/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/eureka_01-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 11:49:46,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 11:49:46,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 11:49:46,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 11:49:46,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 11:49:46,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 11:49:46,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 11:49:46,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 11:49:46,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 11:49:46,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 11:49:46,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 11:49:46,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 11:49:46,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 11:49:46,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 11:49:46,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 11:49:46,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 11:49:46,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 11:49:46,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 11:49:46,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 11:49:46,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 11:49:46,634 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-05-02 11:49:46,656 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 11:49:46,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 11:49:46,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-02 11:49:46,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-02 11:49:46,658 INFO L138 SettingsManager]: * Use SBE=true [2021-05-02 11:49:46,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 11:49:46,658 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 11:49:46,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 11:49:46,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 11:49:46,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 11:49:46,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 11:49:46,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 11:49:46,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 11:49:46,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 11:49:46,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 11:49:46,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 11:49:46,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-02 11:49:46,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-02 11:49:46,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 11:49:46,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-02 11:49:46,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 11:49:46,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-05-02 11:49:46,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 11:49:46,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 11:49:47,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 11:49:47,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 11:49:47,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 11:49:47,018 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 11:49:47,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/eureka_01-1.c [2021-05-02 11:49:47,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b8fe8d07/541c8e903dff4e258fd59c5a5ea5f511/FLAGc59779eec [2021-05-02 11:49:47,712 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 11:49:47,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_01-1.c [2021-05-02 11:49:47,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b8fe8d07/541c8e903dff4e258fd59c5a5ea5f511/FLAGc59779eec [2021-05-02 11:49:48,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b8fe8d07/541c8e903dff4e258fd59c5a5ea5f511 [2021-05-02 11:49:48,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 11:49:48,199 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 11:49:48,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 11:49:48,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 11:49:48,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 11:49:48,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd23994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48, skipping insertion in model container [2021-05-02 11:49:48,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 11:49:48,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 11:49:48,388 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_01-1.c[446,459] [2021-05-02 11:49:48,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 11:49:48,452 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 11:49:48,466 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_01-1.c[446,459] [2021-05-02 11:49:48,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 11:49:48,514 INFO L208 MainTranslator]: Completed translation [2021-05-02 11:49:48,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48 WrapperNode [2021-05-02 11:49:48,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 11:49:48,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 11:49:48,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 11:49:48,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 11:49:48,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... [2021-05-02 11:49:48,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 11:49:48,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 11:49:48,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 11:49:48,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 11:49:48,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 11:49:48,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 11:49:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 11:49:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 11:49:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 11:49:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 11:49:48,701 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 11:49:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 11:49:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 11:49:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 11:49:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 11:49:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 11:49:48,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-02 11:49:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 11:49:48,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 11:49:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 11:49:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 11:49:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 11:49:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 11:49:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 11:49:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 11:49:49,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 11:49:49,088 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-05-02 11:49:49,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:49:49 BoogieIcfgContainer [2021-05-02 11:49:49,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 11:49:49,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 11:49:49,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 11:49:49,093 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 11:49:49,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 11:49:48" (1/3) ... [2021-05-02 11:49:49,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15eb1a98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:49:49, skipping insertion in model container [2021-05-02 11:49:49,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:48" (2/3) ... [2021-05-02 11:49:49,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15eb1a98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:49:49, skipping insertion in model container [2021-05-02 11:49:49,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:49:49" (3/3) ... [2021-05-02 11:49:49,096 INFO L111 eAbstractionObserver]: Analyzing ICFG eureka_01-1.c [2021-05-02 11:49:49,101 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-02 11:49:49,104 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 11:49:49,116 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 11:49:49,134 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 11:49:49,134 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 11:49:49,134 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-02 11:49:49,134 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 11:49:49,134 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 11:49:49,134 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 11:49:49,135 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 11:49:49,135 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 11:49:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 29 states have (on average 1.5862068965517242) internal successors, (46), 30 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-02 11:49:49,157 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:49,157 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:49,158 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:49,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:49,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1703238628, now seen corresponding path program 1 times [2021-05-02 11:49:49,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:49,173 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858024864] [2021-05-02 11:49:49,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:49,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:49,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:49:49,479 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:49,480 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858024864] [2021-05-02 11:49:49,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858024864] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 11:49:49,481 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 11:49:49,481 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-02 11:49:49,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504804481] [2021-05-02 11:49:49,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-02 11:49:49,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:49,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-02 11:49:49,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-02 11:49:49,501 INFO L87 Difference]: Start difference. First operand has 37 states, 29 states have (on average 1.5862068965517242) internal successors, (46), 30 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 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) [2021-05-02 11:49:49,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:49,631 INFO L93 Difference]: Finished difference Result 65 states and 91 transitions. [2021-05-02 11:49:49,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 11:49:49,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 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 [2021-05-02 11:49:49,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:49,637 INFO L225 Difference]: With dead ends: 65 [2021-05-02 11:49:49,637 INFO L226 Difference]: Without dead ends: 32 [2021-05-02 11:49:49,639 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 58.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-02 11:49:49,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-05-02 11:49:49,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-05-02 11:49:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 26 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 11:49:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2021-05-02 11:49:49,675 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 38 transitions. Word has length 19 [2021-05-02 11:49:49,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:49,675 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-05-02 11:49:49,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 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) [2021-05-02 11:49:49,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-05-02 11:49:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-02 11:49:49,676 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:49,676 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:49,676 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 11:49:49,677 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:49,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:49,677 INFO L82 PathProgramCache]: Analyzing trace with hash -779965392, now seen corresponding path program 1 times [2021-05-02 11:49:49,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:49,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221329740] [2021-05-02 11:49:49,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:49,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:49:49,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:49,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221329740] [2021-05-02 11:49:49,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221329740] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 11:49:49,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 11:49:49,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-02 11:49:49,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902574301] [2021-05-02 11:49:49,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 11:49:49,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:49,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 11:49:49,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 11:49:49,813 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 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) [2021-05-02 11:49:50,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:50,001 INFO L93 Difference]: Finished difference Result 80 states and 100 transitions. [2021-05-02 11:49:50,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 11:49:50,002 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 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 [2021-05-02 11:49:50,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:50,006 INFO L225 Difference]: With dead ends: 80 [2021-05-02 11:49:50,006 INFO L226 Difference]: Without dead ends: 48 [2021-05-02 11:49:50,008 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 34.8ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 11:49:50,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-05-02 11:49:50,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 34. [2021-05-02 11:49:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 11:49:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2021-05-02 11:49:50,028 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 40 transitions. Word has length 19 [2021-05-02 11:49:50,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:50,029 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-05-02 11:49:50,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 