,350 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:15,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:15,353 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:15,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:15,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:15,807 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:15,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:15,811 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:15,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:15,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:16,257 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:16,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:16,260 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:16,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:16,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:16,702 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:16,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:16,705 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:16,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:16,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:17,196 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:17,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:17,199 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:17,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:17,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:17,746 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:17,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:17,749 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:17,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:17,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:18,235 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:18,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:18,238 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:18,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:18,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:18,806 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:18,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:18,809 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:18,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:18,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:19,346 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:19,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:19,349 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:19,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:19,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:19,790 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:19,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:19,793 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:19,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:20,421 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:20,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:20,424 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:20,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:20,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:21,068 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:21,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:21,071 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:21,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:21,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:21,604 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:21,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:21,607 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:21,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:21,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:22,104 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:22,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:22,107 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:22,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:22,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:22,694 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:22,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:22,697 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:22,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:22,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:23,523 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:17:23,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:23,526 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:17:23,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:17:23,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:17:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:24,257 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:17:24,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1044142737] [2021-05-01 08:17:24,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1044142737] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:17:24,258 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:17:24,258 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2021-05-01 08:17:24,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555649246] [2021-05-01 08:17:24,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-01 08:17:24,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:17:24,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-01 08:17:24,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1047, Invalid=1503, Unknown=0, NotChecked=0, Total=2550 [2021-05-01 08:17:24,259 INFO L87 Difference]: Start difference. First operand 55 states and 55 transitions. Second operand has 49 states, 48 states have (on average 1.0416666666666667) internal successors, (50), 47 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:17:24,595 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-05-01 08:17:25,507 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:25,999 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:28,108 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:28,618 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:29,126 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:29,594 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:32,397 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:35,812 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:36,473 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:37,352 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:38,858 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:39,557 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:40,377 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:41,377 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:42,315 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:45,590 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:17:47,000 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2021-05-01 08:17:47,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:17:47,208 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2021-05-01 08:17:47,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-01 08:17:47,211 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 48 states have (on average 1.0416666666666667) internal successors, (50), 47 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 54 [2021-05-01 08:17:47,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:17:47,212 INFO L225 Difference]: With dead ends: 61 [2021-05-01 08:17:47,212 INFO L226 Difference]: Without dead ends: 56 [2021-05-01 08:17:47,212 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1123 ImplicationChecksByTransitivity, 38457.8ms TimeCoverageRelationStatistics Valid=3086, Invalid=6226, Unknown=0, NotChecked=0, Total=9312 [2021-05-01 08:17:47,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-05-01 08:17:47,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-05-01 08:17:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:17:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 56 transitions. [2021-05-01 08:17:47,273 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 56 transitions. Word has length 54 [2021-05-01 08:17:47,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:17:47,274 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 56 transitions. [2021-05-01 08:17:47,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 48 states have (on average 1.0416666666666667) internal successors, (50), 47 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:17:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2021-05-01 08:17:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-05-01 08:17:47,274 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:17:47,275 INFO L519 BasicCegarLoop]: trace histogram [43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:17:47,275 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-05-01 08:17:47,275 INFO L428 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:17:47,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:17:47,275 INFO L82 PathProgramCache]: Analyzing trace with hash -1041227962, now seen corresponding path program 43 times [2021-05-01 08:17:47,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:17:47,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1615417740] [2021-05-01 08:17:47,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:17:47,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:17:47,287 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_48) (< 0 v_main_~j~0_1037)) InVars {main_~n~0=v_main_~n~0_48, main_~j~0=v_main_~j~0_1037} OutVars{main_~n~0=v_main_~n~0_48, main_~j~0=v_main_~j~0_1037} AuxVars[] AssignedVars[] [2021-05-01 08:17:47,293 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:17:47,302 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,310 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,318 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,327 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,334 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,340 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,346 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,347 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,355 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,362 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:17:47,363 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:17:47,369 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,374 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,379 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,384 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:17:47,393 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,398 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,400 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:17:47,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:17:47,475 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:17:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:17:47,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:47,493 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:17:47,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:17:47,524 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:17:47,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:17:47,580 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:17:47,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:17:47,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:17:47,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:17:47,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:47,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:17:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:17:47,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:17:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:17:47,713 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:17:47,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:47,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:17:47,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:17:47,817 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:17:47,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:47,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:47,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:47,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:47,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:47,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:47,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:47,998 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:47,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:48,086 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:48,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:48,183 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:48,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:48,291 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:48,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:48,417 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:48,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:48,612 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:48,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:48,803 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:48,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:48,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:48,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:48,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:49,025 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:49,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:49,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:49,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:49,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:49,246 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:49,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:49,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:49,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:49,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:49,495 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:49,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:49,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:49,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:49,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:49,742 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:49,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:49,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:49,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:49,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:49,942 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:49,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:49,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:49,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:49,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:50,134 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:50,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:50,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:50,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:50,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:50,313 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:50,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:50,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:50,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:50,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:50,513 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:50,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:50,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:50,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:50,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:50,707 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:50,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:50,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:50,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:50,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:50,916 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:50,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:50,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:50,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:50,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:51,255 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:51,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:51,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:51,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:51,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:51,578 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:51,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:51,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:51,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:51,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:51,935 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:51,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:51,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:51,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:51,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:52,322 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:52,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:52,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:52,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:52,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:52,715 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:52,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:52,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:52,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:52,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:53,182 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:53,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:53,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:53,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:53,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:53,487 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:53,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:53,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:53,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:53,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:53,833 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:53,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:53,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:53,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:53,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:54,166 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:54,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:54,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:54,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:54,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:54,485 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:54,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:54,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:54,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:54,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:54,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:54,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:54,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:54,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:54,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:55,041 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:55,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:55,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:55,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:55,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:55,346 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:55,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:55,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:55,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:55,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:55,653 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:55,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:55,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:55,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:56,018 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:56,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:56,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:56,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:56,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:56,366 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:56,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:56,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:56,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:56,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:56,732 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:56,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:56,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:56,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:56,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:57,097 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:57,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:57,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:57,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:57,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:57,514 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:57,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:57,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:57,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:57,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:57,936 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:57,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:57,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:57,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:57,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:58,338 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:58,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:58,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:58,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:58,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:58,741 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:58,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:58,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:58,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:58,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:59,165 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:59,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:59,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:59,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:59,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:17:59,642 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:17:59,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:17:59,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:17:59,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:17:59,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:00,146 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:18:00,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1615417740] [2021-05-01 08:18:00,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1615417740] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:18:00,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:18:00,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2021-05-01 08:18:00,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130199289] [2021-05-01 08:18:00,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-01 08:18:00,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:18:00,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-01 08:18:00,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1093, Invalid=1559, Unknown=0, NotChecked=0, Total=2652 [2021-05-01 08:18:00,148 INFO L87 Difference]: Start difference. First operand 56 states and 56 transitions. Second operand has 50 states, 49 states have (on average 1.0408163265306123) internal successors, (51), 48 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 08:18:00,431 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-01 08:18:05,989 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:18:17,818 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-05-01 08:18:18,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:18:18,055 INFO L93 Difference]: Finished difference Result 62 states and 62 transitions. [2021-05-01 08:18:18,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-01 08:18:18,061 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 49 states have (on average 1.0408163265306123) internal successors, (51), 48 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 08:18:18,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:18:18,061 INFO L225 Difference]: With dead ends: 62 [2021-05-01 08:18:18,061 INFO L226 Difference]: Without dead ends: 57 [2021-05-01 08:18:18,062 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 29417.3ms TimeCoverageRelationStatistics Valid=3223, Invalid=6479, Unknown=0, NotChecked=0, Total=9702 [2021-05-01 08:18:18,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-05-01 08:18:18,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-05-01 08:18:18,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 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 08:18:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2021-05-01 08:18:18,119 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 57 transitions. Word has length 55 [2021-05-01 08:18:18,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:18:18,119 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 57 transitions. [2021-05-01 08:18:18,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 49 states have (on average 1.0408163265306123) internal successors, (51), 48 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 08:18:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2021-05-01 08:18:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-05-01 08:18:18,120 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:18:18,120 INFO L519 BasicCegarLoop]: trace histogram [44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:18:18,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-05-01 08:18:18,120 INFO L428 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:18:18,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:18:18,120 INFO L82 PathProgramCache]: Analyzing trace with hash 2117060376, now seen corresponding path program 44 times [2021-05-01 08:18:18,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:18:18,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [512048849] [2021-05-01 08:18:18,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:18:18,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:18:18,139 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_49) (< 0 v_main_~j~0_1083)) InVars {main_~n~0=v_main_~n~0_49, main_~j~0=v_main_~j~0_1083} OutVars{main_~n~0=v_main_~n~0_49, main_~j~0=v_main_~j~0_1083} AuxVars[] AssignedVars[] [2021-05-01 08:18:18,145 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:18:18,153 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,159 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,168 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,176 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,183 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,190 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,203 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,205 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,215 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:18:18,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,223 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:18:18,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,238 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,245 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:18:18,251 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,259 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,268 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,270 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:18:18,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:18:18,373 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:18:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:18:18,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:18,390 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:18:18,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:18:18,413 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:18:18,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:18:18,466 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:18:18,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:18:18,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:18:18,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:18:18,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:18,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:18:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:18:18,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:18,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:18:18,620 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:18:18,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:18,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:18:18,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:18:18,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:18,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:18,723 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:18,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:18,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:18,799 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:18,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:18,802 