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) [2021-05-02 11:49:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2021-05-02 11:49:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-02 11:49:50,031 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:50,031 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:50,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 11:49:50,032 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:50,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:50,032 INFO L82 PathProgramCache]: Analyzing trace with hash 470194446, now seen corresponding path program 1 times [2021-05-02 11:49:50,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:50,035 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421317077] [2021-05-02 11:49:50,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:50,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:50,324 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:50,324 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421317077] [2021-05-02 11:49:50,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421317077] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:50,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314409277] [2021-05-02 11:49:50,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:50,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-02 11:49:50,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:50,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-05-02 11:49:50,524 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:50,532 INFO L628 ElimStorePlain]: treesize reduction 7, result has 72.0 percent of original size [2021-05-02 11:49:50,534 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:50,536 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:18 [2021-05-02 11:49:50,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-05-02 11:49:50,596 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:50,598 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:50,598 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:50,599 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2021-05-02 11:49:50,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:50,656 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [314409277] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:50,656 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:50,656 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-05-02 11:49:50,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559007309] [2021-05-02 11:49:50,657 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-02 11:49:50,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:50,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-02 11:49:50,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-05-02 11:49:50,659 INFO L87 Difference]: Start difference. First operand 34 states and 40 transitions. Second operand has 12 states, 10 states have (on average 2.7) internal successors, (27), 9 states have internal predecessors, (27), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:51,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:51,010 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2021-05-02 11:49:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 11:49:51,011 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 9 states have internal predecessors, (27), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2021-05-02 11:49:51,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:51,012 INFO L225 Difference]: With dead ends: 78 [2021-05-02 11:49:51,012 INFO L226 Difference]: Without dead ends: 76 [2021-05-02 11:49:51,013 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 253.3ms TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-05-02 11:49:51,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-05-02 11:49:51,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 55. [2021-05-02 11:49:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 47 states have (on average 1.2765957446808511) internal successors, (60), 48 states have internal predecessors, (60), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 67 transitions. [2021-05-02 11:49:51,021 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 67 transitions. Word has length 25 [2021-05-02 11:49:51,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:51,021 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 67 transitions. [2021-05-02 11:49:51,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 9 states have internal predecessors, (27), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:51,022 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2021-05-02 11:49:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-02 11:49:51,022 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:51,022 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:51,237 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-05-02 11:49:51,237 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:51,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:51,237 INFO L82 PathProgramCache]: Analyzing trace with hash -550873908, now seen corresponding path program 1 times [2021-05-02 11:49:51,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:51,238 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178605005] [2021-05-02 11:49:51,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:51,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:51,317 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:51,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178605005] [2021-05-02 11:49:51,317 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178605005] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 11:49:51,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 11:49:51,318 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 11:49:51,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131928187] [2021-05-02 11:49:51,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 11:49:51,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:51,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 11:49:51,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 11:49:51,320 INFO L87 Difference]: Start difference. First operand 55 states and 67 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 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) [2021-05-02 11:49:51,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:51,401 INFO L93 Difference]: Finished difference Result 82 states and 101 transitions. [2021-05-02 11:49:51,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 11:49:51,402 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 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 [2021-05-02 11:49:51,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:51,405 INFO L225 Difference]: With dead ends: 82 [2021-05-02 11:49:51,406 INFO L226 Difference]: Without dead ends: 57 [2021-05-02 11:49:51,406 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.2ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 11:49:51,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-05-02 11:49:51,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2021-05-02 11:49:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 48 states have (on average 1.2708333333333333) internal successors, (61), 49 states have internal predecessors, (61), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2021-05-02 11:49:51,426 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 25 [2021-05-02 11:49:51,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:51,427 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2021-05-02 11:49:51,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 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) [2021-05-02 11:49:51,427 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2021-05-02 11:49:51,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-05-02 11:49:51,429 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:51,430 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:51,430 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-02 11:49:51,430 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:51,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:51,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1439064257, now seen corresponding path program 1 times [2021-05-02 11:49:51,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:51,431 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614551527] [2021-05-02 11:49:51,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:51,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:51,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:51,556 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:51,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614551527] [2021-05-02 11:49:51,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614551527] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:51,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281008137] [2021-05-02 11:49:51,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:51,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-02 11:49:51,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:51,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:51,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:51,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:51,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281008137] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:51,745 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:51,746 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2021-05-02 11:49:51,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291539803] [2021-05-02 11:49:51,746 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-02 11:49:51,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:51,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-02 11:49:51,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-05-02 11:49:51,748 INFO L87 Difference]: Start difference. First operand 56 states and 68 transitions. Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 8 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:51,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:51,923 INFO L93 Difference]: Finished difference Result 130 states and 165 transitions. [2021-05-02 11:49:51,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-02 11:49:51,924 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 8 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2021-05-02 11:49:51,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:51,925 INFO L225 Difference]: With dead ends: 130 [2021-05-02 11:49:51,925 INFO L226 Difference]: Without dead ends: 94 [2021-05-02 11:49:51,925 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 94.7ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-05-02 11:49:51,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-05-02 11:49:51,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 68. [2021-05-02 11:49:51,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 60 states have (on average 1.2833333333333334) internal successors, (77), 61 states have internal predecessors, (77), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:51,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 84 transitions. [2021-05-02 11:49:51,933 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 84 transitions. Word has length 28 [2021-05-02 11:49:51,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:51,934 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 84 transitions. [2021-05-02 11:49:51,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 8 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:51,934 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2021-05-02 11:49:51,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-05-02 11:49:51,935 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:51,935 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:52,148 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:52,149 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:52,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:52,149 INFO L82 PathProgramCache]: Analyzing trace with hash 244787668, now seen corresponding path program 1 times [2021-05-02 11:49:52,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:52,149 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774652219] [2021-05-02 11:49:52,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:52,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:52,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:49:52,227 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:52,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774652219] [2021-05-02 11:49:52,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774652219] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:52,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339671589] [2021-05-02 11:49:52,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:52,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 11:49:52,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:52,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:52,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:52,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:52,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:52,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:52,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:49:52,401 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339671589] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:52,401 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:52,401 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 11:49:52,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838737821] [2021-05-02 11:49:52,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 11:49:52,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:52,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 11:49:52,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-05-02 11:49:52,402 INFO L87 Difference]: Start difference. First operand 68 states and 84 transitions. Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 10 states have internal predecessors, (34), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:52,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:52,733 INFO L93 Difference]: Finished difference Result 195 states and 249 transitions. [2021-05-02 11:49:52,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 11:49:52,734 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 10 states have internal predecessors, (34), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2021-05-02 11:49:52,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:52,735 INFO L225 Difference]: With dead ends: 195 [2021-05-02 11:49:52,735 INFO L226 Difference]: Without dead ends: 165 [2021-05-02 11:49:52,736 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 110.4ms TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-05-02 11:49:52,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-05-02 11:49:52,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 87. [2021-05-02 11:49:52,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 79 states have (on average 1.3037974683544304) internal successors, (103), 80 states have internal predecessors, (103), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 110 transitions. [2021-05-02 11:49:52,752 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 110 transitions. Word has length 28 [2021-05-02 11:49:52,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:52,752 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 110 transitions. [2021-05-02 11:49:52,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 10 states have internal predecessors, (34), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2021-05-02 11:49:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-02 11:49:52,753 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:52,753 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:52,956 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:52,957 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:52,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:52,957 INFO L82 PathProgramCache]: Analyzing trace with hash 777875589, now seen corresponding path program 1 times [2021-05-02 11:49:52,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:52,958 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824438137] [2021-05-02 11:49:52,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:53,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:53,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:49:53,585 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:53,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824438137] [2021-05-02 11:49:53,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824438137] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:53,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017546374] [2021-05-02 11:49:53,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:53,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-02 11:49:53,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:53,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-05-02 11:49:53,711 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:53,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:53,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:53,724 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:31, output treesize:21 [2021-05-02 11:49:53,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-05-02 11:49:53,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:53,780 INFO L628 ElimStorePlain]: treesize reduction 4, result has 84.0 percent of original size [2021-05-02 11:49:53,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:53,781 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:21 [2021-05-02 11:49:53,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,891 INFO L354 Elim1Store]: treesize reduction 64, result has 19.0 percent of original size [2021-05-02 11:49:53,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 35 [2021-05-02 11:49:53,895 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:53,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:53,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-02 11:49:53,914 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:41 [2021-05-02 11:49:53,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:53,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,280 INFO L354 Elim1Store]: treesize reduction 29, result has 12.1 percent of original size [2021-05-02 11:49:54,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 22 [2021-05-02 11:49:54,284 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:54,288 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:54,290 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:54,290 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:40, output treesize:3 [2021-05-02 11:49:54,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:49:54,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017546374] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:54,344 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:54,345 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13] total 27 [2021-05-02 11:49:54,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398683065] [2021-05-02 11:49:54,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-02 11:49:54,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:54,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-02 11:49:54,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=594, Unknown=0, NotChecked=0, Total=702 [2021-05-02 11:49:54,346 INFO L87 Difference]: Start difference. First operand 87 states and 110 transitions. Second operand has 27 states, 25 states have (on average 2.0) internal successors, (50), 24 states have internal predecessors, (50), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:55,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:55,859 INFO L93 Difference]: Finished difference Result 225 states and 290 transitions. [2021-05-02 11:49:55,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-02 11:49:55,860 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 2.0) internal successors, (50), 24 states have internal predecessors, (50), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2021-05-02 11:49:55,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:55,862 INFO L225 Difference]: With dead ends: 225 [2021-05-02 11:49:55,862 INFO L226 Difference]: Without dead ends: 223 [2021-05-02 11:49:55,863 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553 ImplicationChecksByTransitivity, 1351.5ms TimeCoverageRelationStatistics Valid=430, Invalid=1826, Unknown=0, NotChecked=0, Total=2256 [2021-05-02 11:49:55,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-05-02 11:49:55,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 89. [2021-05-02 11:49:55,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 81 states have (on average 1.3209876543209877) internal successors, (107), 82 states have internal predecessors, (107), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:55,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2021-05-02 11:49:55,876 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 31 [2021-05-02 11:49:55,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:55,876 INFO L480 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2021-05-02 11:49:55,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 25 states have (on average 2.0) internal successors, (50), 24 states have internal predecessors, (50), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2021-05-02 11:49:55,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-02 11:49:55,877 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:55,877 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:56,100 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:56,101 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:56,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:56,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1819082994, now seen corresponding path program 2 times [2021-05-02 11:49:56,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:56,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99380848] [2021-05-02 11:49:56,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-02 11:49:56,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:56,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99380848] [2021-05-02 11:49:56,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99380848] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:56,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007476428] [2021-05-02 11:49:56,286 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:56,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 11:49:56,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:49:56,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-02 11:49:56,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:56,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-02 11:49:56,386 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:56,391 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:56,392 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:56,392 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:22 [2021-05-02 11:49:56,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:56,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2021-05-02 11:49:56,449 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:56,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:56,458 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:56,458 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:42, output treesize:18 [2021-05-02 11:49:56,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-05-02 11:49:56,505 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:56,510 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:56,510 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:56,510 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2021-05-02 11:49:56,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-02 11:49:56,549 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007476428] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:56,549 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:56,549 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 15 [2021-05-02 11:49:56,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808482397] [2021-05-02 11:49:56,549 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-02 11:49:56,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:56,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-02 11:49:56,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-05-02 11:49:56,551 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand has 15 states, 13 states have (on average 2.4615384615384617) internal successors, (32), 12 states have internal predecessors, (32), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:56,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:56,934 INFO L93 Difference]: Finished difference Result 169 states and 218 transitions. [2021-05-02 11:49:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-02 11:49:56,935 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 2.4615384615384617) internal successors, (32), 12 states have internal predecessors, (32), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2021-05-02 11:49:56,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:56,936 INFO L225 Difference]: With dead ends: 169 [2021-05-02 11:49:56,936 INFO L226 Difference]: Without dead ends: 167 [2021-05-02 11:49:56,936 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 254.9ms TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2021-05-02 11:49:56,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-05-02 11:49:56,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 99. [2021-05-02 11:49:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 91 states have (on average 1.3406593406593406) internal successors, (122), 92 states have internal predecessors, (122), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:56,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 129 transitions. [2021-05-02 11:49:56,948 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 129 transitions. Word has length 31 [2021-05-02 11:49:56,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:56,948 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 129 transitions. [2021-05-02 11:49:56,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 13 states have (on average 2.4615384615384617) internal successors, (32), 12 states have internal predecessors, (32), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2021-05-02 11:49:56,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-05-02 11:49:56,949 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:56,949 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:57,173 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:57,173 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:57,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:57,174 INFO L82 PathProgramCache]: Analyzing trace with hash -12240024, now seen corresponding path program 1 times [2021-05-02 11:49:57,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:57,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107128171] [2021-05-02 11:49:57,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:57,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:57,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-05-02 11:49:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:57,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:57,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107128171] [2021-05-02 11:49:57,285 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107128171] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:57,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698039536] [2021-05-02 11:49:57,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:57,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 11:49:57,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:57,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:57,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:57,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698039536] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:57,472 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:57,472 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 11:49:57,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338455757] [2021-05-02 11:49:57,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 11:49:57,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:57,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 11:49:57,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-05-02 11:49:57,473 INFO L87 Difference]: Start difference. First operand 99 states and 129 transitions. Second operand has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 10 states have internal predecessors, (37), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:57,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:57,670 INFO L93 Difference]: Finished difference Result 238 states and 310 transitions. [2021-05-02 11:49:57,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 11:49:57,670 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 10 states have internal predecessors, (37), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 33 [2021-05-02 11:49:57,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:57,672 INFO L225 Difference]: With dead ends: 238 [2021-05-02 11:49:57,672 INFO L226 Difference]: Without dead ends: 169 [2021-05-02 11:49:57,672 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 101.7ms TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-05-02 11:49:57,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-05-02 11:49:57,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 118. [2021-05-02 11:49:57,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 109 states have (on average 1.3302752293577982) internal successors, (145), 111 states have internal predecessors, (145), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:57,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 153 transitions. [2021-05-02 11:49:57,692 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 153 transitions. Word has length 33 [2021-05-02 11:49:57,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:57,692 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 153 transitions. [2021-05-02 11:49:57,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 10 states have internal predecessors, (37), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:57,693 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2021-05-02 11:49:57,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-05-02 11:49:57,696 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:57,696 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:57,908 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:57,909 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:57,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:57,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1882894858, now seen corresponding path program 2 times [2021-05-02 11:49:57,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:57,909 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364754941] [2021-05-02 11:49:57,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:57,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:57,990 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:57,990 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364754941] [2021-05-02 11:49:57,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364754941] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:57,990 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250098011] [2021-05-02 11:49:57,990 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:58,068 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 11:49:58,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:49:58,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 11:49:58,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:58,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:58,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:58,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:58,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:58,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:58,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:58,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:58,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250098011] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:58,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:49:58,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 11:49:58,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141575772] [2021-05-02 11:49:58,163 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 11:49:58,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:49:58,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 11:49:58,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-05-02 11:49:58,164 INFO L87 Difference]: Start difference. First operand 118 states and 153 transitions. Second operand has 11 states, 11 states have (on average 3.6363636363636362) internal successors, (40), 10 states have internal predecessors, (40), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:58,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:49:58,461 INFO L93 Difference]: Finished difference Result 228 states and 290 transitions. [2021-05-02 11:49:58,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-02 11:49:58,461 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.6363636363636362) internal successors, (40), 10 states have internal predecessors, (40), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-05-02 11:49:58,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:49:58,464 INFO L225 Difference]: With dead ends: 228 [2021-05-02 11:49:58,464 INFO L226 Difference]: Without dead ends: 207 [2021-05-02 11:49:58,467 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 122.8ms TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2021-05-02 11:49:58,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-05-02 11:49:58,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 160. [2021-05-02 11:49:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 151 states have (on average 1.3245033112582782) internal successors, (200), 153 states have internal predecessors, (200), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:49:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2021-05-02 11:49:58,487 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 34 [2021-05-02 11:49:58,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:49:58,487 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2021-05-02 11:49:58,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.6363636363636362) internal successors, (40), 10 states have internal predecessors, (40), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:49:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2021-05-02 11:49:58,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-02 11:49:58,488 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:49:58,488 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:49:58,708 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-05-02 11:49:58,709 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:49:58,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:49:58,709 INFO L82 PathProgramCache]: Analyzing trace with hash -1470221714, now seen corresponding path program 3 times [2021-05-02 11:49:58,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:49:58,710 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167689653] [2021-05-02 11:49:58,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:49:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:59,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:49:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:49:59,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:49:59,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:49:59,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167689653] [2021-05-02 11:49:59,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167689653] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:49:59,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979377896] [2021-05-02 11:49:59,413 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:49:59,619 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-05-02 11:49:59,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:49:59,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 49 conjunts are in the unsatisfiable core [2021-05-02 11:49:59,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:49:59,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-05-02 11:49:59,655 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:59,674 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:49:59,676 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:59,676 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:53 [2021-05-02 11:49:59,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:59,736 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-05-02 11:49:59,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 52 [2021-05-02 11:49:59,739 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:59,770 INFO L628 ElimStorePlain]: treesize reduction 4, result has 93.0 percent of original size [2021-05-02 11:49:59,771 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:49:59,771 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:53 [2021-05-02 11:49:59,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:49:59,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:59,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:49:59,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:49:59,962 INFO L354 Elim1Store]: treesize reduction 173, result has 16.8 percent of original size [2021-05-02 11:49:59,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 66 treesize of output 80 [2021-05-02 11:49:59,977 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:49:59,999 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:50:00,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,004 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-02 11:50:00,004 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:80 [2021-05-02 11:50:00,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:50:00,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:50:00,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:50:00,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:50:00,302 INFO L354 Elim1Store]: treesize reduction 306, result has 15.0 percent of original size [2021-05-02 11:50:00,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 107 [2021-05-02 11:50:00,316 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:50:00,351 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:50:00,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,365 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-05-02 11:50:00,365 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:102, output treesize:106 [2021-05-02 11:50:00,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:00,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,449 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 59 [2021-05-02 11:50:02,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:02,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,861 WARN L205 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-05-02 11:50:06,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:06,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,053 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 82 [2021-05-02 11:50:09,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:09,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,310 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 84 [2021-05-02 11:50:11,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:11,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,498 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 91 [2021-05-02 11:50:13,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:13,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,744 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 91 [2021-05-02 11:50:15,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:15,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:50:16,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:50:16,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:50:16,199 INFO L354 Elim1Store]: treesize reduction 128, result has 8.6 percent of original size [2021-05-02 11:50:16,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 4 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 81 treesize of output 46 [2021-05-02 11:50:16,204 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:50:16,216 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:50:16,219 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:50:16,220 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:91, output treesize:3 [2021-05-02 11:50:16,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:50:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:50:16,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979377896] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:50:16,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:50:16,351 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 36 [2021-05-02 11:50:16,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174971729] [2021-05-02 11:50:16,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-02 11:50:16,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:50:16,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-02 11:50:16,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=1129, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 11:50:16,352 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 36 states, 34 states have (on average 1.8235294117647058) internal successors, (62), 33 states have internal predecessors, (62), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:50:18,208 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 52 [2021-05-02 11:50:18,879 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 76 [2021-05-02 11:50:23,137 WARN L205 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 123 DAG size of output: 87 [2021-05-02 11:50:28,605 WARN L205 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 130 DAG size of output: 85 [2021-05-02 11:50:28,958 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 69 [2021-05-02 11:50:30,659 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 69 [2021-05-02 11:50:30,866 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 67 [2021-05-02 11:50:37,165 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 71 [2021-05-02 11:50:39,608 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 104 DAG size of output: 50 [2021-05-02 11:50:47,042 WARN L205 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 72 [2021-05-02 11:50:53,078 WARN L205 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 131 DAG size of output: 81 [2021-05-02 11:50:59,749 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2021-05-02 11:51:05,462 WARN L205 SmtUtils]: Spent 5.61 s on a formula simplification. DAG size of input: 119 DAG size of output: 83 [2021-05-02 11:51:08,978 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 141 DAG size of output: 64 [2021-05-02 11:51:12,915 WARN L205 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 139 DAG size of output: 83 [2021-05-02 11:51:22,972 WARN L205 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 120 DAG size of output: 79 [2021-05-02 11:51:23,288 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 68 [2021-05-02 11:51:31,680 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2021-05-02 11:51:38,668 WARN L205 SmtUtils]: Spent 6.69 s on a formula simplification. DAG size of input: 130 DAG size of output: 83 [2021-05-02 11:51:45,572 WARN L205 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 128 DAG size of output: 81 [2021-05-02 11:51:57,443 WARN L205 SmtUtils]: Spent 6.98 s on a formula simplification. DAG size of input: 126 DAG size of output: 80 [2021-05-02 11:52:01,313 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 102 DAG size of output: 78 [2021-05-02 11:52:05,948 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 66 [2021-05-02 11:52:13,260 WARN L205 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 125 DAG size of output: 89 [2021-05-02 11:52:13,634 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 71 [2021-05-02 11:52:28,289 WARN L205 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 115 DAG size of output: 78 [2021-05-02 11:52:39,230 