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:18,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:18,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:18,885 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:18,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:18,888 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:18,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:18,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:18,992 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:18,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:18,995 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:18,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:18,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:19,124 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:19,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:19,127 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:19,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:19,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:19,263 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:19,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:19,266 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:19,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:19,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:19,407 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:19,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:19,410 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:19,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:19,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:19,597 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:19,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:19,600 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:19,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:19,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:19,788 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:19,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:19,792 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:19,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:19,998 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:19,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:20,002 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:20,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:20,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:20,300 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:20,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:20,304 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:20,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:20,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:20,574 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:20,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:20,578 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:20,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:20,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:20,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:20,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:20,855 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:20,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:20,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:21,131 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:21,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:21,134 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:21,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:21,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:21,370 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:21,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:21,374 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:21,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:21,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:21,619 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:21,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:21,622 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:21,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:21,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:21,881 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:21,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:21,884 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:21,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:22,152 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:22,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:22,155 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:22,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:22,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:22,424 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:22,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:22,427 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:22,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:22,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:22,701 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:22,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:22,704 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:22,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:22,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:22,998 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:23,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:23,001 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:23,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:23,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:23,292 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:23,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:23,295 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:23,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:23,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:23,615 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:23,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:23,618 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:23,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:23,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:23,957 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:23,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:23,960 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:23,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:23,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:24,308 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:24,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:24,312 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:24,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:24,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:24,673 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:24,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:24,675 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:24,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:25,026 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:25,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:25,028 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:25,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:25,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:25,406 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:25,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:25,409 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:25,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:25,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:25,774 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:25,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:25,776 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:25,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:25,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:26,143 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:26,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:26,146 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:26,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:26,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:26,554 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:26,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:26,557 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:26,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:26,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:26,968 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:26,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:26,970 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:26,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:26,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:27,375 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:27,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:27,378 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:27,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:27,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:27,803 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:27,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:27,806 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:27,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:27,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:28,246 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:28,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:28,249 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:28,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:28,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:28,732 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:28,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:28,734 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:28,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:28,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:29,196 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:29,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:29,198 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:29,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:29,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:29,651 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:29,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:29,653 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:29,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:29,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:30,169 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:30,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:30,172 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:30,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:30,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:30,691 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:30,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:30,694 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:30,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:30,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:31,280 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:31,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:31,285 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:31,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:31,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:32,059 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:32,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:32,062 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:32,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:32,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:32,841 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:32,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:32,844 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:32,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:32,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:33,686 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:18:33,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:33,688 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:18:33,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:18:33,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:18:34,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:34,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:34,428 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:18:34,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [512048849] [2021-05-01 08:18:34,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [512048849] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:18:34,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:18:34,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2021-05-01 08:18:34,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972496872] [2021-05-01 08:18:34,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-01 08:18:34,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:18:34,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-01 08:18:34,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1096, Invalid=1660, Unknown=0, NotChecked=0, Total=2756 [2021-05-01 08:18:34,429 INFO L87 Difference]: Start difference. First operand 57 states and 57 transitions. Second operand has 51 states, 50 states have (on average 1.04) internal successors, (52), 49 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:18:34,743 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-05-01 08:18:42,616 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:43,775 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:46,005 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:47,931 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:48,805 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:49,737 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:50,668 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:51,525 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:52,543 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:53,551 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:54,481 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:56,325 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:18:57,785 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2021-05-01 08:18:58,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:18:58,292 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2021-05-01 08:18:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-01 08:18:58,297 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 50 states have (on average 1.04) internal successors, (52), 49 states have internal predecessors, (52), 2 states have call successors, (3), 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 56 [2021-05-01 08:18:58,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:18:58,297 INFO L225 Difference]: With dead ends: 63 [2021-05-01 08:18:58,297 INFO L226 Difference]: Without dead ends: 58 [2021-05-01 08:18:58,298 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1220 ImplicationChecksByTransitivity, 38605.7ms TimeCoverageRelationStatistics Valid=3275, Invalid=6825, Unknown=0, NotChecked=0, Total=10100 [2021-05-01 08:18:58,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-05-01 08:18:58,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2021-05-01 08:18:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:18:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2021-05-01 08:18:58,359 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 58 transitions. Word has length 56 [2021-05-01 08:18:58,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:18:58,359 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 58 transitions. [2021-05-01 08:18:58,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 50 states have (on average 1.04) internal successors, (52), 49 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:18:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2021-05-01 08:18:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-05-01 08:18:58,360 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:18:58,360 INFO L519 BasicCegarLoop]: trace histogram [45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:18:58,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-05-01 08:18:58,360 INFO L428 AbstractCegarLoop]: === Iteration 46 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:18:58,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:18:58,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1239751046, now seen corresponding path program 45 times [2021-05-01 08:18:58,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:18:58,360 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1916304623] [2021-05-01 08:18:58,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:18:58,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:18:58,374 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_1130) (< 0 v_main_~n~0_50)) InVars {main_~n~0=v_main_~n~0_50, main_~j~0=v_main_~j~0_1130} OutVars{main_~n~0=v_main_~n~0_50, main_~j~0=v_main_~j~0_1130} AuxVars[] AssignedVars[] [2021-05-01 08:18:58,377 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:18:58,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,397 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,406 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,417 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,435 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,441 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,443 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,450 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,459 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:18:58,460 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:18:58,467 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:18:58,475 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,483 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,492 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,499 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,506 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,507 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:18:58,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:18:58,594 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:18:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:18:58,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:58,610 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:18:58,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:18:58,640 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:18:58,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:18:58,702 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:18:58,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:18:58,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:18:58,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:18:58,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:58,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:18:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:18:58,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:18:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:18:58,850 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:18:58,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:58,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:18:58,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:18:58,957 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:18:58,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:58,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:58,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:58,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,180 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:18:59,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,303 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:18:59,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,432 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:18:59,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,577 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:18:59,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,734 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:18:59,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:18:59,887 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:18:59,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:18:59,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:18:59,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:18:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:00,057 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:00,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:00,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:00,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:00,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:00,250 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:00,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:00,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:00,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:00,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:00,469 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:00,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:00,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:00,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:00,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:00,696 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:00,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:00,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:00,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:00,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:00,941 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:00,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:00,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:00,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:00,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:01,185 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:01,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:01,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:01,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:01,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:01,505 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:01,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:01,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:01,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:01,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:01,876 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:01,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:01,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:01,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:01,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:02,275 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:02,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:02,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:02,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:02,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:02,721 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:02,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:02,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:02,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:02,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:03,076 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:03,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:03,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:03,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:03,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:03,443 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:03,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:03,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:03,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:03,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:03,953 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:03,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:03,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:03,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:03,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:04,490 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:04,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:04,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:04,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:04,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:04,954 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:04,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:04,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:04,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:04,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:05,332 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:05,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:05,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:05,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:05,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:05,731 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:05,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:05,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:05,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:05,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:06,165 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:06,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:06,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:06,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:06,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:06,623 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:06,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:06,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:06,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:06,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:07,067 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:07,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:07,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:07,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:07,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:07,494 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:07,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:07,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:07,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:07,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:07,857 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:07,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:07,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:07,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:07,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:08,187 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:08,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:08,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:08,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:08,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:08,516 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:08,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:08,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:08,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:08,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:08,893 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:08,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:08,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:08,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:08,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:09,309 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:09,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:09,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:09,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:09,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:09,705 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:09,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:09,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:09,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:09,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:10,364 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:10,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:10,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:10,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:10,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:11,088 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:11,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:11,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:11,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:11,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:11,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:11,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:11,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:11,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:11,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:12,597 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:12,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:12,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:12,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:12,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:13,359 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:13,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:13,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:13,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:13,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:14,128 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:14,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:14,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:14,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:14,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:14,894 