WARN L205 SmtUtils]: Spent 8.50 s on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2021-05-02 11:52:39,446 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 68 [2021-05-02 11:52:49,881 WARN L205 SmtUtils]: Spent 8.19 s on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-05-02 11:52:52,174 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2021-05-02 11:52:52,635 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 66 [2021-05-02 11:52:57,218 WARN L205 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2021-05-02 11:53:05,668 WARN L205 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2021-05-02 11:53:11,606 WARN L205 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 135 DAG size of output: 73 [2021-05-02 11:53:18,732 WARN L205 SmtUtils]: Spent 5.97 s on a formula simplification. DAG size of input: 137 DAG size of output: 75 [2021-05-02 11:53:25,861 WARN L205 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 114 DAG size of output: 74 [2021-05-02 11:53:38,311 WARN L205 SmtUtils]: Spent 8.36 s on a formula simplification. DAG size of input: 126 DAG size of output: 85 [2021-05-02 11:53:50,487 WARN L205 SmtUtils]: Spent 8.22 s on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-05-02 11:53:52,747 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2021-05-02 11:54:03,065 WARN L205 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 117 DAG size of output: 85 [2021-05-02 11:54:11,424 WARN L205 SmtUtils]: Spent 8.27 s on a formula simplification. DAG size of input: 119 DAG size of output: 87 [2021-05-02 11:54:15,726 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 104 DAG size of output: 63 [2021-05-02 11:54:24,832 WARN L205 SmtUtils]: Spent 8.20 s on a formula simplification. DAG size of input: 116 DAG size of output: 74 [2021-05-02 11:54:37,348 WARN L205 SmtUtils]: Spent 8.15 s on a formula simplification. DAG size of input: 105 DAG size of output: 72 [2021-05-02 11:54:47,602 WARN L205 SmtUtils]: Spent 8.15 s on a formula simplification. DAG size of input: 107 DAG size of output: 74 [2021-05-02 11:54:55,852 WARN L205 SmtUtils]: Spent 8.18 s on a formula simplification. DAG size of input: 109 DAG size of output: 76 [2021-05-02 11:55:45,128 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 128 DAG size of output: 64 [2021-05-02 11:56:16,226 WARN L205 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 118 DAG size of output: 73 [2021-05-02 11:56:22,057 WARN L205 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 140 DAG size of output: 64 [2021-05-02 11:56:49,785 WARN L205 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-05-02 11:57:12,852 WARN L205 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-05-02 11:57:17,203 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 60 [2021-05-02 11:57:44,910 WARN L205 SmtUtils]: Spent 4.21 s on a formula simplification. DAG size of input: 107 DAG size of output: 71 [2021-05-02 11:57:50,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:57:50,986 INFO L93 Difference]: Finished difference Result 658 states and 841 transitions. [2021-05-02 11:57:50,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-05-02 11:57:50,991 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 34 states have (on average 1.8235294117647058) internal successors, (62), 33 states have internal predecessors, (62), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2021-05-02 11:57:50,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:57:50,994 INFO L225 Difference]: With dead ends: 658 [2021-05-02 11:57:50,994 INFO L226 Difference]: Without dead ends: 615 [2021-05-02 11:57:51,000 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 21 SyntacticMatches, 3 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4586 ImplicationChecksByTransitivity, 419282.9ms TimeCoverageRelationStatistics Valid=2034, Invalid=12182, Unknown=64, NotChecked=0, Total=14280 [2021-05-02 11:57:51,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-05-02 11:57:51,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 216. [2021-05-02 11:57:51,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 207 states have (on average 1.3768115942028984) internal successors, (285), 209 states have internal predecessors, (285), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:57:51,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 293 transitions. [2021-05-02 11:57:51,038 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 293 transitions. Word has length 37 [2021-05-02 11:57:51,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:57:51,038 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 293 transitions. [2021-05-02 11:57:51,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 34 states have (on average 1.8235294117647058) internal successors, (62), 33 states have internal predecessors, (62), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:57:51,039 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 293 transitions. [2021-05-02 11:57:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-02 11:57:51,040 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:57:51,040 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:57:51,265 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-05-02 11:57:51,265 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:57:51,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:57:51,265 INFO L82 PathProgramCache]: Analyzing trace with hash -651731607, now seen corresponding path program 1 times [2021-05-02 11:57:51,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:57:51,266 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175532370] [2021-05-02 11:57:51,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:57:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:51,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:57:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-05-02 11:57:51,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:57:51,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175532370] [2021-05-02 11:57:51,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175532370] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 11:57:51,402 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 11:57:51,403 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-02 11:57:51,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392061755] [2021-05-02 11:57:51,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 11:57:51,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:57:51,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 11:57:51,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 11:57:51,404 INFO L87 Difference]: Start difference. First operand 216 states and 293 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 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) [2021-05-02 11:57:51,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:57:51,582 INFO L93 Difference]: Finished difference Result 341 states and 466 transitions. [2021-05-02 11:57:51,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-02 11:57:51,584 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 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 37 [2021-05-02 11:57:51,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:57:51,585 INFO L225 Difference]: With dead ends: 341 [2021-05-02 11:57:51,585 INFO L226 Difference]: Without dead ends: 230 [2021-05-02 11:57:51,586 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 55.3ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 11:57:51,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-05-02 11:57:51,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 211. [2021-05-02 11:57:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 202 states have (on average 1.3712871287128714) internal successors, (277), 204 states have internal predecessors, (277), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:57:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 285 transitions. [2021-05-02 11:57:51,615 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 285 transitions. Word has length 37 [2021-05-02 11:57:51,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:57:51,615 INFO L480 AbstractCegarLoop]: Abstraction has 211 states and 285 transitions. [2021-05-02 11:57:51,615 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 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) [2021-05-02 11:57:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 285 transitions. [2021-05-02 11:57:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-02 11:57:51,616 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:57:51,616 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:57:51,616 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-02 11:57:51,617 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:57:51,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:57:51,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1398448694, now seen corresponding path program 2 times [2021-05-02 11:57:51,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:57:51,617 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543610594] [2021-05-02 11:57:51,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:57:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:51,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:57:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:51,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 11:57:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-05-02 11:57:51,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:57:51,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543610594] [2021-05-02 11:57:51,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543610594] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:57:51,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642115677] [2021-05-02 11:57:51,729 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:57:51,822 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 11:57:51,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:57:51,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-02 11:57:51,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:57:51,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:51,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:51,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-02 11:57:51,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642115677] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 11:57:51,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-02 11:57:51,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2021-05-02 11:57:51,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794349235] [2021-05-02 11:57:51,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 11:57:51,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:57:51,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 11:57:51,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-05-02 11:57:51,972 INFO L87 Difference]: Start difference. First operand 211 states and 285 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 11:57:52,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:57:52,068 INFO L93 Difference]: Finished difference Result 315 states and 417 transitions. [2021-05-02 11:57:52,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 11:57:52,070 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 39 [2021-05-02 11:57:52,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:57:52,071 INFO L225 Difference]: With dead ends: 315 [2021-05-02 11:57:52,071 INFO L226 Difference]: Without dead ends: 142 [2021-05-02 11:57:52,072 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 99.8ms TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-05-02 11:57:52,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-05-02 11:57:52,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 129. [2021-05-02 11:57:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 120 states have (on average 1.2666666666666666) internal successors, (152), 122 states have internal predecessors, (152), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:57:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 160 transitions. [2021-05-02 11:57:52,087 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 160 transitions. Word has length 39 [2021-05-02 11:57:52,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:57:52,087 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 160 transitions. [2021-05-02 11:57:52,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 11:57:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2021-05-02 11:57:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-02 11:57:52,088 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:57:52,088 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:57:52,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:57:52,292 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:57:52,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:57:52,293 INFO L82 PathProgramCache]: Analyzing trace with hash 524779340, now seen corresponding path program 1 times [2021-05-02 11:57:52,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:57:52,293 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233335110] [2021-05-02 11:57:52,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:57:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:52,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:57:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:52,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 11:57:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-02 11:57:52,855 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:57:52,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233335110] [2021-05-02 11:57:52,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233335110] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:57:52,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715206423] [2021-05-02 11:57:52,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:57:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:57:52,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 22 conjunts are in the unsatisfiable core [2021-05-02 11:57:52,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:57:53,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-05-02 11:57:53,072 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:57:53,081 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:57:53,083 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:57:53,084 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2021-05-02 11:57:53,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-05-02 11:57:53,672 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:57:53,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:57:53,680 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:57:53,680 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2021-05-02 11:57:53,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:57:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-02 11:57:53,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [715206423] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:57:53,841 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:57:53,842 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 23 [2021-05-02 11:57:53,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243528759] [2021-05-02 11:57:53,842 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-02 11:57:53,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:57:53,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-02 11:57:53,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2021-05-02 11:57:53,844 INFO L87 Difference]: Start difference. First operand 129 states and 160 transitions. Second operand has 23 states, 21 states have (on average 2.6666666666666665) internal successors, (56), 19 states have internal predecessors, (56), 6 states have call successors, (7), 6 states have call predecessors, (7), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:58:06,168 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-05-02 11:58:06,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:58:06,659 INFO L93 Difference]: Finished difference Result 201 states and 245 transitions. [2021-05-02 11:58:06,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-02 11:58:06,662 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 2.6666666666666665) internal successors, (56), 19 states have internal predecessors, (56), 6 states have call successors, (7), 6 states have call predecessors, (7), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 39 [2021-05-02 11:58:06,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:58:06,663 INFO L225 Difference]: With dead ends: 201 [2021-05-02 11:58:06,664 INFO L226 Difference]: Without dead ends: 199 [2021-05-02 11:58:06,665 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 1920.9ms TimeCoverageRelationStatistics Valid=199, Invalid=1061, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 11:58:06,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2021-05-02 11:58:06,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 137. [2021-05-02 11:58:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 126 states have (on average 1.253968253968254) internal successors, (158), 128 states have internal predecessors, (158), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 11:58:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 168 transitions. [2021-05-02 11:58:06,692 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 168 transitions. Word has length 39 [2021-05-02 11:58:06,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:58:06,692 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 168 transitions. [2021-05-02 11:58:06,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 21 states have (on average 2.6666666666666665) internal successors, (56), 19 states have internal predecessors, (56), 6 states have call successors, (7), 6 states have call predecessors, (7), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 11:58:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2021-05-02 11:58:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-05-02 11:58:06,693 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:58:06,693 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:58:06,913 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:06,915 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:58:06,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:58:06,916 INFO L82 PathProgramCache]: Analyzing trace with hash 994866975, now seen corresponding path program 4 times [2021-05-02 11:58:06,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:58:06,916 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492957436] [2021-05-02 11:58:06,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:58:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:07,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:58:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:07,166 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:58:07,166 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:58:07,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492957436] [2021-05-02 11:58:07,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492957436] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:07,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1903204376] [2021-05-02 11:58:07,167 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:07,241 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 11:58:07,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:58:07,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-02 11:58:07,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:58:07,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:58:07,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1903204376] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:07,544 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:58:07,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-05-02 11:58:07,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183198436] [2021-05-02 11:58:07,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-02 11:58:07,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:58:07,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-02 11:58:07,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-05-02 11:58:07,546 INFO L87 Difference]: Start difference. First operand 137 states and 168 transitions. Second operand has 14 states, 14 states have (on average 3.5) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:08,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:58:08,358 INFO L93 Difference]: Finished difference Result 307 states and 380 transitions. [2021-05-02 11:58:08,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-02 11:58:08,359 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.5) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2021-05-02 11:58:08,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:58:08,361 INFO L225 Difference]: With dead ends: 307 [2021-05-02 11:58:08,361 INFO L226 Difference]: Without dead ends: 278 [2021-05-02 11:58:08,380 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 445.7ms TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2021-05-02 11:58:08,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-05-02 11:58:08,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 176. [2021-05-02 11:58:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 165 states have (on average 1.2787878787878788) internal successors, (211), 167 states have internal predecessors, (211), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 11:58:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 221 transitions. [2021-05-02 11:58:08,413 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 221 transitions. Word has length 40 [2021-05-02 11:58:08,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:58:08,413 INFO L480 AbstractCegarLoop]: Abstraction has 176 states and 221 transitions. [2021-05-02 11:58:08,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.5) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 221 transitions. [2021-05-02 11:58:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-05-02 11:58:08,414 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:58:08,414 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:58:08,632 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-05-02 11:58:08,633 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:58:08,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:58:08,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1497733084, now seen corresponding path program 2 times [2021-05-02 11:58:08,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:58:08,634 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192218707] [2021-05-02 11:58:08,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:58:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:09,175 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 24 [2021-05-02 11:58:09,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:58:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-05-02 11:58:09,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:58:09,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192218707] [2021-05-02 11:58:09,726 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192218707] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:09,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637779380] [2021-05-02 11:58:09,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:09,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 11:58:09,843 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:58:09,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 49 conjunts are in the unsatisfiable core [2021-05-02 11:58:09,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:58:09,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:09,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:09,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:09,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-05-02 11:58:09,913 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:09,943 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:09,946 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:09,947 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:28 [2021-05-02 11:58:10,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-02 11:58:10,056 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:10,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:10,093 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:10,093 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2021-05-02 11:58:10,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:10,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-05-02 11:58:10,325 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:10,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:10,373 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:10,374 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:32 [2021-05-02 11:58:10,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:10,722 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-05-02 11:58:10,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 36 [2021-05-02 11:58:10,727 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:10,797 INFO L628 ElimStorePlain]: treesize reduction 4, result has 93.2 percent of original size [2021-05-02 11:58:10,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:10,800 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:55 [2021-05-02 11:58:11,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,382 INFO L354 Elim1Store]: treesize reduction 96, result has 13.5 percent of original size [2021-05-02 11:58:11,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 79 treesize of output 65 [2021-05-02 11:58:11,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:11,502 INFO L354 Elim1Store]: treesize reduction 136, result has 13.9 percent of original size [2021-05-02 11:58:11,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 77 treesize of output 70 [2021-05-02 11:58:11,509 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:11,586 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:11,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-05-02 11:58:11,589 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:197, output treesize:127 [2021-05-02 11:58:11,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:11,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:12,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 11:58:12,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637779380] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:12,294 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:58:12,295 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14] total 28 [2021-05-02 11:58:12,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271746248] [2021-05-02 11:58:12,295 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-02 11:58:12,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:58:12,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-02 11:58:12,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=668, Unknown=0, NotChecked=0, Total=756 [2021-05-02 11:58:12,296 INFO L87 Difference]: Start difference. First operand 176 states and 221 transitions. Second operand has 28 states, 27 states have (on average 2.4814814814814814) internal successors, (67), 26 states have internal predecessors, (67), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:13,318 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 42 [2021-05-02 11:58:14,139 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-05-02 11:58:14,501 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 47 [2021-05-02 11:58:14,659 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 40 [2021-05-02 11:58:14,956 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 63 [2021-05-02 11:58:15,352 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 57 [2021-05-02 11:58:16,711 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 66 [2021-05-02 11:58:16,930 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 70 [2021-05-02 11:58:17,286 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2021-05-02 11:58:18,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:58:18,978 INFO L93 Difference]: Finished difference Result 392 states and 495 transitions. [2021-05-02 11:58:18,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-02 11:58:18,978 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 2.4814814814814814) internal successors, (67), 26 states have internal predecessors, (67), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2021-05-02 11:58:18,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:58:18,980 INFO L225 Difference]: With dead ends: 392 [2021-05-02 11:58:18,980 INFO L226 Difference]: Without dead ends: 360 [2021-05-02 11:58:18,981 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 29 SyntacticMatches, 4 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 886 ImplicationChecksByTransitivity, 5973.5ms TimeCoverageRelationStatistics Valid=613, Invalid=3169, Unknown=0, NotChecked=0, Total=3782 [2021-05-02 11:58:18,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2021-05-02 11:58:19,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 231. [2021-05-02 11:58:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 220 states have (on average 1.3045454545454545) internal successors, (287), 222 states have internal predecessors, (287), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 11:58:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 297 transitions. [2021-05-02 11:58:19,011 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 297 transitions. Word has length 40 [2021-05-02 11:58:19,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:58:19,011 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 297 transitions. [2021-05-02 