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:14,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:14,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:14,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:14,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:15,742 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:15,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:15,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:15,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:15,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:16,593 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:16,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:16,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:16,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:16,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:17,375 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:19:17,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:17,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:17,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:19:17,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:19:18,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:18,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:19:18,200 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:19:18,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1916304623] [2021-05-01 08:19:18,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1916304623] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:19:18,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:19:18,200 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2021-05-01 08:19:18,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274333539] [2021-05-01 08:19:18,201 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-05-01 08:19:18,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:19:18,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-05-01 08:19:18,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1188, Invalid=1674, Unknown=0, NotChecked=0, Total=2862 [2021-05-01 08:19:18,202 INFO L87 Difference]: Start difference. First operand 58 states and 58 transitions. Second operand has 52 states, 51 states have (on average 1.0392156862745099) internal successors, (53), 50 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 08:19:18,682 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-01 08:19:19,033 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:23,381 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:24,289 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:24,768 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:25,254 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:26,369 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:26,995 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:27,663 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:28,351 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:29,076 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:29,817 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:30,581 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:31,375 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:32,190 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:19:40,927 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-05-01 08:19:41,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:19:41,372 INFO L93 Difference]: Finished difference Result 64 states and 64 transitions. [2021-05-01 08:19:41,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-05-01 08:19:41,381 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 51 states have (on average 1.0392156862745099) internal successors, (53), 50 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 08:19:41,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:19:41,381 INFO L225 Difference]: With dead ends: 64 [2021-05-01 08:19:41,381 INFO L226 Difference]: Without dead ends: 59 [2021-05-01 08:19:41,382 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1270 ImplicationChecksByTransitivity, 40914.1ms TimeCoverageRelationStatistics Valid=3506, Invalid=7000, Unknown=0, NotChecked=0, Total=10506 [2021-05-01 08:19:41,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-05-01 08:19:41,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-05-01 08:19:41,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:19:41,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2021-05-01 08:19:41,464 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 59 transitions. Word has length 57 [2021-05-01 08:19:41,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:19:41,464 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 59 transitions. [2021-05-01 08:19:41,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 51 states have (on average 1.0392156862745099) internal successors, (53), 50 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 08:19:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2021-05-01 08:19:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-05-01 08:19:41,465 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:19:41,466 INFO L519 BasicCegarLoop]: trace histogram [46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:19:41,466 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-05-01 08:19:41,466 INFO L428 AbstractCegarLoop]: === Iteration 47 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:19:41,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:19:41,466 INFO L82 PathProgramCache]: Analyzing trace with hash -187034408, now seen corresponding path program 46 times [2021-05-01 08:19:41,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:19:41,467 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557971344] [2021-05-01 08:19:41,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:19:41,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:19:41,487 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_51) (< 0 v_main_~j~0_1178)) InVars {main_~n~0=v_main_~n~0_51, main_~j~0=v_main_~j~0_1178} OutVars{main_~n~0=v_main_~n~0_51, main_~j~0=v_main_~j~0_1178} AuxVars[] AssignedVars[] [2021-05-01 08:19:41,492 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:19:41,495 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,513 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:19:41,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,528 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:19:41,541 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,557 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,568 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:19:41,580 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,593 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,609 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,626 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,641 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,653 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,664 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,675 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,691 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,706 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,709 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:19:41,890 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-05-01 08:19:41,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:19:41,899 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:19:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:19:41,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:41,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:19:41,923 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:19:41,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:19:41,983 INFO L142 QuantifierPusher]: treesize reduction 15, result has 53.1 percent of original size [2021-05-01 08:19:41,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:19:42,076 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:19:42,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:19:42,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:42,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:19:42,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:42,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:19:42,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:42,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:19:42,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:19:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:19:42,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:42,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:19:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:19:42,291 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:19:42,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:42,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:42,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:19:42,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:19:42,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:19:42,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:42,443 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:42,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:42,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:42,552 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:42,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:42,555 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:42,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:42,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:42,683 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:42,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:42,686 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:42,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:42,822 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:42,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:42,825 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:42,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:42,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:42,970 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:42,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:42,973 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:42,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:42,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:43,132 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:43,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:43,135 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:43,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:43,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:43,328 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:43,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:43,331 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:43,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:43,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:43,565 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:43,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:43,569 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:43,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:43,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:43,879 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:43,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:43,883 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:43,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:43,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:44,214 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:44,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:44,224 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:44,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:44,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:44,582 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:44,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:44,586 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:44,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:44,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:44,931 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:44,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:44,935 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:44,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:44,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:45,226 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:45,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:45,229 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:45,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:45,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:45,524 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:45,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:45,528 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:45,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:45,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:45,835 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:45,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:45,838 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:45,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:46,151 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:46,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:46,154 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:46,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:46,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:46,589 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:46,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:46,593 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:46,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:46,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:47,061 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:47,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:47,065 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:47,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:47,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:47,543 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:47,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:47,546 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:47,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:47,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:48,002 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:48,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:48,006 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:48,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:48,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:48,462 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:48,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:48,467 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:48,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:48,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:48,962 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:48,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:48,966 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:48,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:48,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:49,431 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:49,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:49,434 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:49,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:49,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:49,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:49,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:49,854 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:49,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:49,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:50,232 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:50,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:50,235 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:50,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:50,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:50,661 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:50,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:50,664 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:50,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:50,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:51,069 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:51,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:51,072 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:51,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:51,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:51,612 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:51,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:51,617 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:51,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:51,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:52,212 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:52,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:52,216 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:52,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:52,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:52,886 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:52,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:52,889 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:52,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:52,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:53,562 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:53,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:53,567 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:53,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:53,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:54,248 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:54,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:54,252 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:54,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:54,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:54,987 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:54,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:54,991 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:54,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:54,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:55,736 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:55,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:55,739 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:55,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:55,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:56,352 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:56,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:56,355 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:56,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:56,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:56,840 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:56,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:56,842 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:56,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:56,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:57,399 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:57,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:57,402 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:57,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:57,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:57,955 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:57,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:57,957 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:57,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:57,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:58,536 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:58,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:58,538 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:58,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:58,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:59,195 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:59,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:59,198 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:19:59,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:19:59,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:19:59,994 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:19:59,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:19:59,998 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:00,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:00,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:01,077 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:01,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:01,082 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:01,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:01,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:02,030 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:02,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:02,034 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:02,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:02,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:03,106 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:03,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:03,110 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:03,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:03,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:04,074 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:04,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:04,078 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:04,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:04,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:04,891 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:04,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:04,894 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:04,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:04,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:05,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:05,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:20:05,905 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:20:05,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557971344] [2021-05-01 08:20:05,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1557971344] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:20:05,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:20:05,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-01 08:20:05,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443914152] [2021-05-01 08:20:05,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-01 08:20:05,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:20:05,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-01 08:20:05,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1191, Invalid=1779, Unknown=0, NotChecked=0, Total=2970 [2021-05-01 08:20:05,906 INFO L87 Difference]: Start difference. First operand 59 states and 59 transitions. Second operand has 53 states, 52 states have (on average 1.0384615384615385) internal successors, (54), 51 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:20:06,734 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-05-01 08:20:06,972 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-01 08:20:07,198 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:07,451 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:07,717 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:07,990 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:08,317 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:08,666 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:09,033 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:09,400 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:09,804 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:10,231 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:10,661 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:11,101 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:11,527 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:12,024 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:12,538 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:13,099 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:13,691 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:16,038 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:16,722 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:17,412 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:18,053 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:19,199 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:19,837 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:20,636 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:21,392 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:22,182 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:28,000 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:28,839 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:29,719 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:20:34,110 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2021-05-01 08:20:35,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:20:35,057 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2021-05-01 08:20:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-01 08:20:35,064 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 52 states have (on average 1.0384615384615385) internal successors, (54), 51 states have internal predecessors, (54), 2 states have call successors, (3), 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 58 [2021-05-01 08:20:35,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:20:35,064 INFO L225 Difference]: With dead ends: 65 [2021-05-01 08:20:35,064 INFO L226 Difference]: Without dead ends: 60 [2021-05-01 08:20:35,065 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1321 ImplicationChecksByTransitivity, 50629.3ms TimeCoverageRelationStatistics Valid=3560, Invalid=7360, Unknown=0, NotChecked=0, Total=10920 [2021-05-01 08:20:35,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-05-01 08:20:35,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2021-05-01 08:20:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:20:35,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2021-05-01 08:20:35,133 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 60 transitions. Word has length 58 [2021-05-01 08:20:35,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:20:35,133 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 60 transitions. [2021-05-01 08:20:35,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 52 states have (on average 1.0384615384615385) internal successors, (54), 51 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:20:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2021-05-01 08:20:35,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-05-01 08:20:35,134 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:20:35,134 INFO L519 BasicCegarLoop]: trace histogram [47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:20:35,134 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-05-01 08:20:35,134 INFO L428 AbstractCegarLoop]: === Iteration 48 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:20:35,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:20:35,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1467710522, now seen corresponding path program 47 times [2021-05-01 08:20:35,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:20:35,135 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2027297445] [2021-05-01 08:20:35,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:20:35,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:20:35,159 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_52) (< 0 v_main_~j~0_1227)) InVars {main_~n~0=v_main_~n~0_52, main_~j~0=v_main_~j~0_1227} OutVars{main_~n~0=v_main_~n~0_52, main_~j~0=v_main_~j~0_1227} AuxVars[] AssignedVars[] [2021-05-01 08:20:35,162 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:20:35,173 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,183 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,195 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,202 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,211 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,221 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,231 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,232 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,242 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:20:35,249 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,250 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:20:35,257 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:20:35,264 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,271 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,279 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,287 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,297 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,299 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:20:35,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:20:35,404 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:20:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:20:35,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:20:35,433 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:20:35,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:20:35,472 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:20:35,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:20:35,547 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:20:35,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:20:35,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:20:35,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:20:35,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:20:35,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:20:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:20:35,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:20:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:20:35,724 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:20:35,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:35,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:20:35,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:20:35,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:20:35,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:35,868 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:35,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:35,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:36,000 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:36,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:36,003 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:36,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:36,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:36,136 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:36,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:36,139 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:36,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:36,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:36,284 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:36,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:36,288 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:36,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:36,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:36,449 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:36,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:36,453 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:36,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:36,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:36,691 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:36,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:36,696 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:36,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:36,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:36,975 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:36,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:36,979 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:36,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:36,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:37,217 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:37,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:37,220 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:37,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:37,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:37,493 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:37,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:37,497 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:37,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:37,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:37,809 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:37,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:37,813 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:37,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:37,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:38,100 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:38,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:38,104 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:38,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:38,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:38,451 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:38,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:38,455 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:38,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:38,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:38,846 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:38,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:38,850 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:38,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:38,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:39,305 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:39,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:39,310 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:39,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:39,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:39,744 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:39,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:39,748 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:39,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:39,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:40,233 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:40,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:40,238 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:40,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:40,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:40,697 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:40,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:40,700 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:40,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:40,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:41,158 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:41,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:41,161 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:41,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:41,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:41,649 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:41,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:41,653 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:41,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:41,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:42,122 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:42,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:42,125 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:42,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:42,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:42,562 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:42,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:42,565 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:42,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:42,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:42,972 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:42,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:42,976 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:42,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:42,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:43,370 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:43,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:43,373 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:43,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:43,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:43,760 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:43,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:43,763 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:43,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:43,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:44,147 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:44,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:44,150 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:44,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:44,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:44,594 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:44,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:44,597 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:44,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:44,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:45,103 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:45,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:45,106 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:45,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:45,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:45,579 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:45,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:45,582 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:45,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:45,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:46,082 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:46,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:46,086 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:46,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:46,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:46,664 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:46,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:46,667 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:46,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:46,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:47,270 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:47,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:47,273 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:47,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:47,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:47,847 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:47,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:47,851 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:47,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:47,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:48,403 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:48,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:48,406 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:48,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:48,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:48,973 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:48,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:48,976 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:48,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:48,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:49,560 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:49,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:49,564 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:49,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:49,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:50,435 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:50,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:50,438 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:50,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:50,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:51,315 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:51,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:51,319 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:51,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:51,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:52,162 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:52,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:52,165 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:52,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:52,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:52,945 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:52,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:52,948 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:52,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:53,836 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:53,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:53,840 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:53,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:53,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:54,786 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:54,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:54,790 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:54,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:54,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:55,683 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:55,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:55,687 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:55,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:55,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:56,632 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:56,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:56,635 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:56,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:56,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:57,356 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:57,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:57,359 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:57,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:57,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:58,097 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:58,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:58,100 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:58,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:58,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:58,773 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:58,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:58,776 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:58,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:58,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:20:59,645 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.7 percent of original size [2021-05-01 08:20:59,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:20:59,649 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:20:59,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-05-01 08:20:59,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-05-01 08:21:00,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:00,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:21:00,721 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:21:00,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2027297445] [2021-05-01 08:21:00,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2027297445] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:21:00,721 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:21:00,721 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [54] imperfect sequences [] total 54 [2021-05-01 08:21:00,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171466496] [2021-05-01 08:21:00,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-05-01 08:21:00,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:21:00,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-05-01 08:21:00,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1287, Invalid=1793, Unknown=0, NotChecked=0, Total=3080 [2021-05-01 08:21:00,722 INFO L87 Difference]: Start difference. First operand 60 states and 60 transitions. Second operand has 54 states, 53 states have (on average 1.0377358490566038) internal successors, (55), 52 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 08:21:01,573 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-05-01 08:21:01,777 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-01 08:21:01,996 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:02,225 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:02,479 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:02,744 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:03,063 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:03,351 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:03,921 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:04,229 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:04,551 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:04,944 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:05,433 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:07,498 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:07,996 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:08,477 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:08,996 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:09,524 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:10,112 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:10,714 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:11,293 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:11,881 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:12,394 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:16,612 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:17,417 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:18,202 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:19,061 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:19,963 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:20,851 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:21,777 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:22,871 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:23,979 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:25,103 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:26,263 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:27,447 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:28,679 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:29,812 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:30,923 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:32,211 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:33,462 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:21:35,117 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2021-05-01 08:21:36,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:21:36,234 INFO L93 Difference]: Finished difference Result 66 states and 66 transitions. [2021-05-01 08:21:36,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-01 08:21:36,240 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 53 states have (on average 1.0377358490566038) internal successors, (55), 52 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 08:21:36,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:21:36,241 INFO L225 Difference]: With dead ends: 66 [2021-05-01 08:21:36,241 INFO L226 Difference]: Without dead ends: 61 [2021-05-01 08:21:36,242 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1373 ImplicationChecksByTransitivity, 57615.5ms TimeCoverageRelationStatistics Valid=3801, Invalid=7541, Unknown=0, NotChecked=0, Total=11342 [2021-05-01 08:21:36,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-05-01 08:21:36,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-05-01 08:21:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 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 08:21:36,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2021-05-01 08:21:36,322 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 61 transitions. Word has length 59 [2021-05-01 08:21:36,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:21:36,323 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 61 transitions. [2021-05-01 08:21:36,323 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 53 states have (on average 1.0377358490566038) internal successors, (55), 52 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 08:21:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2021-05-01 08:21:36,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-05-01 08:21:36,323 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:21:36,323 INFO L519 BasicCegarLoop]: trace histogram [48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:21:36,323 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-05-01 08:21:36,323 INFO L428 AbstractCegarLoop]: === Iteration 49 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:21:36,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:21:36,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1781002904, now seen corresponding path program 48 times [2021-05-01 08:21:36,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:21:36,324 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [697149191] [2021-05-01 08:21:36,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:21:36,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:21:36,335 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_1277) (< 0 v_main_~n~0_53)) InVars {main_~n~0=v_main_~n~0_53, main_~j~0=v_main_~j~0_1277} OutVars{main_~n~0=v_main_~n~0_53, main_~j~0=v_main_~j~0_1277} AuxVars[] AssignedVars[] [2021-05-01 08:21:36,339 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:21:36,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,367 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,378 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,390 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,404 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,416 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,426 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,429 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,439 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,451 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:21:36,453 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:21:36,462 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:21:36,474 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,512 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,525 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,528 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:21:36,659 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-05-01 08:21:36,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:21:36,666 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:21:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:21:36,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:21:36,690 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:21:36,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:21:36,740 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:21:36,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:21:36,819 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:21:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:21:36,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:21:36,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:21:36,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:36,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:21:37,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:21:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:21:37,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:37,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:21:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:21:37,018 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:21:37,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:37,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:37,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:21:37,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:21:37,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:21:37,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:37,170 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:37,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:37,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:37,313 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:37,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:37,317 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:37,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:37,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:37,502 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:37,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:37,507 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:37,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:37,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:37,708 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:37,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:37,712 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:37,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:37,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:37,935 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:37,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:37,938 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:37,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:37,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:38,110 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:38,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:38,113 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:38,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:38,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:38,307 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:38,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:38,310 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:38,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:38,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:38,505 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:38,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:38,508 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:38,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:38,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:38,719 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:38,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:38,722 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:38,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:38,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:38,946 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:38,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:38,949 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:38,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:38,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:39,208 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:39,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:39,211 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:39,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:39,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:39,497 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:39,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:39,500 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:39,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:39,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:39,768 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:39,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:39,771 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:39,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:39,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:40,088 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:40,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:40,092 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:40,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:40,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:40,464 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:40,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:40,467 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:40,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:40,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:40,859 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:40,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:40,863 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:40,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:40,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:41,286 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:41,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:41,290 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:41,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:41,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:41,750 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:41,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:41,754 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:41,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:41,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:42,234 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:42,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:42,238 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:42,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:42,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:42,747 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:42,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:42,751 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:42,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:42,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:43,183 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:43,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:43,187 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:43,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:43,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:43,628 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:43,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:43,631 