11:58:19,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 27 states have (on average 2.4814814814814814) internal successors, (67), 26 states have internal predecessors, (67), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 297 transitions. [2021-05-02 11:58:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-02 11:58:19,012 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:58:19,012 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:58:19,236 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:19,237 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:58:19,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:58:19,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1909650267, now seen corresponding path program 5 times [2021-05-02 11:58:19,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:58:19,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926200220] [2021-05-02 11:58:19,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:58:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:19,878 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2021-05-02 11:58:20,017 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 40 [2021-05-02 11:58:20,292 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2021-05-02 11:58:20,476 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 37 [2021-05-02 11:58:21,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:58:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-02 11:58:21,554 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:58:21,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926200220] [2021-05-02 11:58:21,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926200220] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:21,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1124666371] [2021-05-02 11:58:21,555 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:21,857 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-05-02 11:58:21,857 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:58:21,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 52 conjunts are in the unsatisfiable core [2021-05-02 11:58:21,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:58:21,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:21,984 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-05-02 11:58:21,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 27 [2021-05-02 11:58:21,994 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:22,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:22,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,116 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-05-02 11:58:22,117 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:101, output treesize:96 [2021-05-02 11:58:22,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:22,508 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:22,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 98 [2021-05-02 11:58:22,516 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:22,640 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-05-02 11:58:22,642 INFO L628 ElimStorePlain]: treesize reduction 4, result has 96.0 percent of original size [2021-05-02 11:58:22,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,674 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-05-02 11:58:22,675 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:104, output treesize:96 [2021-05-02 11:58:22,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:22,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:23,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:23,681 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 37 [2021-05-02 11:58:23,682 INFO L354 Elim1Store]: treesize reduction 228, result has 19.4 percent of original size [2021-05-02 11:58:23,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 25 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 25 case distinctions, treesize of input 100 treesize of output 119 [2021-05-02 11:58:23,689 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:23,745 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:23,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,762 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-05-02 11:58:23,762 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:125, output treesize:119 [2021-05-02 11:58:23,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:23,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:24,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:24,512 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 42 [2021-05-02 11:58:24,512 INFO L354 Elim1Store]: treesize reduction 332, result has 16.2 percent of original size [2021-05-02 11:58:24,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 26 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 32 case distinctions, treesize of input 113 treesize of output 133 [2021-05-02 11:58:24,516 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:24,583 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:24,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2021-05-02 11:58:24,606 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:141, output treesize:141 [2021-05-02 11:58:24,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:24,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:25,389 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2021-05-02 11:58:25,390 INFO L354 Elim1Store]: treesize reduction 296, result has 17.3 percent of original size [2021-05-02 11:58:25,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 25 disjoint index pairs (out of 45 index pairs), introduced 11 new quantified variables, introduced 28 case distinctions, treesize of input 117 treesize of output 134 [2021-05-02 11:58:25,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:25,449 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:25,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-05-02 11:58:25,466 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:139, output treesize:129 [2021-05-02 11:58:25,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:25,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:26,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,610 INFO L354 Elim1Store]: treesize reduction 95, result has 4.0 percent of original size [2021-05-02 11:58:27,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 30 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 27 case distinctions, treesize of input 100 treesize of output 48 [2021-05-02 11:58:27,618 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:27,638 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:27,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:27,643 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:116, output treesize:3 [2021-05-02 11:58:27,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:27,830 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-02 11:58:27,830 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1124666371] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:27,830 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:58:27,830 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 38 [2021-05-02 11:58:27,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343518812] [2021-05-02 11:58:27,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-02 11:58:27,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:58:27,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-02 11:58:27,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1261, Unknown=0, NotChecked=0, Total=1406 [2021-05-02 11:58:27,832 INFO L87 Difference]: Start difference. First operand 231 states and 297 transitions. Second operand has 38 states, 36 states have (on average 1.8333333333333333) internal successors, (66), 35 states have internal predecessors, (66), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:28,742 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 69 [2021-05-02 11:58:28,988 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-05-02 11:58:29,189 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2021-05-02 11:58:29,564 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-05-02 11:58:29,744 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 70 [2021-05-02 11:58:30,105 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 74 [2021-05-02 11:58:30,446 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 79 [2021-05-02 11:58:30,675 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2021-05-02 11:58:30,974 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 80 [2021-05-02 11:58:31,471 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 76 [2021-05-02 11:58:31,844 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 70 [2021-05-02 11:58:32,070 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2021-05-02 11:58:32,374 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-05-02 11:58:34,634 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2021-05-02 11:58:37,101 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 70 [2021-05-02 11:58:37,288 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2021-05-02 11:58:37,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:58:37,598 INFO L93 Difference]: Finished difference Result 296 states and 371 transitions. [2021-05-02 11:58:37,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-02 11:58:37,602 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 36 states have (on average 1.8333333333333333) internal successors, (66), 35 states have internal predecessors, (66), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2021-05-02 11:58:37,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:58:37,604 INFO L225 Difference]: With dead ends: 296 [2021-05-02 11:58:37,604 INFO L226 Difference]: Without dead ends: 254 [2021-05-02 11:58:37,606 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 807 ImplicationChecksByTransitivity, 8350.0ms TimeCoverageRelationStatistics Valid=530, Invalid=3376, Unknown=0, NotChecked=0, Total=3906 [2021-05-02 11:58:37,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-05-02 11:58:37,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 234. [2021-05-02 11:58:37,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 223 states have (on average 1.304932735426009) internal successors, (291), 225 states have internal predecessors, (291), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 11:58:37,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 301 transitions. [2021-05-02 11:58:37,644 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 301 transitions. Word has length 43 [2021-05-02 11:58:37,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:58:37,645 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 301 transitions. [2021-05-02 11:58:37,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 36 states have (on average 1.8333333333333333) internal successors, (66), 35 states have internal predecessors, (66), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:37,645 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 301 transitions. [2021-05-02 11:58:37,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-02 11:58:37,646 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:58:37,646 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:58:37,861 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-05-02 11:58:37,861 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:58:37,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:58:37,862 INFO L82 PathProgramCache]: Analyzing trace with hash 651363238, now seen corresponding path program 2 times [2021-05-02 11:58:37,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:58:37,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877359154] [2021-05-02 11:58:37,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:58:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:38,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:58:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:38,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 11:58:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:38,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 11:58:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-02 11:58:38,103 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:58:38,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877359154] [2021-05-02 11:58:38,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877359154] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:38,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743139116] [2021-05-02 11:58:38,104 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:38,203 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 11:58:38,203 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:58:38,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-02 11:58:38,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:58:38,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-02 11:58:38,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743139116] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:38,538 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:58:38,538 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-05-02 11:58:38,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181992597] [2021-05-02 11:58:38,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-02 11:58:38,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:58:38,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-02 11:58:38,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-05-02 11:58:38,540 INFO L87 Difference]: Start difference. First operand 234 states and 301 transitions. Second operand has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 11:58:39,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:58:39,652 INFO L93 Difference]: Finished difference Result 809 states and 1066 transitions. [2021-05-02 11:58:39,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-02 11:58:39,654 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 47 [2021-05-02 11:58:39,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:58:39,657 INFO L225 Difference]: With dead ends: 809 [2021-05-02 11:58:39,657 INFO L226 Difference]: Without dead ends: 605 [2021-05-02 11:58:39,658 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 469.0ms TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2021-05-02 11:58:39,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2021-05-02 11:58:39,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 430. [2021-05-02 11:58:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 417 states have (on average 1.3333333333333333) internal successors, (556), 420 states have internal predecessors, (556), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 11:58:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 570 transitions. [2021-05-02 11:58:39,724 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 570 transitions. Word has length 47 [2021-05-02 11:58:39,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:58:39,724 