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:43,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:43,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:44,154 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:44,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:44,158 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:44,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:44,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:44,789 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:44,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:44,792 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:44,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:44,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:45,339 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:45,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:45,342 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:45,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:45,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:45,849 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:45,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:45,853 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:45,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:46,424 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:46,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:46,428 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:46,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:46,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:47,052 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:47,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:47,055 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:47,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:47,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:47,699 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:47,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:47,703 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:47,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:47,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:48,326 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:48,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:48,331 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:48,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:48,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:48,929 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:48,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:48,932 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:48,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:48,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:49,557 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:49,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:49,561 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:49,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:49,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:50,209 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:50,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:50,213 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:50,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:50,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:50,843 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:50,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:50,846 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:50,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:50,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:51,469 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:51,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:51,472 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:51,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:52,004 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:52,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:52,006 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:52,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:52,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:52,608 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:52,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:52,611 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:52,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:52,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:53,218 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:53,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:53,221 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:53,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:53,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:53,867 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:53,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:53,870 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:53,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:53,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:54,608 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:54,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:54,611 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:54,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:54,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:55,322 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:55,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:55,325 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:55,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:55,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:56,025 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:56,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:56,028 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:56,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:56,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:56,751 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:56,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:56,754 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:56,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:56,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:57,583 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:57,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:57,586 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:57,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:57,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:58,429 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:58,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:58,433 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:58,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:58,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:21:59,250 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:21:59,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:21:59,253 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:21:59,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:21:59,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:00,194 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:00,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:00,197 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:00,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:00,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:01,141 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:01,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:01,143 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:01,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:01,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:02,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:02,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:22:02,283 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:22:02,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [697149191] [2021-05-01 08:22:02,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [697149191] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:22:02,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:22:02,283 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [] total 55 [2021-05-01 08:22:02,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508108708] [2021-05-01 08:22:02,283 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-05-01 08:22:02,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:22:02,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-05-01 08:22:02,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1338, Invalid=1854, Unknown=0, NotChecked=0, Total=3192 [2021-05-01 08:22:02,284 INFO L87 Difference]: Start difference. First operand 61 states and 61 transitions. Second operand has 55 states, 54 states have (on average 1.037037037037037) internal successors, (56), 53 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:22:03,177 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-05-01 08:22:03,401 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-01 08:22:03,622 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:03,875 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:04,116 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:04,389 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:04,938 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:05,272 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:05,693 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:06,079 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:06,451 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:06,853 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:07,319 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:07,846 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:08,683 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:09,242 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:09,881 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:10,483 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:11,090 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:11,709 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:12,360 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:13,093 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:13,775 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:15,038 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:15,719 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:16,450 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:17,092 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:17,690 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:18,354 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:19,152 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:21,437 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:22,507 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:23,452 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:24,592 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:25,716 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:26,873 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:27,992 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:29,184 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:30,360 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:31,464 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:32,705 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:33,943 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:35,115 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:36,406 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:22:37,939 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-05-01 08:22:39,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:22:39,235 INFO L93 Difference]: Finished difference Result 67 states and 67 transitions. [2021-05-01 08:22:39,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-01 08:22:39,244 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 54 states have (on average 1.037037037037037) internal successors, (56), 53 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 60 [2021-05-01 08:22:39,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:22:39,245 INFO L225 Difference]: With dead ends: 67 [2021-05-01 08:22:39,245 INFO L226 Difference]: Without dead ends: 62 [2021-05-01 08:22:39,246 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1426 ImplicationChecksByTransitivity, 59145.8ms TimeCoverageRelationStatistics Valid=3953, Invalid=7819, Unknown=0, NotChecked=0, Total=11772 [2021-05-01 08:22:39,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-05-01 08:22:39,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-05-01 08:22:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:22:39,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2021-05-01 08:22:39,335 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 62 transitions. Word has length 60 [2021-05-01 08:22:39,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:22:39,335 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 62 transitions. [2021-05-01 08:22:39,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 55 states, 54 states have (on average 1.037037037037037) internal successors, (56), 53 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:22:39,336 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2021-05-01 08:22:39,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-05-01 08:22:39,336 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:22:39,336 INFO L519 BasicCegarLoop]: trace histogram [49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:22:39,336 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-05-01 08:22:39,336 INFO L428 AbstractCegarLoop]: === Iteration 50 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:22:39,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:22:39,337 INFO L82 PathProgramCache]: Analyzing trace with hash -588095994, now seen corresponding path program 49 times [2021-05-01 08:22:39,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:22:39,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1868123956] [2021-05-01 08:22:39,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:22:39,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:22:39,355 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_1328) (< 0 v_main_~n~0_54)) InVars {main_~n~0=v_main_~n~0_54, main_~j~0=v_main_~j~0_1328} OutVars{main_~n~0=v_main_~n~0_54, main_~j~0=v_main_~j~0_1328} AuxVars[] AssignedVars[] [2021-05-01 08:22:39,359 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:22:39,363 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,380 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:22:39,392 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,395 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:22:39,407 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:22:39,420 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,438 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,451 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,470 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,484 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,517 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,529 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,545 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,562 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,574 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,587 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,592 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:22:39,802 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-05-01 08:22:39,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:22:39,812 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:22:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:22:39,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:39,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:22:39,842 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:22:39,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:22:39,908 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:22:39,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:22:40,018 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:22:40,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:22:40,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:40,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:22:40,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:40,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:22:40,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:40,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:22:40,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:22:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:22:40,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:40,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:22:40,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:22:40,335 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:22:40,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:40,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:40,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:22:40,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:22:40,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:22:40,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:40,575 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:40,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:40,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:40,771 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:40,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:40,776 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:40,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:40,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:40,971 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:40,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:40,975 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:40,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:40,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:41,174 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:41,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:41,179 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:41,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:41,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:41,445 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:41,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:41,454 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:41,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:41,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:41,721 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:41,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:41,725 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:41,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:41,989 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:41,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:41,993 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:41,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:41,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:42,286 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:42,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:42,290 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:42,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:42,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:42,586 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:42,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:42,590 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:42,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:42,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:42,900 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:42,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:42,904 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:42,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:42,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:43,248 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:43,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:43,251 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:43,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:43,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:43,586 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:43,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:43,590 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:43,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:43,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:43,934 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:43,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:43,937 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:43,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:43,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:44,343 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:44,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:44,347 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:44,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:44,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:44,790 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:44,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:44,794 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:44,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:44,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:45,259 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:45,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:45,263 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:45,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:45,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:45,707 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:45,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:45,711 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:45,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:45,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:46,162 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:46,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:46,166 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:46,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:46,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:46,666 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:46,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:46,673 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:46,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:46,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:47,307 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:47,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:47,313 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:47,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:47,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:47,919 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:47,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:47,923 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:47,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:47,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:48,552 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:48,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:48,557 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:48,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:48,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:49,144 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:49,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:49,148 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:49,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:49,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:49,781 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:49,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:49,785 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:49,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:49,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:50,455 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:50,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:50,459 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:50,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:50,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:51,157 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:51,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:51,161 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:51,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:51,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:51,883 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:51,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:51,887 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:51,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:52,618 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:52,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:52,623 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:52,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:52,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:53,386 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:53,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:53,391 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:53,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:53,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:54,213 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:54,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:54,217 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:54,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:54,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:55,010 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:55,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:55,014 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:55,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:55,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:55,781 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:55,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:55,786 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:56,612 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:56,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:56,617 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:56,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:56,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:57,475 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:57,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:57,479 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:57,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:57,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:58,395 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:58,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:58,399 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:58,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:58,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:22:59,332 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:22:59,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:22:59,336 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:22:59,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:22:59,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:00,253 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:00,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:00,257 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:00,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:00,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:01,283 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:01,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:01,288 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:01,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:01,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:02,352 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:02,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:02,356 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:02,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:03,423 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:03,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:03,428 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:03,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:03,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:04,425 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:04,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:04,429 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:04,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:04,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:05,349 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:05,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:05,353 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:05,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:06,341 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:06,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:06,344 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:06,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:06,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:07,169 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:07,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:07,172 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:07,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:07,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:07,988 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:07,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:07,991 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:07,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:07,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:08,696 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:08,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:08,699 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:08,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:08,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:09,566 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:09,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:09,569 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:09,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:09,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:10,704 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:10,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:10,708 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:10,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:10,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:11,692 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:23:11,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:11,696 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:23:11,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:23:11,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:23:12,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:12,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:23:12,868 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:23:12,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1868123956] [2021-05-01 08:23:12,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1868123956] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:23:12,868 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:23:12,868 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [56] imperfect sequences [] total 56 [2021-05-01 08:23:12,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321692214] [2021-05-01 08:23:12,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-05-01 08:23:12,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:23:12,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-05-01 08:23:12,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1341, Invalid=1965, Unknown=0, NotChecked=0, Total=3306 [2021-05-01 08:23:12,870 INFO L87 Difference]: Start difference. First operand 62 states and 62 transitions. Second operand has 56 states, 55 states have (on average 1.0363636363636364) internal successors, (57), 54 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 08:23:13,414 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2021-05-01 08:23:13,632 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-01 08:23:13,871 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:14,144 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:14,402 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:14,714 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:15,018 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:15,362 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:15,692 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:16,068 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:16,441 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:16,817 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:17,250 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:17,649 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:18,099 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:18,587 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:19,081 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:19,574 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:20,084 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:20,619 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:21,157 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:21,747 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:22,355 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:23,441 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:24,015 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:24,602 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:25,248 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:25,862 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:26,529 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:27,213 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:27,972 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:28,804 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:30,203 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:30,946 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:31,719 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:32,492 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:33,360 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:34,387 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:35,454 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:36,560 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:37,599 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:38,479 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:23:43,742 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 66 [2021-05-01 08:23:44,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:23:44,533 INFO L93 Difference]: Finished difference Result 68 states and 68 transitions. [2021-05-01 08:23:44,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-05-01 08:23:44,540 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 55 states have (on average 1.0363636363636364) internal successors, (57), 54 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 08:23:44,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:23:44,541 INFO L225 Difference]: With dead ends: 68 [2021-05-01 08:23:44,541 INFO L226 Difference]: Without dead ends: 63 [2021-05-01 08:23:44,542 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 62865.5ms TimeCoverageRelationStatistics Valid=4010, Invalid=8200, Unknown=0, NotChecked=0, Total=12210 [2021-05-01 08:23:44,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-05-01 08:23:44,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-05-01 08:23:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:23:44,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2021-05-01 08:23:44,625 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 63 transitions. Word has length 61 [2021-05-01 08:23:44,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:23:44,625 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 63 transitions. [2021-05-01 08:23:44,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 56 states, 55 states have (on average 1.0363636363636364) internal successors, (57), 54 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 08:23:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2021-05-01 08:23:44,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-05-01 08:23:44,625 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:23:44,626 INFO L519 BasicCegarLoop]: trace histogram [50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:23:44,626 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-05-01 08:23:44,626 INFO L428 AbstractCegarLoop]: === Iteration 51 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:23:44,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:23:44,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1015717800, now seen corresponding path program 50 times [2021-05-01 08:23:44,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:23:44,626 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [651262831] [2021-05-01 08:23:44,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:23:44,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:23:44,643 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_55) (< 0 v_main_~j~0_1380)) InVars {main_~n~0=v_main_~n~0_55, main_~j~0=v_main_~j~0_1380} OutVars{main_~n~0=v_main_~n~0_55, main_~j~0=v_main_~j~0_1380} AuxVars[] AssignedVars[] [2021-05-01 08:23:44,646 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:23:44,659 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,686 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,697 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,707 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,716 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,730 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,732 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,741 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,753 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:23:44,756 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:23:44,769 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,777 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:23:44,788 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,799 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,810 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,820 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,823 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:23:44,939 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-05-01 08:23:44,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:23:44,945 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:23:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:23:44,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:44,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:23:44,962 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:23:44,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:23:44,998 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:23:44,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:23:45,068 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:23:45,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:23:45,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:23:45,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:23:45,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:23:45,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:23:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:23:45,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:23:45,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:23:45,238 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:23:45,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:45,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:23:45,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:23:45,359 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:23:45,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:45,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:45,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:45,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:45,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:45,609 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:45,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:45,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:45,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:45,748 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:45,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:45,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:45,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:45,921 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:45,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:45,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:45,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:45,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:46,088 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:46,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:46,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:46,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:46,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:46,260 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:46,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:46,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:46,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:46,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:46,445 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:46,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:46,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:46,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:46,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:46,609 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:46,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:46,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:46,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:46,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:46,779 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:46,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:46,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:46,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:46,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:46,972 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:46,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:46,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:46,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:46,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:47,156 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:47,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:47,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:47,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:47,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:47,366 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:47,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:47,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:47,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:47,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:47,586 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:47,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:47,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:47,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:47,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:47,793 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:47,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:47,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:47,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:47,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:48,006 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:48,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:48,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:48,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:48,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:48,228 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:48,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:48,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:48,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:48,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:48,465 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:48,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:48,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:48,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:48,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:48,707 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:48,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:48,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:48,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:48,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:48,944 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:48,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:48,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:48,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:48,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:49,185 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:49,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:49,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:49,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:49,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:49,452 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:49,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:49,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:49,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:49,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:49,733 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:49,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:49,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:49,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:49,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:50,004 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:50,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:50,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:50,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:50,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:50,288 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:50,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:50,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:50,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:50,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:50,607 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:50,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:50,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:50,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:50,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:50,934 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:50,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:50,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:50,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:50,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:51,241 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:51,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:51,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:51,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:51,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:51,595 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:51,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:51,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:51,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:51,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:51,962 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:51,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:51,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:51,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:51,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:52,335 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:52,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:52,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:52,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:52,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:52,718 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:52,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:52,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:52,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:52,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:53,142 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:53,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:53,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:53,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:53,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:53,544 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:53,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:53,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:53,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:53,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:53,953 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:53,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:53,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:53,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:53,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:54,381 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:54,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:54,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:54,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:54,840 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:54,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:54,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:54,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:54,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:55,429 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:55,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:55,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:55,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:55,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:56,037 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:56,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:56,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:56,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:56,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:56,627 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:56,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:56,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:56,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:56,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:57,214 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:57,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:57,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:57,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:57,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:57,754 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:57,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:57,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:57,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:57,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:58,221 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:58,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:58,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:58,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:58,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:58,799 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:58,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:58,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:58,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:58,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:59,371 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:59,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:59,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:23:59,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:23:59,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:23:59,996 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:23:59,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:23:59,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:00,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:24:00,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:24:00,519 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:24:00,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:00,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:00,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:24:00,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:24:01,046 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:24:01,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:01,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:01,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:24:01,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:24:01,603 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:24:01,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:01,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:01,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:24:01,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:24:02,171 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:24:02,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:02,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:02,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:24:02,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:24:02,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:02,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:24:02,753 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:24:02,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [651262831] [2021-05-01 08:24:02,753 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [651262831] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:24:02,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:24:02,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [57] imperfect sequences [] total 57 [2021-05-01 08:24:02,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228264144] [2021-05-01 08:24:02,754 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-05-01 08:24:02,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:24:02,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-05-01 08:24:02,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1443, Invalid=1979, Unknown=0, NotChecked=0, Total=3422 [2021-05-01 08:24:02,755 INFO L87 Difference]: Start difference. First operand 63 states and 63 transitions. Second operand has 57 states, 56 states have (on average 1.0357142857142858) internal successors, (58), 55 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:24:03,322 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-01 08:24:26,665 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-01 08:24:27,668 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-05-01 08:24:28,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:24:28,386 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2021-05-01 08:24:28,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-05-01 08:24:28,390 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 56 states have (on average 1.0357142857142858) internal successors, (58), 55 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 62 [2021-05-01 08:24:28,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:24:28,391 INFO L225 Difference]: With dead ends: 69 [2021-05-01 08:24:28,391 INFO L226 Difference]: Without dead ends: 64 [2021-05-01 08:24:28,392 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1535 ImplicationChecksByTransitivity, 41120.7ms TimeCoverageRelationStatistics Valid=4266, Invalid=8390, Unknown=0, NotChecked=0, Total=12656 [2021-05-01 08:24:28,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-05-01 08:24:28,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-05-01 08:24:28,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:24:28,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2021-05-01 08:24:28,513 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 64 transitions. Word has length 62 [2021-05-01 08:24:28,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:24:28,513 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 64 transitions. [2021-05-01 08:24:28,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 56 states have (on average 1.0357142857142858) internal successors, (58), 55 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:24:28,514 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2021-05-01 08:24:28,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-05-01 08:24:28,514 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:24:28,514 INFO L519 BasicCegarLoop]: trace histogram [51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:24:28,514 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-05-01 08:24:28,514 INFO L428 AbstractCegarLoop]: === Iteration 52 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:24:28,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:24:28,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1387091898, now seen corresponding path program 51 times [2021-05-01 08:24:28,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:24:28,515 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165722351] [2021-05-01 08:24:28,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:24:28,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:24:28,527 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_1433) (< 0 v_main_~n~0_56)) InVars {main_~n~0=v_main_~n~0_56, main_~j~0=v_main_~j~0_1433} OutVars{main_~n~0=v_main_~n~0_56, main_~j~0=v_main_~j~0_1433} AuxVars[] AssignedVars[] [2021-05-01 08:24:28,530 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:24:28,541 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,550 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,559 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,569 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,581 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,588 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,598 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,600 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,608 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,619 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:24:28,621 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:24:28,628 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:24:28,639 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,651 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,661 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,673 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,683 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,685 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:24:28,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:24:28,783 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:24:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:24:28,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:24:28,817 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:24:28,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:24:28,845 