INFO L480 AbstractCegarLoop]: Abstraction has 430 states and 570 transitions. [2021-05-02 11:58:39,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 11:58:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 570 transitions. [2021-05-02 11:58:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-02 11:58:39,728 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:58:39,728 INFO L523 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:58:39,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:39,953 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:58:39,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:58:39,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1904691350, now seen corresponding path program 6 times [2021-05-02 11:58:39,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:58:39,954 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19222344] [2021-05-02 11:58:39,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:58:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:40,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:58:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:58:40,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:58:40,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19222344] [2021-05-02 11:58:40,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19222344] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:40,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983355908] [2021-05-02 11:58:40,261 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:40,472 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-05-02 11:58:40,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:58:40,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-02 11:58:40,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:58:40,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:40,966 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 11:58:40,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983355908] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:40,966 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 11:58:40,966 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 17 [2021-05-02 11:58:40,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390778285] [2021-05-02 11:58:40,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-02 11:58:40,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 11:58:40,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-02 11:58:40,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2021-05-02 11:58:40,968 INFO L87 Difference]: Start difference. First operand 430 states and 570 transitions. Second operand has 17 states, 17 states have (on average 3.411764705882353) internal successors, (58), 16 states have internal predecessors, (58), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:42,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 11:58:42,208 INFO L93 Difference]: Finished difference Result 1063 states and 1389 transitions. [2021-05-02 11:58:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-02 11:58:42,213 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.411764705882353) internal successors, (58), 16 states have internal predecessors, (58), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 46 [2021-05-02 11:58:42,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 11:58:42,218 INFO L225 Difference]: With dead ends: 1063 [2021-05-02 11:58:42,218 INFO L226 Difference]: Without dead ends: 1025 [2021-05-02 11:58:42,219 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 715.3ms TimeCoverageRelationStatistics Valid=216, Invalid=654, Unknown=0, NotChecked=0, Total=870 [2021-05-02 11:58:42,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2021-05-02 11:58:42,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 607. [2021-05-02 11:58:42,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 594 states have (on average 1.367003367003367) internal successors, (812), 597 states have internal predecessors, (812), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 11:58:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 826 transitions. [2021-05-02 11:58:42,294 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 826 transitions. Word has length 46 [2021-05-02 11:58:42,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 11:58:42,294 INFO L480 AbstractCegarLoop]: Abstraction has 607 states and 826 transitions. [2021-05-02 11:58:42,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.411764705882353) internal successors, (58), 16 states have internal predecessors, (58), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 11:58:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 826 transitions. [2021-05-02 11:58:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-02 11:58:42,295 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 11:58:42,296 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 11:58:42,520 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:42,520 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 11:58:42,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 11:58:42,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1776596685, now seen corresponding path program 3 times [2021-05-02 11:58:42,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 11:58:42,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205991885] [2021-05-02 11:58:42,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 11:58:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:42,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 11:58:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 11:58:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-05-02 11:58:42,674 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 11:58:42,674 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205991885] [2021-05-02 11:58:42,674 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205991885] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 11:58:42,674 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018080284] [2021-05-02 11:58:42,674 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 11:58:42,926 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-02 11:58:42,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 11:58:42,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 76 conjunts are in the unsatisfiable core [2021-05-02 11:58:42,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 11:58:42,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:42,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:42,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:42,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:42,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:42,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-05-02 11:58:42,987 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:43,059 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,059 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:87 [2021-05-02 11:58:43,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,190 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-05-02 11:58:43,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 75 treesize of output 92 [2021-05-02 11:58:43,194 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,286 INFO L628 ElimStorePlain]: treesize reduction 4, result has 95.9 percent of original size [2021-05-02 11:58:43,288 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,288 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:94 [2021-05-02 11:58:43,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:43,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,516 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-05-02 11:58:43,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 17 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 23 case distinctions, treesize of input 80 treesize of output 100 [2021-05-02 11:58:43,521 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,566 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:43,569 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,569 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:100, output treesize:87 [2021-05-02 11:58:43,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:43,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:43,912 INFO L354 Elim1Store]: treesize reduction 146, result has 22.3 percent of original size [2021-05-02 11:58:43,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 17 disjoint index pairs (out of 28 index pairs), introduced 9 new quantified variables, introduced 27 case distinctions, treesize of input 86 treesize of output 105 [2021-05-02 11:58:43,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,963 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 11:58:43,966 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 11:58:43,966 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:98 [2021-05-02 11:58:44,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:44,570 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 55 [2021-05-02 11:58:44,571 INFO L354 Elim1Store]: treesize reduction 626, result has 15.2 percent of original size [2021-05-02 11:58:44,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 17 disjoint index pairs (out of 78 index pairs), introduced 14 new quantified variables, introduced 61 case distinctions, treesize of input 130 treesize of output 211 [2021-05-02 11:58:44,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,624 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:44,934 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2021-05-02 11:58:44,935 INFO L628 ElimStorePlain]: treesize reduction 70, result has 78.0 percent of original size [2021-05-02 11:58:44,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:44,993 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-02 11:58:44,994 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:150, output treesize:248 [2021-05-02 11:58:45,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:45,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:50,930 WARN L205 SmtUtils]: Spent 5.37 s on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2021-05-02 11:58:50,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:50,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:50,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:50,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:50,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,644 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-05-02 11:58:51,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:51,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:51,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,030 INFO L244 Elim1Store]: Index analysis took 232 ms [2021-05-02 11:58:52,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:52,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:52,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,587 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 58 [2021-05-02 11:58:52,587 INFO L354 Elim1Store]: treesize reduction 740, result has 12.2 percent of original size [2021-05-02 11:58:52,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 18 disjoint index pairs (out of 78 index pairs), introduced 14 new quantified variables, introduced 61 case distinctions, treesize of input 141 treesize of output 207 [2021-05-02 11:58:52,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:52,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:52,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:52,619 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:52,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,916 INFO L244 Elim1Store]: Index analysis took 277 ms [2021-05-02 11:58:52,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:52,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:53,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:53,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:53,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:53,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:53,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:53,963 WARN L205 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 73 [2021-05-02 11:58:53,965 INFO L354 Elim1Store]: treesize reduction 1012, result has 10.9 percent of original size [2021-05-02 11:58:53,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 17 disjoint index pairs (out of 78 index pairs), introduced 14 new quantified variables, introduced 77 case distinctions, treesize of input 152 treesize of output 199 [2021-05-02 11:58:53,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:53,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:54,011 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:54,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,510 INFO L244 Elim1Store]: Index analysis took 481 ms [2021-05-02 11:58:54,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:54,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:54,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:55,357 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 61 [2021-05-02 11:58:55,359 INFO L354 Elim1Store]: treesize reduction 949, result has 9.4 percent of original size [2021-05-02 11:58:55,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 17 disjoint index pairs (out of 66 index pairs), introduced 13 new quantified variables, introduced 66 case distinctions, treesize of input 145 treesize of output 171 [2021-05-02 11:58:55,370 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:55,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 11:58:55,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 11:58:56,033 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 50 [2021-05-02 11:58:56,034 INFO L354 Elim1Store]: treesize reduction 609, result has 11.7 percent of original size [2021-05-02 11:58:56,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 20 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 50 case distinctions, treesize of input 134 treesize of output 174 [2021-05-02 11:58:56,041 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-02 11:58:57,344 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 126 DAG size of output: 120 [2021-05-02 11:58:57,345 INFO L628 ElimStorePlain]: treesize reduction 101, result has 89.1 percent of original size [2021-05-02 11:58:57,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,436 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 4 xjuncts. [2021-05-02 11:58:57,436 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:669, output treesize:822 [2021-05-02 11:58:57,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:58:57,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,398 WARN L205 SmtUtils]: Spent 45.63 s on a formula simplification that was a NOOP. DAG size: 159 [2021-05-02 11:59:43,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:43,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 11:59:44,498 WARN L159 QuantifierPusher]: Ignoring assumption.