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-05-01 08:24:28,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:24:28,898 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:24:28,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:24:28,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:24:28,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:24:28,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:28,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:24:29,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:24:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:24:29,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:29,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:24:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:24:29,016 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:24:29,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:29,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:24:29,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:24:29,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:29,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,118 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:29,213 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:29,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,216 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:29,329 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:29,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,331 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:29,454 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:29,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,456 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:29,602 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:29,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,604 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:29,766 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:29,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,769 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:29,961 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:29,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:29,964 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:29,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:29,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:30,204 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:30,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:30,208 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:30,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:30,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:30,455 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:30,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:30,459 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:30,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:30,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:30,744 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:30,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:30,762 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:30,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:30,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:31,067 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:31,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:31,071 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:31,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:31,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:31,368 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:31,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:31,371 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:31,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:31,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:31,654 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:31,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:31,657 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:31,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:31,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:31,924 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:31,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:31,926 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:31,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:31,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:32,184 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:32,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:32,186 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:32,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:32,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:32,495 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:32,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:32,498 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:32,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:32,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:32,827 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:32,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:32,830 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:32,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:32,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:33,198 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:33,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:33,201 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:33,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:33,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:33,596 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:33,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:33,599 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:33,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:33,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:33,982 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:33,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:33,985 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:33,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:33,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:34,330 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:34,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:34,333 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:34,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:34,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:34,743 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:34,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:34,746 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:34,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:34,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:35,156 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:35,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:35,159 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:35,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:35,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:35,595 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:35,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:35,598 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:35,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:35,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:36,107 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:36,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:36,110 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:36,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:36,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:36,633 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:36,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:36,636 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:36,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:36,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:37,140 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:37,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:37,142 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:37,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:37,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:37,688 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:37,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:37,691 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:37,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:37,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:38,201 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:38,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:38,204 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:38,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:38,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:38,730 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:38,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:38,733 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:38,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:38,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:39,276 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:39,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:39,278 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:39,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:39,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:39,771 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:39,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:39,774 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:39,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:39,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:40,350 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:40,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:40,354 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:40,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:40,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:40,993 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:40,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:40,996 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:40,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:41,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:41,611 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:41,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:41,620 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:41,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:41,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:42,286 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:42,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:42,289 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:42,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:42,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:42,953 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:42,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:42,957 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:42,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:42,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:43,758 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:43,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:43,762 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:43,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:43,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:44,542 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:44,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:44,546 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:44,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:44,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:45,411 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:45,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:45,414 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:45,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:45,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:46,282 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:46,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:46,286 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:46,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:46,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:47,178 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:47,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:47,181 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:47,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:47,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:48,044 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:48,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:48,047 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:48,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:48,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:48,977 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:48,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:48,982 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:48,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:48,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:49,963 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:49,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:49,966 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:49,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:49,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:50,903 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:50,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:50,907 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:50,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:50,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:51,899 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:51,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:51,903 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:51,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:51,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:52,886 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:52,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:52,890 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:52,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:52,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:53,909 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:53,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:53,913 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:53,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:54,944 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:54,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:54,948 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:54,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:54,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:56,020 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:24:56,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:24:56,024 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:24:56,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:24:56,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:24:57,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:24:57,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:24:57,190 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:24:57,190 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165722351] [2021-05-01 08:24:57,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1165722351] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:24:57,190 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:24:57,191 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [58] imperfect sequences [] total 58 [2021-05-01 08:24:57,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404215521] [2021-05-01 08:24:57,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-05-01 08:24:57,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:24:57,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-05-01 08:24:57,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1497, Invalid=2043, Unknown=0, NotChecked=0, Total=3540 [2021-05-01 08:24:57,192 INFO L87 Difference]: Start difference. First operand 64 states and 64 transitions. Second operand has 58 states, 57 states have (on average 1.0350877192982457) internal successors, (59), 56 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 08:24:58,043 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-05-01 08:24:58,264 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-01 08:24:58,478 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:24:58,697 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:24:58,949 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:24:59,207 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:24:59,497 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:24:59,787 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:00,075 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:00,418 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:00,812 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:01,220 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:01,635 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:02,070 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:02,526 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:02,994 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:03,479 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:04,001 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:04,534 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:05,102 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:05,675 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:06,223 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:06,830 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:07,436 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:08,083 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:08,760 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:09,421 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:10,110 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:11,354 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:12,045 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:13,339 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:14,060 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:14,819 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:15,599 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:17,214 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:18,115 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:20,565 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:21,588 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:22,560 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:23,522 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:25,376 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:26,324 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:27,286 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:28,180 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-01 08:25:31,361 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-05-01 08:25:32,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:25:32,192 INFO L93 Difference]: Finished difference Result 70 states and 70 transitions. [2021-05-01 08:25:32,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-05-01 08:25:32,199 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 57 states have (on average 1.0350877192982457) internal successors, (59), 56 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 08:25:32,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:25:32,200 INFO L225 Difference]: With dead ends: 70 [2021-05-01 08:25:32,200 INFO L226 Difference]: Without dead ends: 65 [2021-05-01 08:25:32,201 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1591 ImplicationChecksByTransitivity, 60484.1ms TimeCoverageRelationStatistics Valid=4427, Invalid=8683, Unknown=0, NotChecked=0, Total=13110 [2021-05-01 08:25:32,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-05-01 08:25:32,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-05-01 08:25:32,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 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 08:25:32,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2021-05-01 08:25:32,300 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 65 transitions. Word has length 63 [2021-05-01 08:25:32,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:25:32,300 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 65 transitions. [2021-05-01 08:25:32,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 58 states, 57 states have (on average 1.0350877192982457) internal successors, (59), 56 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 08:25:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2021-05-01 08:25:32,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-05-01 08:25:32,301 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:25:32,301 INFO L519 BasicCegarLoop]: trace histogram [52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:25:32,301 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-05-01 08:25:32,301 INFO L428 AbstractCegarLoop]: === Iteration 53 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:25:32,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:25:32,302 INFO L82 PathProgramCache]: Analyzing trace with hash -14787048, now seen corresponding path program 52 times [2021-05-01 08:25:32,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:25:32,302 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1572555290] [2021-05-01 08:25:32,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:25:32,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:25:32,321 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~j~0_1487) (< 0 v_main_~n~0_57)) InVars {main_~n~0=v_main_~n~0_57, main_~j~0=v_main_~j~0_1487} OutVars{main_~n~0=v_main_~n~0_57, main_~j~0=v_main_~j~0_1487} AuxVars[] AssignedVars[] [2021-05-01 08:25:32,326 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:25:32,336 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,350 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,362 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,375 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,388 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,399 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,412 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,425 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:25:32,434 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,436 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:25:32,446 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,457 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,466 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,475 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:25:32,487 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,500 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,502 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:25:32,640 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-05-01 08:25:32,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-05-01 08:25:32,646 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:25:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:25:32,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:25:32,662 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:25:32,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:25:32,708 INFO L142 QuantifierPusher]: treesize reduction 14, result has 60.0 percent of original size [2021-05-01 08:25:32,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-05-01 08:25:32,805 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-05-01 08:25:32,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:25:32,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:25:32,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:25:32,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:32,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:25:33,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:25:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:25:33,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:25:33,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:25:33,027 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-05-01 08:25:33,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:25:33,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-05-01 08:25:33,181 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.6 percent of original size [2021-05-01 08:25:33,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:33,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:33,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:33,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:33,454 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:33,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:33,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:33,595 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:33,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:33,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:33,752 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:33,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:33,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:33,914 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:33,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:33,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:33,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:33,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:34,098 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:34,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:34,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:34,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:34,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:34,289 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:34,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:34,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:34,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:34,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:34,499 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:34,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:34,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:34,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:34,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:34,729 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:34,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:34,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:34,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:34,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:34,952 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:34,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:34,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:34,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:34,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:35,202 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:35,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:35,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:35,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:35,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:35,462 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:35,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:35,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:35,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:35,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:35,729 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:35,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:35,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:35,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:35,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:35,997 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:35,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:36,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:36,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:36,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:36,300 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:36,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:36,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:36,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:36,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:36,619 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:36,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:36,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:36,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:36,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:36,968 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:36,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:36,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:36,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:36,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:37,307 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:37,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:37,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:37,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:37,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:37,654 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:37,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:37,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:37,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:37,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:38,010 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:38,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:38,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:38,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:38,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:38,375 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:38,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:38,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:38,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:38,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:38,748 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:38,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:38,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:38,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:38,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:39,142 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:39,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:39,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:39,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:39,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:39,533 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:39,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:39,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:39,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:39,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:39,914 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:39,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:39,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:39,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:39,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:40,311 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:40,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:40,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:40,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:40,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:40,726 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:40,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:40,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:40,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:41,125 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:41,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:41,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:41,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:41,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:41,555 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:41,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:41,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:41,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:41,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:41,989 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:41,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:41,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:41,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:41,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:42,455 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:42,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:42,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:42,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:42,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:42,932 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:42,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:42,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:42,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:43,409 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:43,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:43,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:43,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:43,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:43,907 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:43,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:43,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:43,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:43,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:44,374 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:44,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:44,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:44,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:44,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:44,856 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:44,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:44,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:44,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:44,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:45,342 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:45,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:45,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:45,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:45,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:45,841 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:45,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:45,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:45,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:45,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:46,351 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:46,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:46,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:46,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:46,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:46,865 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:46,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:46,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:46,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:46,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:47,374 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:47,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:47,914 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:47,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:47,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:47,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:47,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:48,348 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:48,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:48,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:48,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:48,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:48,860 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:48,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:48,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:48,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:48,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:49,281 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:49,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:49,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:49,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:49,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:49,709 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:49,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:49,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:49,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:49,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:50,167 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:50,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:50,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:50,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:50,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:50,630 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:50,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:50,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:50,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:50,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:51,127 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:51,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:51,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:51,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:51,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:51,620 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:51,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:51,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:51,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:51,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:52,124 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.1 percent of original size [2021-05-01 08:25:52,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:25:52,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:52,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 08:25:52,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-05-01 08:25:52,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:25:52,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:25:52,615 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 08:25:52,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1572555290] [2021-05-01 08:25:52,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1572555290] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 08:25:52,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 08:25:52,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [59] imperfect sequences [] total 59 [2021-05-01 08:25:52,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866789078] [2021-05-01 08:25:52,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-01 08:25:52,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 08:25:52,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-01 08:25:52,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1552, Invalid=2108, Unknown=0, NotChecked=0, Total=3660 [2021-05-01 08:25:52,616 INFO L87 Difference]: Start difference. First operand 65 states and 65 transitions. Second operand has 59 states, 58 states have (on average 1.0344827586206897) internal successors, (60), 57 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:26:09,390 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-05-01 08:26:09,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 08:26:09,784 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2021-05-01 08:26:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-05-01 08:26:09,786 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 58 states have (on average 1.0344827586206897) internal successors, (60), 57 states have internal predecessors, (60), 2 states have call successors, (3), 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 64 [2021-05-01 08:26:09,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 08:26:09,787 INFO L225 Difference]: With dead ends: 71 [2021-05-01 08:26:09,787 INFO L226 Difference]: Without dead ends: 66 [2021-05-01 08:26:09,788 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1648 ImplicationChecksByTransitivity, 35535.0ms TimeCoverageRelationStatistics Valid=4591, Invalid=8981, Unknown=0, NotChecked=0, Total=13572 [2021-05-01 08:26:09,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-05-01 08:26:09,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2021-05-01 08:26:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:26:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2021-05-01 08:26:09,866 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 66 transitions. Word has length 64 [2021-05-01 08:26:09,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 08:26:09,866 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 66 transitions. [2021-05-01 08:26:09,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 58 states have (on average 1.0344827586206897) internal successors, (60), 57 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-01 08:26:09,866 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2021-05-01 08:26:09,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-01 08:26:09,866 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 08:26:09,867 INFO L519 BasicCegarLoop]: trace histogram [53, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 08:26:09,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-05-01 08:26:09,867 INFO L428 AbstractCegarLoop]: === Iteration 54 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 08:26:09,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 08:26:09,867 INFO L82 PathProgramCache]: Analyzing trace with hash -423009658, now seen corresponding path program 53 times [2021-05-01 08:26:09,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 08:26:09,867 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2129040655] [2021-05-01 08:26:09,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 08:26:09,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 08:26:09,877 INFO L181 rdanLoopAcceleration]: Guard: Formula: (and (< 0 v_main_~n~0_58) (< 0 v_main_~j~0_1542)) InVars {main_~n~0=v_main_~n~0_58, main_~j~0=v_main_~j~0_1542} OutVars{main_~n~0=v_main_~n~0_58, main_~j~0=v_main_~j~0_1542} AuxVars[] AssignedVars[] [2021-05-01 08:26:09,880 WARN L240 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size [2021-05-01 08:26:09,887 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,895 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,899 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,907 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,913 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,919 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,926 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,928 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,935 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:26:09,940 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,941 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:26:09,947 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,951 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 08:26:09,958 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,966 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,972 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,978 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:09,979 WARN L245 tifierPushTermWalker]: treesize reduction 21, result has 74.4 percent of original size 61 [2021-05-01 08:26:10,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-05-01 08:26:10,050 INFO L212 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-05-01 08:26:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:26:10,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:26:10,063 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-05-01 08:26:10,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-05-01 08:26:10,091 INFO L142 QuantifierPusher]: treesize reduction 13, result has 56.7 percent of original size [2021-05-01 08:26:10,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-05-01 08:26:10,139 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-05-01 08:26:10,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-05-01 08:26:10,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:26:10,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 08:26:10,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:26:10,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 08:26:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 08:26:10,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 08:26:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 08:26:10,260 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.4 percent of original size [2021-05-01 08:26:10,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-05-01 08:26:10,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-05-01 08:26:10,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 08:26:10,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,349 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:10,424 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:10,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,426 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:10,512 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:10,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,514 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:10,611 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:10,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,613 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:10,721 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:10,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,723 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:10,843 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:10,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,846 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:10,973 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:10,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:10,975 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:10,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:10,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:11,119 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:11,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:11,122 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:11,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:11,279 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:11,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:11,281 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:11,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:11,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:11,460 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:11,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:11,462 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:11,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:11,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:11,641 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:11,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:11,643 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:11,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:11,836 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:11,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:11,839 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:11,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:11,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:12,041 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:12,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:12,044 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:12,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:12,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:12,255 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:12,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:12,258 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:12,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:12,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:12,489 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:12,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:12,492 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:12,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:12,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:12,739 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:12,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:12,741 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:12,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:12,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:12,986 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:12,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:12,989 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:12,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:12,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:13,262 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:13,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:13,265 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:13,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:13,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:13,529 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:13,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:13,531 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:13,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:13,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:13,819 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:13,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:13,822 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:13,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:13,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:14,127 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:14,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:14,129 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:14,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:14,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:14,441 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:14,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:14,443 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:14,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:14,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:14,791 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:14,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:14,793 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:14,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:14,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:15,130 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:15,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:15,132 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:15,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:15,476 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:15,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:15,478 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:15,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:15,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:15,836 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:15,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:15,839 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:15,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:15,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:16,311 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:16,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:16,314 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:16,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:16,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:16,810 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:16,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:16,813 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:16,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:16,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:17,213 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:17,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:17,216 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:17,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:17,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:17,625 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:17,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:17,628 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:17,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:17,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:18,055 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:18,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:18,057 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:18,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:18,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:18,508 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:18,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:18,510 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:18,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:18,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:18,981 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:18,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:18,984 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:18,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:18,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:19,470 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:19,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:19,473 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:19,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:19,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:19,966 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:19,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:19,969 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:19,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:19,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:20,476 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:20,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:20,479 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:20,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:20,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:20,987 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:20,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:20,989 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:20,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:20,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:21,510 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:21,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:21,512 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:21,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:21,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:22,062 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:22,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:22,064 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:22,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:22,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:22,630 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:22,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:22,632 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:22,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:22,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:23,225 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:23,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:23,227 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:23,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:23,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:23,804 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:23,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:23,811 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:23,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:23,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:24,424 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:24,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:24,427 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:24,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:24,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:25,046 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:25,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:25,049 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:25,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:25,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:25,662 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:25,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:25,665 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:25,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:25,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:26,313 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:26,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:26,315 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:26,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:26,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:26,974 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:26,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:26,977 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:26,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:26,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:27,616 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:27,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:27,619 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:27,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:27,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:28,253 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:28,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:28,255 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:28,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:28,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:28,905 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:28,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:28,907 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:28,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:28,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:29,627 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:29,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:29,630 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:29,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:29,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 08:26:30,438 INFO L142 QuantifierPusher]: treesize reduction 5, result has 94.8 percent of original size [2021-05-01 08:26:30,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 08:26:30,441 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-05-01 08:26:30,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-05-01 08:26:30,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83